Installer reference guide

Transcription

1 Instllr rfrn gui Dikin Althrm Low tmprtur split + ERHQ BA ERLQ CA EHVZ16S18CB Instllr rfrn gui Dikin Althrm Low tmprtur split English

2 Tl of Contnts Tl of Contnts 1 Gnrl sfty prutions Aout th oumnttion... 3 Instllr rfrn gui Mning of wrnings n symols For th instllr Gnrl Instlltion sit Rfrigrnt Brin Wtr Eltril Aout th oumnttion Aout this oumnt Instllr rfrn gui t gln Aout th ox Ovrviw: Aout th ox Outoor unit To unpk th outoor unit To hnl th outoor unit To rmov th ssoris from th outoor unit Inoor unit To unpk th inoor unit To rmov th ssoris from th inoor unit Aout th units n options Ovrviw: Aout th units n options Intifition Intifition ll: Outoor unit Intifition ll: Inoor unit Comining units n options Possil options for th outoor unit Possil options for th inoor unit Possil omintions of inoor unit n outoor unit Applition guilins Ovrviw: Applition guilins Stting up th sp hting systm Multipl rooms Two LWT zons Stting up th omsti hot wtr tnk Systm lyout Intgrt DHW tnk Slting th volum n sir tmprtur for th DHW tnk Stup n onfigurtion DHW tnk DHW pump for instnt hot wtr DHW pump for isinftion Stting up th nrgy mtring Prou ht Consum nrgy Norml kwh rt powr supply Prfrntil kwh rt powr supply Stting up th powr onsumption ontrol Prmnnt powr limittion Powr limittion tivt y igitl inputs Powr limittion pross Stting up n xtrnl tmprtur snsor Prprtion Ovrviw: Prprtion Prpring instlltion sit Instlltion sit rquirmnts of th outoor unit Aitionl instlltion sit rquirmnts of th outoor unit in ol limts Instlltion sit rquirmnts of th inoor unit Prpring rfrigrnt piping Rfrigrnt piping rquirmnts Rfrigrnt piping insultion Prpring wtr piping Wtr iruit rquirmnts Formul to lult th xpnsion vssl prprssur To hk th wtr volum n flow rt Chnging th pr-prssur of th xpnsion vssl To hk th wtr volum: Exmpls Prpring ltril wiring Aout prpring ltril wiring Aout prfrntil kwh rt powr supply Ovrviw of ltril onntions xpt xtrnl tutors Ovrviw of ltril onntions for xtrnl n intrnl tutors Instlltion Ovrviw: Instlltion Opning th units Aout opning th units To opn th outoor unit To opn th inoor unit To opn th swith ox ovr of th inoor unit Mounting th outoor unit Aout mounting th outoor unit Prutions whn mounting th outoor unit To provi th instlltion strutur To instll th outoor unit To provi ring To prvnt th outoor unit from flling ovr Mounting th inoor unit Aout mounting th inoor unit Prutions whn mounting th inoor unit To instll th inoor unit Connting th rfrigrnt piping Aout onnting th rfrigrnt piping Prutions whn onnting th rfrigrnt piping Guilins whn onnting th rfrigrnt piping Pip ning guilins To flr th pip n To rz th pip n Using th stop vlv n srvi port To onnt th rfrigrnt piping to th outoor unit To onnt th rfrigrnt piping to th inoor unit To trmin if oil trps r rquir Chking th rfrigrnt piping Aout hking th rfrigrnt piping Prutions whn hking th rfrigrnt piping Chking rfrigrnt piping: Stup To hk for lks To prform vuum rying Chrging rfrigrnt Aout hrging rfrigrnt Prutions whn hrging rfrigrnt To trmin th itionl rfrigrnt mount To trmin th omplt rhrg mount To hrg rfrigrnt To fix th fluorint grnhous gss ll Connting th wtr piping Aout onnting th wtr piping Prutions whn onnting th wtr piping To onnt th wtr piping To onnt th rirultion piping To onnt th prssur rlif vlv to th rin To fill th wtr iruit To fill th omsti hot wtr tnk To insult th wtr piping Connting th ltril wiring Aout onnting th ltril wiring Aout ltril omplin Dikin Althrm Low tmprtur split

3 1 Gnrl sfty prutions Prutions whn onnting th ltril wiring Guilins whn onnting th ltril wiring Spifitions of stnr wiring omponnts To onnt th ltril wiring on th outoor unit To rposition th ir thrmistor on th outoor unit To onnt th ltril wiring on th inoor unit To onnt th min powr supply To onnt th kup htr powr supply To onnt th usr intrf To onnt th shut-off vlv To onnt th ltril mtrs To onnt th omsti hot wtr pump To onnt th lrm output To onnt th powr onsumption igitl inputs To onnt th sfty thrmostt (norml los ontt) Finishing th outoor unit instlltion To finish th outoor unit instlltion To los th outoor unit Finishing th inoor unit instlltion To fix th usr intrf ovr to th inoor unit To los th inoor unit Configurtion Ovrviw: Configurtion To onnt th PC l to th swith ox To ss th most us ommns To opy th systm sttings from th first to th son usr intrf To opy th lngug st from th first to th son usr intrf Quik wizr: St th systm lyout ftr first powr ON Bsi onfigurtion Quik wizr: Lngug / tim n t Quik wizr: Stnr Quik wizr: Options Quik wizr: Cpitis (nrgy mtring) Sp hting ontrol Domsti hot wtr ontrol Contt/hlpsk numr Avn onfigurtion/optimiztion Sp hting oprtion: vn Domsti hot wtr ontrol: vn Ht sour sttings Systm sttings Mnu strutur: Ovrviw usr sttings Mnu strutur: Ovrviw instllr sttings Commissioning Ovrviw: Commissioning Prutions whn ommissioning Chklist for ommissioning Chklist uring ommissioning To hk th minimum flow rt Air purg funtion To prform tst run To prform n tutor tst run Unrfloor hting sr ryout Hn-ovr to th usr Mintnn n srvi Ovrviw: Mintnn n srvi Mintnn sfty prutions Opning th inoor unit Chklist for yrly mintnn of th outoor unit Chklist for yrly mintnn of th inoor unit To rin th omsti hot wtr tnk Troulshooting Ovrviw: Troulshooting Prutions whn troulshooting Solving prolms s on symptoms Symptom: Th unit is NOT hting s xpt Symptom: Th omprssor os NOT strt (sp hting or omsti wtr hting) Symptom: Th pump is mking nois (vittion) Symptom: Th prssur rlif vlv opns Symptom: Th wtr prssur rlif vlv lks Symptom: Th sp is NOT suffiintly ht t low outoor tmprturs Symptom: Th prssur t th tpping point is tmporrily unusul high Symptom: Dortion pnls r push wy u to swolln tnk Symptom: Tnk isinftion funtion is NOT omplt orrtly (AH-rror) Solving prolms s on rror os Error os: Ovrviw Disposl Ovrviw: Disposl Aout pump own To pump own Thnil t Ovrviw: Thnil t Dimnsions n srvi sp Dimnsions: Outoor unit Srvi sp: Outoor unit Dimnsions n srvi sp: Inoor unit Cntr of grvity Cntr of grvity: Outoor unit Componnts Componnts: Outoor unit Componnts: Inoor unit Componnts: Swith ox (inoor unit) Piping igrm Piping igrm: Outoor unit Piping igrm: Inoor unit Wiring igrm Wiring igrm: Outoor unit Wiring igrm: Inoor unit Thnil spifitions Thnil spifitions: Outoor unit Thnil spifitions: Inoor unit Oprtion rng Oprtion rng: Hting n ooling Oprtion rng: Domsti hot wtr ESP urv ESP urv: Inoor unit Glossry Fil sttings tl Gnrl sfty prutions 1.1 Aout th oumnttion Th originl oumnttion is writtn in English. All othr lngugs r trnsltions. Th prutions sri in this oumnt ovr vry importnt topis, follow thm rfully. Th instlltion of th systm, n ll tivitis sri in th instlltion mnul n th instllr rfrn gui must prform y n uthoriz instllr. Dikin Althrm Low tmprtur split Instllr rfrn gui 3

4 1 Gnrl sfty prutions Mning of wrnings n symols DANGER Inits sitution tht rsults in th or srious injury. DANGER: RISK OF ELECTROCUTION Inits sitution tht oul rsult in ltroution. DANGER: RISK OF BURNING Inits sitution tht oul rsult in urning us of xtrm hot or ol tmprturs. WARNING: FLAMMABLE MATERIAL WARNING Inits sitution tht oul rsult in th or srious injury. CAUTION Inits sitution tht oul rsult in minor or mort injury. Inits sitution tht oul rsult in quipmnt or proprty mg. Inits usful tips or itionl informtion. 1.2 For th instllr Gnrl If you r not sur how to instll or oprt th unit, ontt your lr. Impropr instlltion or tthmnt of quipmnt or ssoris oul rsult in ltri shok, short-iruit, lks, fir or othr mg to th quipmnt. Only us ssoris, optionl quipmnt n spr prts m or pprov y Dikin. WARNING Mk sur instlltion, tsting n ppli mtrils omply with pplil lgisltion (on top of th instrutions sri in th Dikin oumnttion). CAUTION Wr qut prsonl prottiv quipmnt (prottiv glovs, sfty glsss, ) whn instlling, mintining or srviing th systm. WARNING Tr prt n throw wy plsti pkging gs so tht nooy, spilly hilrn, n ply with thm. Possil risk: suffotion. DANGER: RISK OF BURNING Do NOT touh th rfrigrnt piping, wtr piping or intrnl prts uring n immitly ftr oprtion. It oul too hot or too ol. Giv it tim to rturn to norml tmprtur. If you must touh it, wr prottiv glovs. Do NOT touh ny intl lking rfrigrnt. WARNING Provi qut msurs to prvnt tht th unit n us s shltr y smll nimls. Smll nimls tht mk ontt with ltril prts n us mlfuntions, smok or fir. CAUTION Do NOT touh th ir inlt or luminum fins of th unit. Do NOT pl ny ojts or quipmnt on top of th unit. Do NOT sit, lim or stn on th unit. Works xut on th outoor unit r st on unr ry wthr onitions to voi wtr ingrss. In orn with th pplil lgisltion, it might nssry to provi logook with th prout ontining t lst: informtion on mintnn, rpir work, rsults of tsts, stn-y prios, Also, t lst, following informtion must provi t n ssil pl t th prout: Instrutions for shutting own th systm in s of n mrgny Nm n rss of fir prtmnt, poli n hospitl Nm, rss n y n night tlphon numrs for otining srvi In Europ, EN378 provis th nssry guin for this logook Instlltion sit Provi suffiint sp roun th unit for srviing n ir irultion. Mk sur th instlltion sit withstns th unit's wight n virtion. Mk sur th r is wll vntilt. Do NOT lok ny vntiltion opnings. Mk sur th unit is lvl. Do NOT instll th unit in th following pls: In potntilly xplosiv tmosphrs. In pls whr thr is mhinry tht mits ltromgnti wvs. Eltromgnti wvs my istur th ontrol systm, n us mlfuntion of th quipmnt. In pls whr thr is risk of fir u to th lkg of flmml gss (xmpl: thinnr or gsolin), ron fir, ignitl ust. In pls whr orrosiv gs (xmpl: sulphurous i gs) is prou. Corrosion of oppr pips or solr prts my us th rfrigrnt to lk Rfrigrnt If pplil. S th instlltion mnul or instllr rfrn gui of your pplition for mor informtion. Mk sur rfrigrnt piping instlltion omplis with pplil lgisltion. In Europ, EN378 is th pplil stnr. Mk sur th fil piping n onntions r not sujt to strss. Instllr rfrn gui 4 Dikin Althrm Low tmprtur split

5 1 Gnrl sfty prutions WARNING During tsts, NEVER prssuriz th prout with prssur highr thn th mximum llowl prssur (s init on th nmplt of th unit). WARNING Tk suffiint prutions in s of rfrigrnt lkg. If rfrigrnt gs lks, vntilt th r immitly. Possil risks: Exssiv rfrigrnt onntrtions in los room n l to oxygn fiiny. Toxi gs my prou if rfrigrnt gs oms into ontt with fir. WARNING Alwys rovr th rfrigrnt. Do NOT rls thm irtly into th nvironmnt. Us vuum pump to vut th instlltion. Aftr ll th piping hs n onnt, mk sur thr is no gs lk. Us nitrogn to prform gs lk ttion. To voi omprssor rkown, o NOT hrg mor thn th spifi mount of rfrigrnt. Whn th rfrigrnt systm is to opn, rfrigrnt must trt oring to th pplil lgisltion. WARNING Mk sur thr is no oxygn in th systm. Rfrigrnt my only hrg ftr prforming th lk tst n th vuum rying. In s r-hrg is rquir, rfr to th nmplt of th unit. It stts th typ of rfrigrnt n nssry mount. Th unit is ftory hrg with rfrigrnt n pning on pip sizs n pip lngths som systms rquir itionl hrging of rfrigrnt. Only us tools xlusivly for th rfrigrnt typ us in th systm, this to nsur prssur rsistn n prvnt forign mtrils from ntring into th systm. Chrg th liqui rfrigrnt s follows: If A siphon tu is prsnt (i.., th ylinr is mrk with "Liqui filling siphon tth") A siphon tu is NOT prsnt Opn rfrigrnt ylinrs slowly. Thn Chrg with th ylinr upright. Chrg with th ylinr upsi own. Chrg th rfrigrnt in liqui form. Aing it in gs form my prvnt norml oprtion. CAUTION Whn th rfrigrnt hrging prour is on or whn pusing, los th vlv of th rfrigrnt tnk immitly. If th vlv is not los immitly, rmining prssur might hrg itionl rfrigrnt. Possil onsqun: Inorrt rfrigrnt mount Brin If pplil. S th instlltion mnul or instllr rfrn gui of your pplition for mor informtion. WARNING Th sltion of th rin MUST in orn with th pplil lgisltion. WARNING Tk suffiint prutions in s of rin lkg. If rin lks, vntilt th r immitly n ontt your lol lr. WARNING Th mint tmprtur insi th unit n gt muh highr thn tht of th room,.g. 70 C. In s of rin lk, hot prts insi th unit n rt hzrous sitution. WARNING Th us n instlltion of th pplition MUST omply with th sfty n nvironmntl prutions spifi in th pplil lgisltion Wtr If pplil. S th instlltion mnul or instllr rfrn gui of your pplition for mor informtion. Mk sur wtr qulity omplis with EU irtiv 98/83 EC Eltril DANGER: RISK OF ELECTROCUTION Turn OFF ll powr supply for rmoving th swith ox ovr, onnting ltril wiring or touhing ltril prts. Disonnt th powr supply for mor thn 1 minut, n msur th voltg t th trminls of min iruit pitors or ltril omponnts for srviing. Th voltg MUST lss thn 50 V DC for you n touh ltril omponnts. For th lotion of th trminls, s th wiring igrm. Do NOT touh ltril omponnts with wt hns. Do NOT lv th unit unttn whn th srvi ovr is rmov. WARNING If NOT ftory instll, min swith or othr mns for isonntion, hving ontt sprtion in ll pols proviing full isonntion unr ovrvoltg tgory III onition, shll instll in th fix wiring. Dikin Althrm Low tmprtur split Instllr rfrn gui 5

6 2 Aout th oumnttion WARNING ONLY us oppr wirs. Mk sur th fil wiring omplis with th pplil lgisltion. All fil wiring must prform in orn with th wiring igrm suppli with th prout. NEVER squz unl ls n mk sur thy o not om in ontt with th piping n shrp gs. Mk sur no xtrnl prssur is ppli to th trminl onntions. Mk sur to instll rth wiring. Do NOT rth th unit to utility pip, surg sorr, or tlphon rth. Inomplt rth my us ltril shok. Mk sur to us it powr iruit. NEVER us powr supply shr y nothr pplin. Mk sur to instll th rquir fuss or iruit rkrs. Mk sur to instll n rth lkg prottor. Filur to o so my us ltri shok or fir. Whn instlling th rth lkg prottor, mk sur it is omptil with th invrtr (rsistnt to high frquny ltri nois) to voi unnssry opning of th rth lkg prottor. Prutions whn lying powr wiring: Do not onnt wiring of iffrnt thiknsss to th powr trminl lok (slk in th powr wiring my us norml ht). Whn onnting wiring whih is th sm thiknss, o s shown in th figur low. For wiring, us th signt powr wir n onnt firmly, thn sur to prvnt outsi prssur ing xrt on th trminl or. Us n pproprit srwrivr for tightning th trminl srws. A srwrivr with smll h will mg th h n mk propr tightning impossil. Ovr-tightning th trminl srws my rk thm. Instll powr ls t lst 1 mtr wy from tlvisions or rios to prvnt intrfrn. Dpning on th rio wvs, istn of 1 mtr my not suffiint. WARNING Aftr finishing th ltril work, onfirm tht h ltril omponnt n trminl insi th ltril omponnts ox is onnt surly. Mk sur ll ovrs r los for strting up th unit. Only pplil if th powr supply is thr phs, n th omprssor hs n ON/OFF strting mtho. If thr xists th possiility of rvrs phs ftr momntry lk out n th powr gos on n off whil th prout is oprting, tth rvrs phs prottion iruit lolly. Running th prout in rvrs phs n rk th omprssor n othr prts. 2 Aout th oumnttion 2.1 Aout this oumnt Trgt uin Authoris instllrs Doumnttion st This oumnt is prt of oumnttion st. Th omplt st onsists of: Gnrl sfty prutions: Sfty instrutions tht you must r for instlling Formt: Ppr (in th ox of th inoor unit) Inoor unit instlltion mnul: Instlltion instrutions Formt: Ppr (in th ox of th inoor unit) Outoor unit instlltion mnul: Instlltion instrutions Formt: Ppr (in th ox of th outoor unit) Instllr rfrn gui: Prprtion of th instlltion, thnil spifitions, goo prtis, rfrn t, Formt: Digitl fils on Anum ook for optionl quipmnt: Aitionl info out how to instll optionl quipmnt Formt: Ppr (in th ox of th inoor unit) + Digitl fils on Ltst rvisions of th suppli oumnttion my vill on th rgionl Dikin wsit or vi your lr. Th originl oumnttion is writtn in English. All othr lngugs r trnsltions. 2.2 Instllr rfrn gui t gln Chptr Gnrl sfty prutions Aout th oumnttion Aout th ox Aout th units n options Applition guilins Prprtion Instlltion Configurtion Commissioning Hn ovr to th usr Mintnn n srvi Dsription Sfty instrutions tht you must r for instlling Wht oumnttion xists for th instllr How to unpk th units n rmov thir ssoris How to intify th units Possil omintions of units n options Vrious instlltion stups of th systm Wht to o n know for going on sit Wht to o n know to instll th systm Wht to o n know to onfigur th systm ftr it is instll Wht to o n know to ommission th systm ftr it is onfigur Wht to giv n xplin to th usr How to mintin n srvi th units Instllr rfrn gui 6 Dikin Althrm Low tmprtur split

7 Chptr Troulshooting Disposl Thnil t Glossry Fil sttings tl Dsription Wht to o in s of prolms How to ispos of th systm Spifitions of th systm Dfinition of trms Tl to fill in y th instllr, n kpt for futur rfrn Not: Thr is lso n instllr sttings tl in th usr rfrn gui. This tl hs to fill in y th instllr n hn ovr to th usr To hnl th outoor unit Crry th unit slowly s shown: 102~114 kg CAUTION 3 Aout th ox To voi injury, o NOT touh th ir inlt or luminum fins of th unit. 3 Aout th ox 3.1 Ovrviw: Aout th ox This hptr sris wht you hv to o ftr th oxs with th outoor n inoor unit r livr on-sit. It ontins informtion out: Unpking n hnling th units Rmoving th ssoris from th units Kp th following in min: At livry, th unit must hk for mg. Any mg must rport immitly to th rrir's lims gnt. Bring th pk unit s los s possil to its finl instlltion position to prvnt mg uring trnsport. 3.2 Outoor unit To unpk th outoor unit To rmov th ssoris from th outoor unit f g 3.3 Inoor unit f 1 1 Outoor unit instlltion mnul Cl ti Fluorint grnhous gss ll Multilingul fluorint grnhous gss ll Srw (only for ERLQ) Thrmistor fixing plt (spr) (only for ERLQ) Thrmistor fixtur (only for ERLQ) 1 g To unpk th inoor unit To rmov th ssoris from th inoor unit 1 Rmov th srws t th top of th unit. 2 Rmov th top pnl. 3 Rmov th srws t th front of th unit. Dikin Althrm Low tmprtur split Instllr rfrn gui 7

8 4 Aout th units n options 4 Push on th utton on th ottom of th front plt. 5 Rmov th front plt. Comining outoor n inoor units Comining th outoor unit with options WARNING: Shrp gs Comining th inoor unit with options Tk th front plt on th uppr prt inst of th lowr prt. Wth your fingrs, thr r shrp gs on th lowr prt of th front plt. 4.2 Intifition 1 ~+i 2 Whn instlling or srviing svrl units t th sm tim, mk sur NOT to swith th srvi pnls twn iffrnt mols h Lotion 4 f+g Intifition ll: Outoor unit 5 Mol intifition ERLQ: Contins omponnts (insultion, ottom plt htr, ) to prvnt frz-up in rs with low mint tmprtur n high humiity. ERHQ: Dos NOT ontin ths omponnts. 4 2 Exmpl: ER L Q 011 CA W1 Co 3 6 Rmov th ssoris f g 2 2 h 1 Europn split outoor pir ht pump L H=Low wtr tmprtur mint zon: 0 ~ 10 C 1 L=Low wtr tmprtur mint zon: 10 ~ 20 C 1 i 1 Q Rfrigrnt R410A 011 Cpity lss CA Mol sris W1 Powr supply f g h i 7 Gnrl sfty prutions Anum ook for optionl quipmnt Inoor unit instlltion mnul Oprtion mnul Sling ring for shut-off vlv Shut-off vlv with rin/fill point Shut-off vlv Usr intrf ovr 2 srws for fixing th usr intrf. Explntion ER Intifition ll: Inoor unit Lotion Rinstll th top pnl n th front plt. 4 Aout th units n options 4.1 Ovrviw: Aout th units n options This hptr ontins informtion out: Mol intifition Exmpl: E HV Z 04 S 18 CB 3V Intifying th outoor unit Intifying th inoor unit Instllr rfrn gui 8 Dikin Althrm Low tmprtur split

9 4 Aout th units n options E HV Z Co Europn mol Dsription Floor-stning inoor unit with intgrt tnk Dul-zon mol 04 Cpity lss S Intgrt tnk mtril: Stinlss stl 18 Intgrt tnk volum CB 3V Mol sris Bkup htr mol 4.3 Comining units n options Possil options for th outoor unit Dmn PCB (KRP58M51) (only for ERLQ) Limits th mximum urrnt. Howvr, this lso rss th hting/ooling pity of th systm. Only th "Stting of mn running" funtion of th mn PCB is pplil. For instlltion instrutions, s th instlltion mnul of th mn PCB. Snow ovr (EK016SNC) (only for ERLQ) Prvnts th outoor unit from ing snow up. Rommn in rs with low mint tmprturs or hvy snowfll. For instlltion instrutions, s th instlltion mnul of th snow ovr. Drin plug kit (EKDK04) (only for ERHQ) Gthrs th onnst from th outoor unit n guis it wy through 1 plug in th ottom plt. For ERLQ: Drin plug kit is not pplil. For ERHQ: Drin plug kit is option. Cnnot omin with ottom plt htr. For instlltion instrutions, s th instlltion mnul of th rin plug kit. Bottom plt htr (EKBPHTH16A) (only for ERHQ in omintion with C* inoor unit) Prvnts frz-up of th ottom plt. Rommn in rs with low mint tmprtur n high humiity. For ERLQ: Bottom plt htr is stnr (ftory-mount). For ERHQ: Bottom plt htr is option. Cnnot omin with rin plug kit. If you instll EKBPHTH16A, you lso hv to instll th igitl I/O PCB (EKRP1HB). For instlltion instrutions, s th instlltion mnul of th ottom plt htr n num ook for optionl quipmnt Possil options for th inoor unit Usr intrf (EKRUCBL*) Th usr intrf n possil itionl usr intrf r vill s n option. Th itionl usr intrf n onnt: To hv oth: ontrol los to th inoor unit, room thrmostt funtionlity in th prinipl sp to ht. To hv n intrf ontining othr lngugs. Following usr intrfs r vill: EKRUCBL1 ontins following lngugs: Grmn, Frnh, Duth, Itlin. EKRUCBL2 ontins following lngugs: English, Swish, Norwgin, Finnish. EKRUCBL3 ontins following lngugs: English, Spnish, Grk, Portugus. EKRUCBL4 ontins following lngugs: English, Turkish, Polish, Romnin. EKRUCBL5 ontins following lngugs: Grmn, Czh, Slovnin, Slovkin. EKRUCBL6 ontins following lngugs: English, Crotin, Hungrin, Estonin. EKRUCBL7 ontins following lngugs: English, Grmn, Russin, Dnish. Lngugs on th usr intrf n uplo y PC softwr or opi from n usr intrf to th othr. For instlltion instrutions, s " To onnt th usr intrf" on pg 37. Simplifi usr intrf (EKRUCBS) Th simplifi usr intrf n only us in omintion with th min usr intrf. Th simplifi usr intrf ts s room thrmostt n ns to instll in th room tht you wnt it to ontrol. For instlltion instrutions, s th instlltion n oprtion mnul of th simplifi usr intrf. Room thrmostt (EKRTWA, EKRTR1, RTRNETA) You n onnt n optionl room thrmostt to th inoor unit. This thrmostt n ithr wir (EKRTWA) or wirlss (EKRTR1n RTRNETA). Thrmostt RTRNETA n only us in hting-only systms. For instlltion instrutions, s th instlltion mnul of th room thrmostt n num ook for optionl quipmnt. Rmot snsor for wirlss thrmostt (EKRTETS) You n us wirlss inoor tmprtur snsor (EKRTETS) only in omintion with th wirlss thrmostt (EKRTR1). For instlltion intrutions, s th instlltion mnul of th room thrmostt n num ook for optionl quipmnt. Digitl I/O PCB (EKRP1HB) Th igitl I/O PCB is rquir to provi following signls: Alrm output Sp hting On/OFF output Chngovr to xtrnl ht sour Only for EHVZ16S18 mol: Control signl for ottom plt htr kit EKBPHTH16A. For instlltion instrutions, s th instlltion mnul of th igitl I/O PCB n num ook for optionl quipmnt. Dmn PCB (EKRP1AHTA) To nl th powr sving onsumption ontrol y igitl inputs you must instll th mn PCB. For instlltion instrutions, s th instlltion mnul of th mn PCB n num ook for optionl quipmnt. Dikin Althrm Low tmprtur split Instllr rfrn gui 9

10 5 Applition guilins Rmot inoor snsor (KRCS01-1) By fult th intrnl usr intrf snsor will us s room tmprtur snsor. As n option th rmot inoor snsor n instll to msur th room tmprtur on nothr lotion. For instlltion instrutions, s th instlltion mnul of th rmot inoor snsor n num ook for optionl quipmnt. Th rmot inoor snsor n only us in s th usr intrf is onfigur with room thrmostt funtionlity. You n only onnt ithr th rmot inoor snsor or th rmot outoor snsor. Rmot outoor snsor (EKRSCA1) By fult th snsor insi th outoor unit will us to msur th outoor tmprtur. As n option th rmot outoor snsor n instll to msur th outoor tmprtur on nothr lotion (.g. to voi irt sunlight) to hv n improv systm hviour. For instlltion instrutions, s th instlltion mnul of th rmot outoor snsor. You n only onnt ithr th rmot inoor snsor or th rmot outoor snsor. PC onfigurtor (EKPCCAB) Th PC l mks onntion twn th swith ox of th inoor unit n PC. It givs th possiility to uplo iffrnt lngug fils to th usr intrf n inoor prmtrs to th inoor unit. For th vill lngug fils, ontt your lol lr. Th softwr n orrsponing oprting instrutions r vill on For instlltion instrutions, s th instlltion mnul of th PC l n "8 Configurtion" on pg 40. Ht pump onvtor (FWXV) For proviing sp hting/ooling, it is possil to us ht pump onvtors (FWXV). For instlltion instrutions, rfr to th instlltion mnul of th ht pump onvtors, n th num ook for optionl quipmnt Possil omintions of inoor unit n outoor unit Outoor unit ERHQ011+ERLQ011 ERHQ014+ERLQ014 ERHQ016+ERLQ016 5 Applition guilins Inoor unit EHVZ16 O O O Th illustrtions in th pplition guilins r mnt for rfrn only, n r NOT to us s til hyruli igrms. Th til hyruli imnsioning n lning r NOT shown, n r th rsponsiility of th instllr. For mor informtion out th onfigurtion sttings to optimiz ht pump oprtion, s "8 Configurtion" on pg 40. This hptr ontins pplition guilins for: Stting up th sp hting systm Stting up th omsti hot wtr tnk Stting up th nrgy mtring Stting up th powr onsumption Stting up n xtrnl tmprtur snsor 5.2 Stting up th sp hting systm Th Dikin ht pump systm supplis lving wtr to ht mittrs in on or mor rooms. Bus th systm offrs wi flxiility to ontrol th tmprtur in h room, you n to nswr th following qustions first: How mny rooms r ht y th Dikin ht pump systm? Whih ht mittr typs r us in h room n wht is thir sign lving wtr tmprtur? On th sp hting rquirmnts r lr, Dikin rommns to follow th stup guilins low. If n xtrnl room thrmostt is us, th xtrnl room thrmostt will ontrol th room frost prottion. Howvr, th room frost prottion is only possil if th lving wtr tmprtur ontrol on th unit's usr intrf is turn ON. In s n xtrnl room thrmostt is us n room frost prottion ns to gurnt in ll onitions, thn you hv to st uto mrgny [A.5.1.2] to Multipl rooms Two LWT zons This unit is sign to livr wtr t 2 iffrnt tmprturs. A typil instlltion onsists of unrfloor hting t lowr tmprtur n ritors t highr wtr tmprtur. In this oumnt: Min zon = Zon with th lowst sign tmprtur Aitionl zon = Zon with th highst sign tmprtur Typil xmpl: Room (zon) Ht mittrs: Dsign tmprtur Living room (min zon) Unr floor hting: 35 C B rooms (itionl zon) Ht pump onvtors: 45 C 5.1 Ovrviw: Applition guilins Th purpos of th pplition guilins is to giv gln of th possiilitis of th Dikin ht pump systm. Instllr rfrn gui 10 Dikin Althrm Low tmprtur split

11 5 Applition guilins Stup M h h A B HPC1 D E i i j HPC2 C HPC3 j Stting In s of ht pump onvtors: Extrnl room thrmostt for th itionl zon: #: [A.2.2.5] Co: [C-06] Shut-off vlv output Bnfits Vlu 1 (Thrmo ON/OFF): Whn th us xtrnl room thrmostt or ht pump onvtor n only sn thrmo ON/OFF onition. St to follow th thrmo mn of th min zon. Comfort. Th smrt room thrmostt funtionlity n rs or inrs th sir lving wtr tmprtur s on th tul room tmprtur (moultion). Effiiny. f g h h FHL1 FHL2 FHL3 k Dpning on th mn, th inoor unit supplis iffrnt lving wtr tmprtur mthing th sign tmprtur of th iffrnt ht mittrs. Unr floor hting hs th st prformn with Althrm LT. A Aitionl lving wtr tmprtur zon B Room 1 C Room 2 D Min lving wtr tmprtur zon E Room 3 Outoor unit Inoor unit Ht xhngr Bkup htr Motoris 3-wy vlv (mixing th min zon) f Aitionl pump g Min pump h Shut-off vlv i Colltor (fil supply) j Rmot ontrollr of th ht pump onvtors (fil supply) k Usr intrf (fil supply) HPC1...3 Ht pump onvtors (fil supply) FHL1...3 Floor hting loops (fil supply) For th min zon: th room tmprtur is ontroll y th usr intrf, whih is us s room thrmostt. For th itionl zon: Th xtrnl thrmostt is irtly onnt to th inoor unit. Th sir room tmprtur is st vi th xtrnl thrmostt n th thrmostti vlvs of th ritors in h room. Th hting mn signl from th xtrnl thrmostt is onnt to th igitl input on th inoor unit (X2M/1 n X2M/4). Th inoor unit will only supply th sir itionl lving wtr tmprtur whn thr is n tul mn. Configurtion Stting Unit tmprtur ontrol: #: [A.2.1.7] Co: [C-07] Numr of wtr tmprtur zons: #: [A.2.1.8] Co: [7-02] Vlu 2 (RT ontrol): Unit oprtion is i s on th mint tmprtur of th usr intrf. Not: Min room = usr intrf us s room thrmostt funtionlity Othr rooms = xtrnl room thrmostt funtionlity 1 (2 LWT zons): Min + itionl 5.3 Stting up th omsti hot wtr tnk Systm lyout Intgrt DHW tnk M M h g i i f g h i j k FHL1...3 UI HPC1...3 k UI f i i HPC1 j HPC2 j HPC3 FHL1 FHL2 FHL3 Outoor unit Inoor unit Ht xhngr Bkup htr Motoris 3 wv vlv (swith twn sp hting n omsti hot wtr) Motoris 3 wy vlv (mixing th min zon) Min pump Aitionl pump Shut-off vlv Colltor (fil supply) Domsti hot wtr tnk Floor hting loops (fil supply) Usr intrf (fil supply) Ht pump onvtors (fil supply) Slting th volum n sir tmprtur for th DHW tnk Popl xprin wtr s hot whn its tmprtur is 40 C. Thrfor, th DHW onsumption is lwys xprss s quivlnt hot wtr volum t 40 C. Howvr, you n st th DHW tnk tmprtur t highr tmprtur (xmpl: 53 C), whih is thn mix with ol wtr (xmpl: 15 C). Dikin Althrm Low tmprtur split Instllr rfrn gui 11

12 5 Applition guilins Slting th sir tmprtur for th DHW tnk onsists of: 1 Dtrmining th DHW onsumption (quivlnt hot wtr volum t 40 C). 2 Dtrmining th sir tmprtur for th DHW tnk. Enrgy sving tips If th DHW onsumption iffrs from y to y, you n progrm wkly shul with iffrnt sir DHW tnk tmprturs for h y. Th lowr th sir DHW tnk tmprtur, th mor ost fftiv. By slting lrgr DHW tnk, you n lowr th sir DHW tnk tmprtur. Th ht pump itslf n prou omsti hot wtr of mximum 55 C (50 C if outoor tmprtur is low). Th ltril rsistn intgrt in th ht pump n inrs this tmprtur. Howvr, this onsums mor nrgy. Dikin rommns to st th sir DHW tnk tmprtur low 55 C to voi using th kup htr. Th highr th outoor tmprtur, th ttr th prformn of th ht pump. If nrgy pris r th sm uring th y n th night, Dikin rommns to ht up th DHW tnk uring th y. If nrgy pris r lowr uring th night, Dikin rommns to ht up th DHW tnk uring th night. Whn th ht pump prous omsti hot wtr, it nnot ht up sp. Whn you n omsti hot wtr n sp hting t th sm, Dikin rommns to prou th omsti hot wtr uring th night whn thr is lowr sp hting mn. Dtrmining th DHW onsumption Answr th following qustions n lult th DHW onsumption (quivlnt hot wtr volum t 40 C) using th typil wtr volums: Qustion How mny showrs r n pr y? How mny ths r n pr y? How muh wtr is n t th kithn sink pr y? Ar thr ny othr omsti hot wtr ns? Typil wtr volum 1 showr = 10 min 10 l/min = 100 l 1 th = 150 l 1 sink = 2 min 5 l/min = 10 l Exmpl: If th DHW onsumption of fmily (4 prsons) pr y is s follows: 3 showrs 1 th 3 sink volums Thn th DHW onsumption = (3 100 l)+(1 150 l)+(3 10 l)=480 l Dtrmining th volum n sir tmprtur for th DHW tnk Formul V 1 =V 2 +V 2 (T 2 40)/(40 T 1 ) V 1 V 2 T 2 T 1 If: V 2 =180 l T 2 =54 C T 1 =15 C Thn V 1 =280 l Exmpl DHW onsumption (quivlnt hot wtr volum t 40 C) Rquir DHW tnk volum if only ht on DHW tnk tmprtur Col wtr tmprtur Stup n onfigurtion DHW tnk For lrg DHW onsumptions, you n ht up th DHW tnk svrl tims uring th y. To ht up th DHW tnk to th sir DHW tnk tmprtur, you n us th following nrgy sours: Thrmoynmi yl of th ht pump Eltril kup htr For mor informtion out optimizing th nrgy onsumption for prouing omsti hot wtr, s "8 Configurtion" on pg DHW pump for instnt hot wtr Stup f g h i h i f g Inoor unit DHW tnk DHW pump (fil supply) Showr (fil supply) Col wtr Domsti hot wtr OUT Rirultion onntion By onnting DHW pump, instnt hot wtr n vill t th tp. Th DHW pump n th instlltion r fil supply n th rsponsiility of th instllr. For mor informtion out onnting th rirultion onntion: s "7 Instlltion" on pg 22. Configurtion For mor informtion, s "8 Configurtion" on pg 40. You n progrm shul to ontrol th DHW pump vi th usr intrf. For mor informtion, s th usr rfrn gui DHW pump for isinftion Stup f g h i h i Inoor unit DHW tnk DHW pump (fil supply) Htr lmnt (fil supply) Non rturn vlv (fil supply) Showr (fil supply) Col wtr Domsti hot wtr OUT Rirultion onntion f g Th DHW pump is fil-suppli n its instlltion is th rsponsiility of th instllr. Th tmprtur of th DHW tnk n st to mximum 60 C. If pplil lgisltion rquirs highr tmprtur for isinftion, you n onnt DHW pump n htr lmnt s shown ov. If pplil lgisltion rquirs isinftion of th wtr piping until th tpping point, you n onnt DHW pump n htr lmnt (if n) s shown ov. To nsur omplt isinftion, you hv to opn th tpping point. Instllr rfrn gui 12 Dikin Althrm Low tmprtur split

13 5 Applition guilins WARNING Configurtion Whn opning th tpping point, th wtr tmprtur n up to 55 C. Th inoor unit n ontrol DHW pump oprtion. For mor informtion, s "8 Configurtion" on pg Stting up th nrgy mtring Vi th usr intrf, you n r out th following nrgy t: Prou ht Consum nrgy You n r out th nrgy t: For sp hting For omsti hot wtr proution You n r out th nrgy t: Pr month Pr yr Th lult prou ht n onsum nrgy r n stimtion, th ury nnot gurnt Prou ht Th snsors us to lult th prou ht r lirt utomtilly. Th prou ht is lult intrnlly s on: Th lving n ntring wtr tmprtur Th flow rt Stup n onfigurtion: No itionl quipmnt n Consum nrgy You n us th following mthos to trmin th onsum nrgy: Clulting Msuring You nnot omin lulting th onsum nrgy (xmpl: for kup htr) n msuring th onsum nrgy (xmpl: for outoor unit). If you o so, th nrgy t will invli. Clulting th onsum nrgy Only pplil for EHVZ Th onsum nrgy is lult intrnlly s on: Th tul powr input of th outoor unit Th st pity of th kup htr Th voltg Stup n onfigurtion: To gt urt nrgy t, msur th pity (rsistn msurmnt) n st th pity vi th usr intrf for th kup htr (stp 1). Msuring th onsum nrgy Applil for ll mols. Prfrr mtho us of highr ury. Rquirs xtrnl powr mtrs. Stup n onfigurtion: For th spifitions of h typ of mtr, s "14 Thnil t" on pg 73. Whn using ltril powr mtrs, st th numr of pulss/ kwh for h powr mtr vi th usr intrf. Consum nrgy t for EHVZ16 mol will only vill if this stting is onfigur. Whn msuring th ltril powr onsumption, mk sur ALL powr input of th systm is ovr y th ltril powr mtrs Norml kwh rt powr supply Gnrl rul On powr mtr tht ovrs th ntir systm is suffiint. Stup Connt th powr mtr to X5M/7 n X5M/8. Powr mtr typ In s of Singl-phs outoor unit Bkup htr suppli from singl-phs gri Thr-phs outoor unit Exmpl A Singl-phs powr mtr B f A Outoor unit B Inoor unit Eltril int (L 1 /N) Powr mtr (L 1 /N) Fus (L 1 /N) Outoor unit (L 1 /N) Inoor unit (L 1 /N) f Bkup htr (L 1 /N) Exption You n us son powr mtr if: Us powr mtr Singl-phs Thr-phs A Thr-phs powr mtr f B g A Outoor unit B Inoor unit Eltril int (L 1 /L 2 /L 3 /N) Powr mtr (L 1 /L 2 /L 3 /N) Fus (L 1 /L 2 /L 3 /N) Fus (L 1 /N) Outoor unit (L 1 /L 2 /L 3 /N) f Inoor unit (L 1 /L 2 /L 3 /N) g Bkup htr (L 1 /N) Th powr rng of on mtr is insuffiint. Th ltril mtr nnot sily instll in th ltril int. 230 V n 400 V thr-phs gris r omin (vry unommon), us of thnil limittions of powr mtrs. Dikin Althrm Low tmprtur split Instllr rfrn gui 13

14 5 Applition guilins Conntion n stup: Connt th son powr mtr to X5M/9 n X5M/10. In th softwr th powr onsumption t of oth mtrs is so you o NOT hv to st whih mtr ovrs whih powr onsumption. You only n to st th numr of pulss of h powr mtr. S "5.4.4 Prfrntil kwh rt powr supply" on pg 14 for n xmpl with two powr mtrs Prfrntil kwh rt powr supply Gnrl rul Powr mtr 1: Msurs th outoor unit. Powr mtr 2: Msurs th rst (i.. inoor unit n kup htr). Stup Connt powr mtr 1 to X5M/7 n X5M/8. Connt powr mtr 2 to X5M/9 n X5M/10. Powr mtr typs Powr mtr 1: Singl- or thr-phs powr mtr oring to th powr supply of th outoor unit. Powr mtr 2: Us singl-phs powr mtr. 5.5 Stting up th powr onsumption ontrol Th powr onsumption ontrol: Is only pplil for EHVZ Allows you to limit th powr onsumption of th ntir systm (sum of outoor unit, inoor unit n kup htr). Configurtion: St th powr limittion lvl n how it hs to hiv vi th usr intrf. Th powr limittion lvl n xprss s: Mximum running urrnt (in A) Mximum powr input (in kw) Th powr limittion lvl n tivt: Prmnntly By igitl inputs Prmnnt powr limittion Prmnnt powr limittion is usful to ssur mximum powr or urrnt input of th systm. In som ountris, lgisltion limits th mximum powr onsumption for sp hting n DHW proution. DI P i P i t DI Stup n onfigurtion t Powr input Tim Digitl input (powr limittion lvl) Powr limittion tiv Atul powr input No itionl quipmnt n. St th powr onsumption ontrol sttings in [A.6.3.1] vi th usr intrf (for th sription of ll sttings, s "8 Configurtion" on pg 40): Slt full tim limittion mo Slt th typ of limittion (powr in kw or urrnt in A) St th sir powr limittion lvl Min th following guilins whn slting th sir powr limittion lvl: St minimum powr onsumption of ±3.6 kw to gurnt frost oprtion. Othrwis, if frosting is intrrupt svrl tims, th ht xhngr will frz up. St minimum powr onsumption of ±3 kw to gurnt sp hting n DHW proution y llowing th kup htr stp Powr limittion tivt y igitl inputs Powr limittion is lso usful in omintion with n nrgy mngmnt systm. Th powr or urrnt of th ntir Dikin systm is limit ynmilly y igitl inputs (mximum four stps). Eh powr limittion lvl is st vi th usr intrf y limiting on of th following: Currnt (in A) Powr input (in kw) Th nrgy mngmnt systm (fil supply) is th tivtion of rtin powr limittion lvl. Exmpl: To limit th mximum powr of th ntir hous (lighting, omsti pplins, sp hting ). A DI1 DI3 DI4 P i Stup A8P 2 1 B A B C P i t DI C Outoor unit Inoor unit Enrgy mngmnt systm Powr limittion tivtion (4 igitl inputs) Bkup htr t Powr input Tim Digitl inputs (powr limittion lvls) Powr limittion tiv Atul powr input Dmn PCB (option EKRP1AHTA) n. Instllr rfrn gui 14 Dikin Althrm Low tmprtur split

15 6 Prprtion Mximum four igitl inputs r us to tivt th orrsponing powr limittion lvl: DI1 = wkst limittion (highst nrgy onsumption) DI4 = strongst limittion (lowst nrgy onsumption) For th spifitions of th igitl inputs, n for whr to onnt thm, rfr to th wiring igrm. Configurtion St th powr onsumption ontrol sttings in [A.6.3.1] vi th usr intrf (for th sription of ll sttings, s "8 Configurtion" on pg 40): Slt tivtion y igitl inputs. Slt th typ of limittion (powr in kw or urrnt in A). St th sir powr limittion lvl orrsponing to h igitl input. In s mor thn 1 igitl input is los (t th sm tim), th igitl input priority is fix: DI4 priority> >DI Powr limittion pross Th outoor unit hs ttr ffiiny thn th ltril htr. Thrfor, th ltril htr is limit n turn OFF first. Th systm limits powr onsumption in th following orr: 1 Turns OFF th kup htr. 2 Limits th outoor unit. 3 Turns OFF th outoor unit. Exmpl If th onfigurtion is s follows: Powr limittion lvl os NOT llow oprtion of kup htr (stp 1). Thn powr onsumption is limit s follows: Inoor mint tmprtur In room thrmostt ontrol, th usr intrf is us s room thrmostt n it msurs th inoor mint tmprtur. Thrfor, th usr intrf must instll on lotion: Whr th vrg tmprtur in th room n tt Tht is NOT xpos to irt sunlight Tht is NOT nr ht sour Tht is NOT fft y outsi ir or ir rught us of, for xmpl, oor opning/losing If this is NOT possil, Dikin rommns to onnt rmot inoor snsor (option KRCS01-1). Stup: For instlltion instrutions, s th instlltion mnul of th rmot inoor snsor. Configurtion: Slt room snsor [A.2.2.B]. Outoor mint tmprtur In th outoor unit, th outoor mint tmprtur is msur. Thrfor, th outoor unit must instll on lotion: At th north si of th hous or t th si of th hous whr th most ht mittrs r lot Tht is NOT xpos to irt sunlight If this is NOT possil, Dikin rommns to onnt rmot outoor snsor (option EKRSCA1). Stup: For instlltion instrutions, s th instlltion mnul of th rmot outoor snsor. Configurtion: Slt outoor snsor [A.2.2.B]. During suspn (s "8 Configurtion" on pg 40), th outoor unit is turn own to ru th stny nrgy losss. As rsult, th outoor mint tmprtur is NOT r out. If th sir lving wtr tmprtur is wthr pnnt, th full tim outoor tmprtur msurmnt is importnt. This is nothr rson to instll th optionl outoor mint tmprtur snsor. P h Th xtrnl outoor mint snsor t (ithr vrg or instntnous) is us in th wthr-pnnt ontrol urvs. To prott th outoor unit, th intrnl snsor of th outoor unit is lwys us. A B P h C A B C Prou ht Consum nrgy Outoor unit Bkup htr Limit outoor unit oprtion Full outoor unit oprtion Bkup htr stp 1 turn ON 5.6 Stting up n xtrnl tmprtur snsor You n onnt on xtrnl tmprtur snsor. It n msur th inoor or outoor mint tmprtur. Dikin rommns to us n xtrnl tmprtur snsor in th following ss: 6 Prprtion 6.1 Ovrviw: Prprtion This hptr sris wht you hv to o n know for going on-sit. It ontins informtion out: Prpring th instlltion sit Prpring th rfrigrnt piping Prpring th wtr piping Prpring th ltril wiring 6.2 Prpring instlltion sit Do NOT instll th unit in pls oftn us s work pl. In s of onstrution works (.g. grining works) whr lot of ust is rt, th unit must ovr. Choos th instlltion lotion with suffiint pl for rrying th unit in n out of th sit. Dikin Althrm Low tmprtur split Instllr rfrn gui 15

16 6 Prprtion This unit is sign for oprtion on 2 tmprtur zons: unrfloor hting in th min zon (wtr tmprtur 35 C), this is th zon with th lowst wtr tmprtur, ritors in th itionl zon (wtr tmprtur 45 C), this is th zon with th highst wtr tmprtur Instlltion sit rquirmnts of th outoor unit Also r th following rquirmnts: Gnrl instlltion sit rquirmnts. S th "Gnrl sfty prutions" hptr. Srvi sp rquirmnts. S th "Thnil t" hptr. Rfrigrnt piping rquirmnts (lngth, hight iffrn). S furthr in this "Prprtion" hptr. Slt pl whr rin n voi s muh s possil. Tk r tht in th vnt of wtr lk, wtr nnot us ny mg to th instlltion sp n surrounings. Do NOT instll th unit in th following pls: Soun snsitiv rs (.g. nr room n th lik), so tht th oprtion nois will us no troul. Not: If th soun is msur unr tul instlltion onitions, th msur vlu might highr thn th soun prssur lvl mntion in Soun sptrum in th t ook u to nvironmntl nois n soun rfltions. In pls whr minrl oil mist, spry or vpour my prsnt in th tmosphr. Plsti prts my triort n fll off or us wtr lkg. It is NOT rommn to instll th unit in th following pls us it my shortn th lif of th unit: Whr th voltg flututs lot In vhils or vssls Whr ii or lklin vpour is prsnt Ssi instlltion. Mk sur th outoor unit is NOT irtly xpos to s wins. This is to prvnt orrosion us y high lvls of slt in th ir, whih might shortn th lif of th unit. Instll th outoor unit wy from irt s wins. Exmpl: Bhin th uiling. If th outoor unit is xpos to irt s wins, instll winrkr. Hight of winrkr 1.5 hight of outoor unit Min th srvi sp rquirmnts whn instlling th winrkr. S win Builing Outoor unit Winrkr Strong wins ( 18 km/h) lowing ginst th outoor unit s ir outlt uss short iruit (sution of ishrg ir). This my rsult in: triortion of th oprtionl pity; frqunt frost lrtion in hting oprtion; isruption of oprtion u to rs of low prssur or inrs of high prssur; rokn fn (if strong win lows ontinuously on th fn, it my strt rotting vry fst, until it rks). It is rommn to instll ffl plt whn th ir outlt is xpos to win. It is rommn to instll th outoor unit with th ir inlt fing th wll n NOT irtly xpos to th win. Bffl plt Prviling win irtion Air outlt Th outoor unit is sign for outoor instlltion only, n for mint tmprturs rnging 10~43 C in ooling mo n 25~25 C in hting mo Aitionl instlltion sit rquirmnts of th outoor unit in ol limts Prott th outoor unit ginst irt snowfll n tk r tht th outoor unit is NEVER snow up. Instllr rfrn gui 16 Dikin Althrm Low tmprtur split

17 6 Prprtion You n us th optionl snow ovr (EK016SNC). Snow ovr or sh Pstl (minimum hight = 150 mm) Prviling win irtion Air outlt Instlltion sit rquirmnts of th inoor unit Soun snsitiv rs (.g. nr room n th lik), so tht th oprtion nois will us no troul. Th fountion must strong nough to r th wight of th unit. Tk th wight of th unit with omsti hot wtr tnk full of wtr into ount. Mk sur, in th vnt of wtr lk, wtr nnot us ny mg to th instlltion sp n surrounings. In pls with high humiity (mx. RH=85%), for xmpl throom. In pls whr frost is possil. Amint tmprtur roun th inoor unit shoul >5 C. Th inoor unit is sign for inoor instlltion only n for mint tmprturs rnging from 5~35 C. 6.3 Prpring rfrigrnt piping Rfrigrnt piping rquirmnts Also r th prutions n rquirmnts in th "Gnrl sfty prutions" hptr. Piping mtril: Phosphori i oxiis smlss oppr. Piping imtr: Liqui piping Ø9.5 mm (3/8") Gs piping Ø15.9 mm (5/8") Piping tmpr gr n thiknss: Also r th prutions n rquirmnts in th "Gnrl sfty prutions" hptr. Min th msurmnt guilins: Outr imtr (Ø) Tmpr gr 9.5 mm (3/8") Annl (O) 0.8 mm 15.9 mm (5/8") Annl (O) 1.0 mm Thiknss (t) () Ø t Mximum rfrigrnt piping lngth twn inoor unit n outoor unit Minimum rfrigrnt piping lngth twn inoor unit n outoor unit Mximum hight iffrn twn inoor unit n outoor unit () ERHQ: 75 m (95 m) () ERLQ: 50 m (70 m) () 3 m 30 m Prnthsis figur rprsnts th quivlnt lngth. Min th following sping instlltion guilins: () Dpning on th pplil lgisltion n th unit's mximum working prssur (s "PS High" on th unit nm plt), lrgr piping thiknss might rquir Rfrigrnt piping insultion Us polythyln fom s insultion mtril: with ht trnsfr rt twn n W/mK (0.035 n kl/mh C) with ht rsistn of t lst 120 C Insultion thiknss Amint tmprtur Humiity Minimum thiknss 30 C 75% to 80% RH 15 mm >30 C 80% RH 20 mm 6.4 Prpring wtr piping >10 > Wtr iruit rquirmnts (mm) >500 Do NOT instll th unit in pls suh s: In pls whr minrl oil mist, spry or vpour my prsnt in th tmosphr. Plsti prts my triort n fll off or us wtr lkg. Also r th prutions n rquirmnts in th "Gnrl sfty prutions" hptr. Connting piping Lgisltion. Mk ll piping onntions in orn with th pplil lgisltion n th instrutions in th "Instlltion" hptr, rspting th wtr inlt n outlt. Connting piping For. Do NOT us xssiv for whn onnting th piping. Dformtion of th piping n us mlfuntioning of th unit. Dikin Althrm Low tmprtur split Instllr rfrn gui 17

18 6 Prprtion Connting piping Tools. Only us pproprit tooling to hnl rss, whih is soft mtril. If NOT, pips will gt mg. Connting piping Air, moistur, ust. If ir, moistur or ust gts into th iruit, prolms my our. To prvnt this: Only us ln pips Hol th pip n ownwrs whn rmoving urrs. Covr th pip n whn insrting it through wll, to prvnt ust n/or prtils ntring th pip. Us nt thr slnt to sl onntions. Clos iruit. Us th inoor unit ONLY in los wtr systm. Using th systm in n opn wtr systm will l to xssiv orrosion. Glyol. For sfty rsons, it is NOT llow to ny kin of glyol to th wtr iruit. Piping lngth. It is rommn to voi long runs of piping twn th omsti hot wtr tnk n th hot wtr n point (showr, th, ) n to voi ns. Piping imtr. Slt th wtr piping imtr in rltion to th rquir wtr flow n th vill xtrnl stti prssur of th pump. S "14 Thnil t" on pg 73 for th xtrnl stti prssur urvs of th inoor unit. Wtr flow. You n fin th minimum rquir wtr flow for inoor unit oprtion in th following tl. In ll ss, this flow ns to gurnt. Whn th flow is lowr, th inoor unit will stop oprtion n isply rror 7H. Minimum rquir flow rt uring frost/kup htr oprtion mols 12 l/min 16 mol 15 l/min Fil supply omponnts Wtr. Only us mtrils tht r omptil with wtr us in th systm n with th mtrils us in th inoor unit. Fil supply omponnts Wtr prssur n tmprtur. Chk tht ll omponnts in th fil piping n withstn th wtr prssur n wtr tmprtur. Wtr prssur. Th mximum wtr prssur is 4 r. Provi qut sfgurs in th wtr iruit to nsur tht th mximum prssur is NOT x. Wtr tmprtur. All instll piping n piping ssoris (vlv, onntions, ) MUST withstn th following tmprturs: Th following illustrtion is n xmpl n might NOT mth your systm lyout. 89 C M M 75 C h g i i f g h i j k HPC1...3 FHL1...3 k f i i HPC1 j HPC2 j HPC3 FHL1 FHL2 FHL3 Outoor unit Inoor unit Ht xhngr Bkup htr Motoris 3 wy vlv (swith twn sp hting n omsti hot wtr) Motoris 3 wy vlv (mixing th min zon) Min pump Aitionl pump Shut-off vlv Colltor (fil supply) Domsti hot wtr tnk Ht pump onvtor (fil supply) Floor hting loop (fil supply) Dring Low points. Provi rin tps t ll low points of th systm in orr to llow omplt ring of th wtr iruit. Dring Prssur rlif vlv. Provi propr rin for th prssur rlif vlv to voi wtr ripping out of th unit. S "7.8.5 To onnt th prssur rlif vlv to th rin" on pg 32. Air vnts. Provi ir vnts t ll high points of th systm, whih must lso sily ssil for srviing. An utomti ir purg is provi in th inoor unit. Chk tht th ir purg is NOT tightn too muh, so tht utomti rls of ir in th wtr iruit is possil. Zn-ot prts. Nvr us Zn-ot prts in th wtr iruit. Bus th unit's intrnl wtr iruit uss oppr piping, xssiv orrosion my our. Non-rss mtlli piping. Whn using non-rss mtlli piping, insult th rss n non-rss proprly so tht thy o NOT mk ontt with h othr. This to prvnt glvni orrosion. Vlv Chng ovr tim. Whn using 2-wy vlv or 3-wy vlv in th wtr iruit, th mximum hng-ovr tim of th vlv must 60 sons. Filtr. It is strongly rommn to instll n itionl filtr on oth hting wtr iruits. Espilly to rmov mtlli prtils from foul hting piping, it is rommn to us mgnti or ylon filtr, whih n rmov smll prtils. Smll prtils my mg th unit n will NOT rmov y th stnr filtr of th ht pump systm. Domsti hot wtr tnk Cpity. To voi stgntion of wtr, it is importnt tht th storg pity of th omsti hot wtr tnk mts th ily onsumption of omsti hot wtr. Domsti hot wtr tnk Aftr instlltion. Immitly ftr instlltion, th omsti hot wtr tnk must flush with frsh wtr. This prour must rpt t lst on y th first 5 onsutiv ys ftr instlltion. Instllr rfrn gui 18 Dikin Althrm Low tmprtur split

19 6 Prprtion Domsti hot wtr tnk Stnstills. In ss whr uring longr prios of tim thr is no onsumption of hot wtr, th quipmnt MUST flush with frsh wtr for usg. Domsti hot wtr tnk Disinftion. For th isinftion funtion of th omsti hot wtr tnk, s "8.3.2 Domsti hot wtr ontrol: vn" on pg 52. Thrmostti mixing vlvs. In orn with th pplil lgisltion, it my nssry to instll thrmostti mixing vlvs. Hygini msurs. Th instlltion must in omplin with th pplil lgisltion n my rquir itionl hygini instlltion msurs. Rirultion pump. In orn with th pplil lgisltion, it my rquir to onnt rirultion pump in twn th hot wtr n point n th rirultion onntion of th omsti hot wtr tnk. Rirultion onntion Hot wtr onntion Showr Rirultion pump Formul to lult th xpnsion vssl pr-prssur Th pr-prssur (Pg) of th vssl pns on th instlltion hight iffrn (H): Pg=0.3+(H/10) (r) To hk th wtr volum n flow rt Th inoor unit hs n xpnsion vssl of 10 litr with ftory st pr-prssur of 1 r. To mk sur tht th unit oprts proprly: You must hk th minimum n mximum wtr volum. You might n to just th pr-prssur of th xpnsion vssl. Minimum wtr volum Chk tht th totl wtr volum in th instlltion is minimum 10 litr for EHVZ04+08 n 20 litr for EHVZ16, th intrnl wtr volum of th inoor unit NOT inlu. Do NOT split up th minimum wtr volum ovr th 2 tmprtur zons. It is suffiint to fors th minimum wtr volum on th min zon. In s of unrfloor hting, this is sily on y 1 floor hting loop tht nvr will los y (rmotly) ontroll vlv. It is NOT rquir to fors th minimum wtr volum on th itionl zon. In ritil prosss, or in rooms with high ht lo, xtr wtr might rquir. Whn irultion in h sp hting loop is ontroll y rmotly ontroll vlvs, it is importnt tht th minimum wtr volum is gurnt, vn if ll of th vlvs r los. f g h i j FHL1...3 HPC1...3 T1...3 M1...3 M Mximum wtr volum f g h h h h T1 M1 T1 M1 T2 M2 FHL1 T2 M2 T3 M3 HPC1 HPC2 HPC3 i i FHL2 T3 M3 FHL3 Outoor unit Inoor unit Ht xhngr Bkup htr Motoris 3 wy vlv (mixing th min zon) Aitionl pump Min pump Shut-off vlv Colltor (fil supply) By-pss vlv (fil supply) Floor hting loop (fil supply) Ht pump onvtor (fil supply) Iniviul room thrmostt (optionl) Iniviul motoris vlv to ontrol loop FHL1...3 n HPC1...3 (fil supply) Us th following grph to trmin th mximum wtr volum for th lult pr-prssur Pr-prssur (r) Mximum wtr volum (l) Exmpl: Mximum wtr volum n xpnsion vssl prprssur Instlltion hight iffrn () 7 m 280 l No pr-prssur justmnt is rquir. >7 m Do th following: Inrs th prprssur. Chk if th wtr volum os NOT x th mximum llow wtr volum. Wtr volum >280 l Do th following: j j Drs th prprssur. Chk if th wtr volum os NOT x th mximum llow wtr volum. Th xpnsion vssl of th inoor unit is too smll for th instlltion. In this s, it is rommn to instll n xtr vssl outsi th unit. Dikin Althrm Low tmprtur split Instllr rfrn gui 19

20 6 Prprtion () Minimum flow rt Instllr rfrn gui 20 This is th hight iffrn (m) twn th highst point of th wtr iruit n th inoor unit. If th inoor unit is t th highst point of th instlltion, th instlltion hight is 0 m. Chk tht th minimum flow rt (rquir uring frost/kup htr oprtion) in th instlltion is gurnt in ll onitions on h zon sprtly. Whn irultion in h or rtin sp hting loops is ontroll y rmotly ontroll vlvs, it is importnt tht th minimum flow rt is gurnt, vn if ll vlvs r los. In s th minimum flow rt nnot rh, flow rror 7H will gnrt (no hting/oprtion). Minimum rquir flow rt uring frost/kup htr oprtion mols 12 l/min 16 mol 15 l/min S th rommn prour s sri in "9.4 Chklist uring ommissioning" on pg Chnging th pr-prssur of th xpnsion vssl Only lins instllr my just th pr-prssur of th xpnsion vssl. Whn hnging th fult pr-prssur of th xpnsion vssl (1 r) is rquir, tk following guilins into ount: Only us ry nitrogn to st th xpnsion vssl pr-prssur. Inpproprit stting of th xpnsion vssl pr-prssur will l to mlfuntion of th systm. Chnging th pr-prssur of th xpnsion vssl shoul on y rlsing or inrsing nitrogn prssur through th shrär vlv of th xpnsion vssl. 180 l Shrär vlv To hk th wtr volum: Exmpls Exmpl 1 Th inoor unit is instll 5 m low th highst point in th wtr iruit. Th totl wtr volum in th wtr iruit is 100 l. No tions or justmnts r rquir. Exmpl 2 Th inoor unit is instll t th highst point in th wtr iruit. Th totl wtr volum in th wtr iruit is 350 l. Ations: Bus th totl wtr volum (350 l) is mor thn th fult wtr volum (280 l), th pr-prssur must rs. Th rquir pr-prssur is: Pg = (0.3+(H/10)) r = (0.3+(0/10)) r=0.3 r. Th orrsponing mximum wtr volum t 0.3 r is 410 l. (S th grph in th hptr ov). Bus 350 l is lowr thn 410 l, th xpnsion vssl is pproprit for th instlltion. 6.5 Prpring ltril wiring Aout prpring ltril wiring Also r th prutions n rquirmnts in th "Gnrl sfty prutions" hptr. Also r "7.9.5 Spifitions of stnr wiring omponnts" on pg 34. WARNING If th powr supply hs missing or wrong N-phs, quipmnt might rk own. Estlish propr rthing. Do NOT rth th unit to utility pip, surg sorr, or tlphon rth. Inomplt rthing my us ltril shok. Instll th rquir fuss or iruit rkrs. Sur th ltril wiring with l tis so tht th ls o NOT om in ontt with shrp gs or piping, prtiulrly on th high-prssur si. Do NOT us tp wirs, strn onutor wirs, xtnsion ors, or onntions from str systm. Thy n us ovrhting, ltril shok or fir. Do NOT instll phs vning pitor, us this unit is quipp with n invrtr. A phs vning pitor will ru prformn n my us ints. WARNING All wiring must prform y n uthoriz ltriin n must omply with th pplil lgisltion. Mk ltril onntions to th fix wiring. All omponnts prour on th sit n ll ltril onstrution must omply with th pplil lgisltion. WARNING Th kup htr shoul hv it powr supply. WARNING ALWAYS us multior l for powr supply ls Aout prfrntil kwh rt powr supply For pplitions with prfrntil kwh rt powr supply: Th intrruption of th outoor unit powr supply my not mor thn 2 hours to gurnt optimis strtup onitions for th omprssor. Dikin Althrm Low tmprtur split

21 6 Prprtion Eltriity ompnis throughout th worl work hr to provi rlil ltri srvi t omptitiv pris n r oftn uthoriz to ill lints t nfit rts. E.g. tim-of-us rts, ssonl rts, Wärmpumpntrif in Grmny n Austri,... This quipmnt llows for onntion to suh prfrntil kwh rt powr supply livry systms. Consult with th ltriity ompny ting s provir t th sit whr this quipmnt is to instll to know whthr it is pproprit to onnt th quipmnt in on of th prfrntil kwh rt powr supply livry systms vill, if ny. Whn th quipmnt is onnt to suh prfrntil kwh rt powr supply, th ltriity ompny is llow to: intrrupt powr supply to th quipmnt for rtin prios of tim; mn tht th quipmnt only onsums limit mount of ltriity uring rtin prios of tim. Th inoor unit is sign to riv n input signl y whih th unit swiths into for off mo. At tht momnt, th outoor unit omprssor will not oprt. Whthr th powr supply is intrrupt or not, th wiring to th unit is iffrnt Ovrviw of ltril onntions xpt xtrnl tutors Norml powr supply Prfrntil kwh rt powr supply Powr supply is NOT intrrupt During prfrntil kwh rt powr supply tivtion, powr supply is NOT intrrupt. Th outoor unit is turn off y th ontrol. Rmrk: Th ltriity ompny must lwys llow th powr onsumption of th inoor unit. Powr supply is intrrupt During prfrntil kwh rt powr supply tivtion, powr supply is intrrupt immitly or ftr som tim y th ltriity ompny. In this s, th inoor unit must powr y sprt norml powr supply. Norml powr supply Prfrntil kwh rt powr supply 1 Powr supply for outoor unit 2 Powr supply n intronntion l to inoor unit 3 Powr supply for kup htr 4 Prfrntil kwh rt powr supply (voltg fr ontt) 5 Norml kwh rt powr supply (to powr th inoor unit PCB in th vnt of powr supply intrruption of th prfrntil kwh rt powr supply) Ovrviw of ltril onntions for xtrnl n intrnl tutors Th following illustrtion shows th rquir fil wiring. 1 Th following illustrtion is n xmpl n might NOT mth your systm lyout Inoor unit M Itm Dsription Wirs Mximum running urrnt Outoor unit n inoor unit powr supply 1 Powr supply for outoor unit 2+GND or 3+GND 2 Powr supply n 3 () intronntion l to inoor unit 3 Powr supply for kup htr 4 Prfrntil kwh rt powr supply (voltg fr ontt) 5 Norml kwh rt powr supply Usr intrf () S tl low. 2 () A 6 Usr intrf 2 () Optionl quipmnt 11 Powr supply for ottom plt htr 2 () 12 Room thrmostt 2 or ma () 13 Outoor mint tmprtur snsor 14 Inoor mint tmprtur snsor 2 () 2 () 15 Ht pump onvtor ma () Fil suppli omponnts 16 Shut-off vlv ma () 17 Eltriity mtr 2 (pr mtr) () 18 Domsti hot wtr pump 2 () 19 Alrm output 2 () 20 Chngovr to xtrnl ht sour ontrol 21 Sp ht oprtion ontrol 22 Powr onsumption igitl inputs 2 () 2 () 2 (pr input signl) 23 Sfty thrmostt 2 () () () () () () Rfr to nm plt on outoor unit. Minimum l stion 0.75 mm². Cl stion 2.5 mm². Cl stion 0.75 mm² till 1.25 mm²; mximum lngth: 50 m. Voltg-fr ontt shll nsur th minimum pplil lo of 15 V DC, 10 ma. Cl stion 0.75 mm² till 1.25 mm²; mximum lngth: 500 m. Applil for oth singl usr intrf n ul us intrf onntion. () Dikin Althrm Low tmprtur split Instllr rfrn gui 21

22 7 Instlltion Mor thnil spifitions of th iffrnt onntions r init on th insi of th inoor unit. A sfty thrmostt (norml los ontt) MUST instll. S " To onnt th sfty thrmostt (norml los ontt)" on pg 39. Bkup htr typ Powr supply *3V V 2+GND 7 Instlltion 7.1 Ovrviw: Instlltion Rquir numr of onutors This hptr sris wht you hv to o n know on-sit to instll th systm. Typil workflow Instlltion typilly onsists of th following stgs: 1 Mounting th outoor unit. 2 Mounting th inoor unit. 3 Connting th rfrigrnt piping. 4 Chking th rfrigrnt piping. 5 Chrging rfrigrnt. 6 Connting th wtr piping. 7 Connting th ltril wiring. 8 Finishing th outoor instlltion. 9 Finishing th inoor instlltion. Dpning on th units n/or th instlltion onitions, it might nssry to onnt ltril wiring for you n hrg rfrigrnt. 7.2 Opning th units To opn th inoor unit 1 Loosn n rmov th srws t th ottom of th unit. 2 Push on th utton t th ottom of th front plt. WARNING: Shrp gs Tk th front plt on th uppr prt inst of th lowr prt. Wth your fingrs, thr r shrp gs on th lowr prt of th front plt. 3 Sli th front pnl of th unit ownwrs n rmov it. CAUTION Th front pnl is hvy. B rful NOT to jm your fingrs whn opning or losing th unit. 4 Loosn n rmov th 4 srws tht fix th top pnl. 5 Rmov th top pnl from th unit Aout opning th units At rtin tims, you hv to opn th unit. Exmpl: Whn onnting th rfrigrnt piping Whn onnting th ltril wiring Whn mintining or srviing th unit DANGER: RISK OF ELECTROCUTION Do NOT lv th unit unttn whn th srvi ovr is rmov To opn th outoor unit 2 DANGER: RISK OF ELECTROCUTION DANGER: RISK OF BURNING 1 2 Instllr rfrn gui 22 Dikin Althrm Low tmprtur split

23 7 Instlltion To opn th swith ox ovr of th inoor unit 4 M12 (mm) Whn You hv to mount th outoor n inoor unit for you n onnt th rfrigrnt n wtr piping Proviing ring. Prvnting th outoor unit from flling ovr. Protting th unit ginst snow n win y instlling snow ovr n ffl plts. S "Prpring instlltion sit" in "6 Prprtion" on pg Proviing th instlltion strutur. Instlling th outoor unit. Mk sur not to ovr th rin hols. Th rommn hight of th uppr protruing prt of th olts is 20 mm. Mounting th outoor unit typilly onsists of th following stgs: 1 2 Typil workflow Aout mounting th outoor unit 0 > ) 55-3 Mounting th outoor unit 45 ( Fix th outoor unit to th fountion olts using nuts with rsin wshrs (). If th oting on th fstning r is stripp off, th nuts rust sily. Prutions whn mounting th outoor unit Also r th prutions n rquirmnts in th following hptrs: To instll th outoor unit Gnrl sfty prutions Prprtion To provi th instlltion strutur Chk th strngth n lvl of th instlltion groun so tht th unit will not us ny oprting virtion or nois. 4 M12 Fix th unit surly y mns of fountion olts in orn with th fountion rwing. Prpr 4 sts of nhor olts, nuts n wshrs (fil supply) s follows: To provi ring Mk sur tht onnstion wtr n vut proprly. Instll th unit on s to mk sur tht thr is propr ring in orr to voi i umultion. Prpr wtr ring hnnl roun th fountion to rin wst wtr surrouning th unit. Avoi rin wtr flowing ovr th footpth, so tht it os not om slippry in s of mint frzing tmprturs. Dikin Althrm Low tmprtur split Instllr rfrn gui 23

24 7 Instlltion If you instll th unit on frm, instll wtrproof plt within 150 mm of th ottom si of th unit in orr to prvnt th invsion of wtr in th unit n to voi th rin wtr ripping (s th following illustrtion). 3 Insrt rur sht twn th ls n th outoor unit to prvnt th l from srthing th pint (fil supply). 4 Atth th l s ns. Tightn thos ns. You n us th optionl rin plug kit (EKDK04) (only for ERHQ). If rin hols of th outoor unit r ovr y mounting s or y floor surf, ris th unit to provi fr sp of mor thn 150 mm unr th outoor unit. 7.4 Mounting th inoor unit Aout mounting th inoor unit Whn You hv to mount th outoor n inoor unit for you n onnt th rfrigrnt n wtr piping. Typil workflow 150 mm Mounting th inoor unit typilly onsists of th following stgs: 1 Instlling th inoor unit. Drin hols Prutions whn mounting th inoor unit Mol ERHQ_V3 Bottom viw (mm) Also r th prutions n rquirmnts in th following hptrs: Gnrl sfty prutions Prprtion (4 ) To instll th inoor unit ERHQ_W Lift th inoor unit from th pllt n pl it on th floor (4 ) 4 ERLQ kg (4 ) Instllr rfrn gui 24 Dishrg si Drin hols Knokout hol (piping intk - ownwrs rout) Anhor points To prvnt th outoor unit from flling ovr In s th unit is instll in pls whr strong win n tilt th unit, tk following msur: 1 Prpr 2 ls s init in th following illustrtion (fil supply). 2 Pl th 2 ls ovr th outoor unit. 2 Sli th inoor unit into position. 3 Ajust th hight of th lvling ft to ompnst for floor irrgulritis. Th mximum llow vition is 1. Dikin Althrm Low tmprtur split

25 7 Instlltion 1 Tk th following prutions on rfrigrnt piping into ount: Avoi nything ut th signt rfrigrnt to gt mix into th rfrigrnt yl (.g. ir). Only us R410A whn ing rfrigrnt. Only us instlltion tools (.g. mnifol gug st) tht r xlusivly us for R410A instlltions to withstn th prssur n to prvnt forign mtrils (.g. minrl oils n moistur) from mixing into th systm. Do NOT tilt th unit kwrs: Instll th piping so tht th flr is NOT sujt to mhnil strss Prott th piping s sri in th following tl to prvnt irt, liqui or ust from ntring th piping. Us ution whn pssing oppr tus through wlls (s figur low) Unit Connting th rfrigrnt piping Instlltion prio Outoor unit Aout onnting th rfrigrnt piping Bfor onnting th rfrigrnt piping Inoor unit Prottion mtho >1 month Pinh th pip <1 month Pinh or tp th pip Rgrlss of th prio Mk sur th outoor n inoor unit r mount. Typil workflow Do NOT opn th rfrigrnt stop vlv for hking th rfrigrnt piping. Whn you n to hrg itionl rfrigrnt it is rommn to opn th rfrigrnt stop vlv ftr hrging. Connting th rfrigrnt piping involvs: Connting th rfrigrnt piping to th outoor unit Connting th rfrigrnt piping to th inoor unit Instlling oil trps Insulting th rfrigrnt piping Kping in min th guilins for: Pip ning Flring pip ns Brzing Guilins whn onnting th rfrigrnt piping Tk th following guilins into ount whn onnting pips: Cot th flr innr surf with thr oil or str oil whn onnting flr nut. Tightn 3 or 4 turns y hn, for tightning firmly. Using th stop vlvs Prutions whn onnting th rfrigrnt piping Also r th prutions n rquirmnts in th following hptrs: Gnrl sfty prutions Alwys us two wrnhs togthr whn loosning flr nut. Alwys us spnnr n torqu wrnh togthr to tightn th flr nut whn onnting th piping. This to prvnt nut rking n lks. Prprtion DANGER: RISK OF BURNING CAUTION Do NOT us minrl oil on flr prt. Do NOT rus piping from prvious instlltions. NEVER instll rir to this R410A unit to gurnt its liftim. Th rying mtril my issolv n mg th systm. Dikin Althrm Low tmprtur split Torqu wrnh Spnnr Piping union Flr nut Instllr rfrn gui 25

26 7 Instlltion Piping siz (mm) Tightning torqu (N m) Flr imnsions (A) (mm) Ø9.5 33~ ~13.2 Ø ~ ~ Pip ning guilins Flr shp (mm) 90 ±2 A 45 ±2 R=0.4~0.8 Us pip nr for ning. All pip ns shoul s gntl s possil (ning rius shoul 30~40 mm or lrgr) To flr th pip n CAUTION Inomplt flring my us rfrigrnt gs lkg. Do NOT r-us flrs. Us nw flrs to prvnt rfrigrnt gs lkg. Us flr nuts tht r inlu with th unit. Using iffrnt flr nuts my us rfrigrnt gs lkg. 1 Cut th pip n with pip uttr. 2 Rmov urrs with th ut surf fing ownwr so tht th hips o not ntr th pip. Cut xtly t right ngls. Rmov urrs. 3 Rmov th flr nut from th stop vlv n put th flr nut on th pip. 4 Flr th pip. St xtly t th position s shown in th following illustrtion. A Flr tool for R410A (luth typ) Convntionl flr tool Cluth typ (Rigi-typ) Wing nut typ (Impril-typ) A 0~0.5 mm 1.0~1.5 mm 1.5~2.0 mm 5 Chk tht th flring is proprly m. f f Rfrigrnt piping Prt to rz Tping Mnul vlv Prssur-ruing vlv Nitrogn Do NOT us nti-oxints whn rzing pip joints. Rsiu n log pips n rk quipmnt. Do NOT us flux whn rzing oppr-to-oppr rfrigrnt piping. Us phosphor oppr rzing fillr lloy (BCuP), whih os not rquir flux. Flux hs n xtrmly hrmful influn on rfrigrnt piping systms. For instn, if hlorin s flux is us, it will us pip orrosion or, in prtiulr, if th flux ontins fluorin, it will triort th rfrigrnt oil Using th stop vlv n srvi port To hnl th stop vlv Tk th following guilins into ount: Th stop vlvs r ftory los. Th following illustrtion shows h prt rquir in hnling th vlv. Srvi port n srvi port p Vlv stm Fil piping onntion Stm p Kp oth stop vlvs opn uring oprtion. Do NOT pply xssiv for to th vlv stm. Doing so my rk th vlv oy. Alwys mk sur to sur th stop vlv with spnnr, thn loosn or tightn th flr nut with torqu wrnh. Do NOT pl th spnnr on th stm p, s this oul us rfrigrnt lk. f Flr s innr surf must flwlss. Th pip n must vnly flr in prft irl. Mk sur th flr nut is fitt To rz th pip n Th inoor unit n outoor unit hv flr onntions. Connt oth ns without rzing. If rzing shoul n, tk th following into ount: Whn rzing, low through with nitrogn to prvnt rtion of lrg quntitis of oxiis film on th insi of th piping. This film vrsly ffts vlvs n omprssors in th rfrigrting systm n prvnts propr oprtion. St th nitrogn prssur to 20 kp (just nough so it n flt on th skin) with prssur-ruing vlv. Spnnr Torqu wrnh Whn it is xpt tht th oprting prssur will low (.g. whn ooling will prform whil th outsi ir tmprtur is low), suffiintly sl th flr nut in th stop vlv on th gs lin with silion slnt to prvnt frzing. Silion slnt, mk sur thr is no gp. Instllr rfrn gui 26 Dikin Althrm Low tmprtur split

27 7 Instlltion To opn/los th stop vlv 1 Rmov th vlv ovr. 2 Insrt hxgon wrnh (liqui si: 4 mm, gs si: 6 mm) into th vlv stm n turn th vlv stm: Countrlokwis to opn. Clokwis to los. 3 Whn th vlv stm nnot turn ny furthr, stop turning. Th vlv is now opn/los. 3 If you hv hosn th ownwrs piping rout: Drill (, 4 ) n rmov th knokout hol (). Cut out th slits () with mtl sw. 4 Ø6 mm To hnl th stm p Tk th following guilins into ount: Th stm p is sl whr init with th rrow. Do NOT mg it. 4 Do th following: Connt th liqui pip () to th liqui stop vlv. Connt th gs pip () to th gs stop vlv. Aftr hnling th stop vlv, mk sur to tightn th stm p surly. For th tightning torqu, rfr to th following tl. Chk for rfrigrnt lks ftr tightning th stm p. Itm Tightning torqu (N m) Stm p, liqui si 13.5~16.5 Stm p, gs si 22.5~27.5 Srvi port p 11.5~13.9 To hnl th srvi p Tk th following guilins into ount: Alwys us hrg hos quipp with vlv prssor pin, sin th srvi port is Shrr typ vlv. Aftr hnling th srvi port, tightn th srvi port p surly. For th tightning torqu, rfr to th tl in hptr "To hnl th stm p" on pg 27. Chk for rfrigrnt lks ftr tightning th srvi port p. 5 Do th following: Insult th liqui piping () n th gs piping (). Mk sur th piping n piping insultion o NOT touh th omprssor (), th omprssor trminl ovr (), n th omprssor olts (). If th liqui pip insultion might touh th omprssor trminl ovr, just th hight of th insultion (f=no insultion roun th omprssor trminl ovr ()). Sl th insultion ns (slnt t.) (g). h h g f g To onnt th rfrigrnt piping to th outoor unit 1 Do th following: Rmov th srvi ovr () with srw (). Rmov th piping intk plt () with srw (). 2 Choos piping rout (,, or ). 6 If th outoor unit is instll ov th inoor unit, ovr th stop vlvs (h, s ov) with sling mtril to prvnt onns wtr on th stop vlvs from moving to th inoor unit. Any xpos piping might us onnstion. 7 Rtth th srvi ovr n th piping intk plt. 8 Sl ll gps (xmpl: ) to prvnt snow n smll nimls from ntring th systm. Dikin Althrm Low tmprtur split Instllr rfrn gui 27

28 7 Instlltion To trmin if oil trps r rquir If oil flows k into th outoor unit's omprssor, this might us liqui omprssion or triortion of oil rturn. Oil trps in th rising gs piping n prvnt this. If WARNING Provi qut msurs to prvnt tht th unit n us s shltr y smll nimls. Smll nimls tht mk ontt with ltril prts n us mlfuntions, smok or fir. Thn Th inoor unit is instll Instll n oil trp vry 10 m (hight highr thn th outoor iffrn). unit Prutions whn mking knokout hols: Avoi mging th sing. Aftr mking th knokout hols, w rommn you rmov th urrs n pint th gs n rs roun th gs using rpir pint to prvnt rusting. 10 m Whn pssing ltril wiring through th knokout hols, wrp th wiring with prottiv tp to prvnt mg. Rising gs piping with oil trp Liqui piping Th outoor unit is instll highr thn th inoor unit Knokout hol Burr Slnt t. Mk sur to opn th stop vlvs ftr instlling th rfrigrnt piping n prforming vuum rying. Running th systm with th stop vlvs los my rk th omprssor To onnt th rfrigrnt piping to th inoor unit Connt th liqui stop vlv from th outoor unit to th rfrigrnt liqui onntion of th inoor unit. Oil trps r NOT rquir. 7.6 Chking th rfrigrnt piping Aout hking th rfrigrnt piping Th outoor unit's intrnl rfrigrnt piping hs n ftory tst for lks. You only hv to hk th outoor unit's xtrnl rfrigrnt piping. Bfor hking th rfrigrnt piping Mk sur th rfrigrnt piping is onnt twn th outoor unit n th inoor unit. Typil workflow Chking th rfrigrnt piping typilly onsists of th following stgs: 1 Chking for lks in th rfrigrnt piping. 2 Prforming vuum rying to rmov ll moistur, ir or nitrogn from th rfrigrnt piping. If thr is possiility of moistur ing prsnt in th rfrigrnt piping (for xmpl, wtr my hv ntr th piping), first rry out th vuum rying prour low until ll moistur hs n rmov Rfrigrnt liqui onntion Rfrigrnt gs onntion Connt th gs stop vlv from th outoor unit to th rfrigrnt gs onntion of th inoor unit. It is rommn tht th rfrigrnt piping twn inoor n outoor unit is instll in uting or th rfrigrnt piping is wrpp with finishing tp. Instllr rfrn gui 28 Prutions whn hking th rfrigrnt piping Also r th prutions n rquirmnts in th following hptrs: Gnrl sfty prutions Prprtion Us 2-stg vuum pump with non-rturn vlv tht n vut to gug prssur of kp (5 Torr solut). Mk sur th pump oil os not flow oppositly into th systm whil th pump is not working. Dikin Althrm Low tmprtur split

29 7 Instlltion Us this vuum pump for R410A xlusivly. Using th sm pump for othr rfrigrnts my mg th pump n th unit. Connt th vuum pump to oth th srvi port of th gs stop vlv n th srvi port of th liqui stop vlv to inrs ffiiny. Mk sur tht th gs stop vlv n liqui stop vlv r firmly los for prforming th lk tst or vuum rying Chking rfrigrnt piping: Stup If th prssur Dos not hng Inrss Thn Thr is no moistur in th systm. This prour is finish. Thr is moistur in th systm. Go to th nxt stp. 3 Evut for t lst 2 hours to prssur on th mnifol of 0.1 MP ( 1 r). 4 Aftr turning OFF th pump, hk th prssur for t lst 1 hour. 5 If you o NOT rh th trgt vuum or nnot mintin th vuum for 1 hour, o th following: Chk for lks gin. Prform vuum rying gin. R410A f Mk sur to opn th stop vlvs ftr instlling th rfrigrnt piping n prforming vuum rying. Running th systm with th stop vlvs los my rk th omprssor. 7.7 Chrging rfrigrnt Aout hrging rfrigrnt f Prssur gug Nitrogn Rfrigrnt Wighing mhin Vuum pump Stop vlv To hk for lks Do NOT x th unit's mximum working prssur (s "PS High" on th unit nm plt). Mk sur to us rommn ul tst solution from your wholslr. Do not us sop wtr, whih my us rking of flr nuts (sop wtr my ontin slt, whih sors moistur tht will frz whn th piping gts ol), n/or l to orrosion of flr joints (sop wtr my ontin mmoni whih uss orrosiv fft twn th rss flr nut n th oppr flr). 1 Chrg th systm with nitrogn gs up to gug prssur of t lst 200 kp (2 r). It is rommn to prssuriz to 3000 kp (30 r) in orr to tt smll lks. 2 Chk for lks y pplying th ul tst solution to ll onntions. 3 Dishrg ll nitrogn gs. Aftr opning th stop vlv, it is possil tht th prssur in th rfrigrnt piping os NOT inrs. This might us y.g. th los stt of th xpnsion vlv in th outoor unit iruit, ut os NOT prsnt ny prolm for orrt oprtion of th unit To prform vuum rying 1 Vuum th systm until th prssur on th mnifol inits 0.1 MP ( 1 r). 2 Lv s is for 4-5 minuts n hk th prssur: Dikin Althrm Low tmprtur split Th outoor unit is ftory hrg with rfrigrnt, ut in som ss th following might nssry: Wht Chrging itionl rfrigrnt Compltly rhrging rfrigrnt Exmpl: Chrging itionl rfrigrnt Whn Whn th totl liqui piping lngth is mor thn spifi (s ltr). Whn rloting th systm. Aftr lk. Bfor hrging itionl rfrigrnt, mk sur th outoor unit's xtrnl rfrigrnt piping is hk (lk tst, vuum rying). Dpning on th units n/or th instlltion onitions, it might nssry to onnt ltril wiring for you n hrg rfrigrnt. Typil workflow Chrging itionl rfrigrnt typilly onsists of th following stgs: 1 Dtrmining if n how muh you hv to hrg itionlly. 2 If nssry, hrging itionl rfrigrnt. 3 Filling in th fluorint grnhous gss ll, n fixing it to th insi of th outoor unit. Compltly rhrging rfrigrnt Bfor ompltly rhrging rfrigrnt, mk sur th following is on: 1 Th systm is pump own. 2 Th outoor unit's xtrnl rfrigrnt piping is hk (lk tst, vuum rying). 3 Vuum rying on th outoor unit's intrnl rfrigrnt piping is prform. Instllr rfrn gui 29

30 7 Instlltion Bfor ompltly rhrging, prform vuum rying on th outoor unit's intrnl rfrigrnt piping s wll. To o so, us th intrnl srvi port of th outoor unit (twn th ht xhngr n th 4 wy vlv). Do NOT us th srvi ports of th stop vlvs, us vuum rying nnot prform proprly from ths ports. Typil workflow Compltly rhrging rfrigrnt typilly onsists of th following stgs: 1 Dtrmining how muh rfrigrnt to hrg. 2 Chrging rfrigrnt. 3 Filling in th fluorint grnhous gss ll, n fixing it to th insi of th outoor unit Prutions whn hrging rfrigrnt Also r th prutions n rquirmnts in th following hptrs: Gnrl sfty prutions Prprtion To trmin th itionl rfrigrnt mount If th totl liqui piping lngth is 10 m Instllr rfrn gui 30 Thn Do NOT itionl rfrigrnt. >10 m R=(totl lngth (m) of liqui piping 10 m) R=Aitionl hrg (kg)(roun in units of 0.1 kg) Piping lngth is th on wy lngth of liqui piping To trmin th omplt rhrg mount If omplt rhrg is nssry, th totl rfrigrnt hrg is: th ftory rfrigrnt hrg (s unit nm plt) + th trmin itionl mount To hrg rfrigrnt WARNING Only us R410A s rfrigrnt. Othr sustns my us xplosions n ints. R410A ontins fluorint grnhous gss. Its glol wrming potntil (GWP) vlu is Do NOT vnt ths gss into th tmosphr. Whn hrging rfrigrnt, lwys us prottiv glovs n sfty glsss. CAUTION To voi omprssor rkown, o NOT hrg mor thn th spifi mount of rfrigrnt. Prrquisit: Bfor hrging rfrigrnt, mk sur th rfrigrnt piping is onnt n hk (lk tst n vuum rying). 1 Connt th rfrigrnt ylinr to oth th srvi port of th gs stop vlv n th srvi port of th liqui stop vlv. 2 Chrg th itionl rfrigrnt mount. 3 Opn th stop vlvs. If pump own is n in s of ismntling or rloting th systm, s "13.3 To pump own" on pg 72 for mor tils To fix th fluorint grnhous gss ll f 1 Fill in th ll s follows: Contins fluorint grnhous gss 1 = RXXX GWP: XXX 2 = = kg GWP kg = tco 2 q f 1000 kg kg If multilingul fluorint grnhous gss ll is livr with th unit (s ssoris), pl off th pplil lngug n stik it on top of. Ftory rfrigrnt hrg: s unit nm plt Aitionl rfrigrnt mount hrg Totl rfrigrnt hrg Grnhous gs missions of th totl rfrigrnt hrg xprss s tonns CO 2 -quivlnt GWP = Glol wrming potntil In Europ, th grnhous gs missions of th totl rfrigrnt hrg in th systm (xprss s tonns CO 2 -quivlnt) is us to trmin th mintnn intrvls. Follow th pplil lgisltion. Formul to lult th grnhous gs missions: GWP vlu of th rfrigrnt Totl rfrigrnt hrg [in kg] / Fix th ll on th insi of th outoor unit nr th gs n liqui stop vlvs. 7.8 Connting th wtr piping Aout onnting th wtr piping Bfor onnting th wtr piping Mk sur th outoor n inoor unit r mount. Typil workflow Connting th wtr piping typilly onsists of th following stgs: 1 Connting th wtr piping of th inoor unit. 2 Connting th prssur rlif vlv to th rin. 3 Filling th wtr iruit. 4 Filling th omsti hot wtr tnk. 5 Insulting th wtr piping. 6 Connting th rirultion piping Prutions whn onnting th wtr piping Also r th prutions n rquirmnts in th following hptrs: Gnrl sfty prutions Prprtion Dikin Althrm Low tmprtur split

31 7 Instlltion To onnt th wtr piping Do NOT us xssiv for whn onnting th piping. Dformtion of th piping n us mlfuntioning of th unit. To filitt srvi n mintnn, 4 shut-off vlvs r provi. Mount th vlvs on th wtr inlts n on th wtr outlts. Min thir position. Orinttion of th intgrt rin n fill vlvs is importnt for srviing. This unit is sign for oprtion on 2 tmprtur zons: unrfloor hting in th min zon (wtr tmprtur 35 C), this is th zon with th lowst wtr tmprtur, ritors in th itionl zon (wtr tmprtur 45 C), this is th zon with th highst wtr tmprtur. 1 Instll th shut-off vlvs on th wtr pips. f A rin vi n prssur rlif vi shoul instll on th ol wtr inlt onntion of th omsti hot wtr ylinr. To voi k siphong, it is rommn to instll non-rturn vlv on th wtr inlt of th omsti hot wtr tnk in orn with th pplil lgisltion. It is rommn to instll prssur ruing vlv on th ol wtr inlt in orn with th pplil lgisltion. An xpnsion vssl shoul instll on th ol wtr inlt in orn with th pplil lgisltion. It is rommn to instll th prssur rlif vlv on highr position thn th top of th omsti hot wtr tnk. Hting of th omsti hot wtr tnk uss wtr to xpn n without prssur rlif vlv th wtr prssur insi th tnk n ris ov th tnk sign prssur. Also th fil instlltion (piping, tpping points, t.) onnt to th tnk is sujt to this high prssur. To prvnt this, prssur rliv vlv ns to instll. Th ovrprssur prvntion pns on th orrt oprtion of th fil instll prssur rlif vlv. If this is NOT working orrtly, ovrprssur will form th tnk n wtr lkg my our. To onfirm goo oprtion, rgulr mintnn is rquir To onnt th rirultion piping f Sp hting itionl zon wtr out Sp hting itionl zon wtr in Domsti hot wtr out Domsti ol wtr in (ol wtr supply) Sp hting min zon wtr out Sp hting min zon wtr in It is rommn to instll shut-off vlvs to omsti ol wtr in n omsti hot wtr out onntions. Shut-off vlvs r fil suppli. To voi mg to th surrounings in s of wtr lkg, it is rommn to los th ol wtr inlt shut off vlvs uring prios of sn. 2 Srw th inoor unit nuts on th shut-off vlvs. 3 Connt th omsti hot wtr in n out pips to th inoor unit. Prrquisit: Only rquir if you n rirultion in your systm. 1 Loosn n rmov th 4 srws tht fix th top pnl. 2 Rmov th top pnl from th unit. 4 3 Disonnt n rmov th xpnsion vssl of th top insultion. 4 Rmov th top insultion. 5 Cut out prt () on th lft or right si from th top insultion. Tnk pity Cut out position 180 l Lft OR right 6 Connt th rirultion piping to th rirultion onntion () n rout th piping through th hol t th ksi of th unit (). Dikin Althrm Low tmprtur split Instllr rfrn gui 31

32 7 Instlltion 3 Mk sur tht th utomti ir purg vlv is opn (t lst 2 turns). Piping intk hol Rirultion onntion Cut-out lotion 7 Rtth th top insultion, xpnsion vssl, n sing To onnt th prssur rlif vlv to th rin Th low out of th prssur rlif vlv is oming out of th ksi of th unit. For lotion of th ir purg vlv, s "Componnts: Inoor unit" in hptr "14 Thnil t" on pg Fill th iruit with wtr until th mnomtr inits prssur of ±2.0 r. 5 Purg s muh ir s possil from th wtr iruit. 6 Clos th fill vlv. 7 Disonnt th wtr supply hos from th fill vlv. Th wtr prssur init on th mnomtr will vry pning on th wtr tmprtur (highr prssur t highr wtr tmprtur). Howvr, t ll tims wtr prssur shll rmin ov 1 r to voi ir ntring th iruit To fill th omsti hot wtr tnk 1 Opn vry hot wtr tp in turn to purg ir from th systm pip work. 2 Opn th ol wtr supply vlv. 3 Clos ll wtr tps ftr ll ir is purg. 4 Chk for wtr lks. 5 Mnully oprt th fil-instll prssur rlif vlv to nsur fr wtr flow through th ishrg pip To insult th wtr piping Th piping in th omplt wtr iruit MUST insult to prvnt onnstion uring frost oprtion n rution of th hting pity. If th tmprtur is highr thn 30 C n th humiity is highr thn RH 80%, th thiknss of th insultion mtrils shoul t lst 20 mm to prvnt onnstion on th surf of th insultion. 7.9 Connting th ltril wiring Prssur rlif low-out Th low out shoul onnt to n pproprit rin oring to th pplil lgisltion. It is rommn to us tunish To fill th wtr iruit 1 Connt th wtr supply hos to th fill vlv Aout onnting th ltril wiring Bfor onnting th ltril wiring Mk sur: Th rfrigrnt piping is onnt n hk Th wtr piping is onnt Pls fill with wtr through onntion OR. Both iruits (min n itionl) will fill. 2 Opn th fill vlv. Instllr rfrn gui 32 Dikin Althrm Low tmprtur split

33 7 Instlltion Typil workflow Connting th ltril wiring typilly onsists of th following stgs: 1 Mking sur th powr supply systm omplis with th ltril spifitions of th ht pump. 2 Connting th ltril wiring to th outoor unit. 3 Rpositioning th ir thrmistor on th outoor unit. 4 Connting th ltril wiring to th inoor unit. 5 Connting th min powr supply. 6 Connting th kup htr powr supply. 7 Connting th usr intrf. 8 Connting th shut off vlvs. 9 Connting th ltril mtrs. 10 Connting th omsti hot wtr pump. 11 Connting th lrm output. 12 Connting th hngovr to n xtrnl ht sour. 13 Connting th powr onsumption igitl inputs Aout ltril omplin ERHQ_V3 Equipmnt omplying with EN/IEC (Europn/ Intrntionl Thnil Stnr stting th limits for hrmoni urrnts prou y quipmnt onnt to puli low-voltg systms with input urrnt >16 A n 75 A pr phs.). ERLQ_V3 Equipmnt omplying with: EN/IEC provi tht th systm impn Z sys is lss thn or qul to Z mx t th intrf point twn th usr's supply n th puli systm. EN/IEC = Europn/Intrntionl Thnil Stnr stting th limits for voltg hngs, voltg flututions n flikr in puli low-voltg supply systms for quipmnt with rt urrnt 75 A. It is th rsponsiility of th instllr or usr of th quipmnt to nsur, y onsulttion with th istriution ntwork oprtor if nssry, tht th quipmnt is onnt only to supply with systm impn Z sys lss thn or qul to Z mx. EN/IEC provi tht th short-iruit powr S s is grtr thn or qul to th minimum S s vlu t th intrf point twn th usr's supply n th puli systm. EN/IEC = Europn/Intrntionl Thnil Stnr stting th limits for hrmoni urrnts prou y quipmnt onnt to puli low-voltg systms with input urrnt >16 A n 75 A pr phs. It is th rsponsiility of th instllr or usr of th quipmnt to nsur, y onsulttion with th istriution ntwork oprtor if nssry, tht th quipmnt is onnt only to supply with short-iruit powr S s grtr thn or qul to th minimum S s vlu. ERLQ011CAV3 ERLQ014CAV3 ERLQ016CAV3 ERLQ_W1 Mol Z mx Minimum S s vlu 0.22 Ω 525 kva Equipmnt omplying with EN/IEC (Europn/ Intrntionl Thnil Stnr stting th limits for hrmoni urrnts prou y quipmnt onnt to puli low-voltg systms with input urrnt >16 A n 75 A pr phs.). Only for inoor units S " To onnt th kup htr powr supply" on pg Prutions whn onnting th ltril wiring Also r th prutions n rquirmnts in th following hptrs: Gnrl sfty prutions Prprtion DANGER: RISK OF ELECTROCUTION Mor informtion out th lgn n th lotion of th wiring igrm of th unit n foun in th "Thnil t" hptr. WARNING ALWAYS us multior l for powr supply ls Guilins whn onnting th ltril wiring Kp th following in min: If strn onutor wirs r ing us, instll roun rimpstyl trminl on th tip. Pl th roun rimp-styl trminl on th wir up to th ovr prt n fstn th trminl with th pproprit tool. Strn onutor wir Roun rimp-styl trminl Us th following mthos for instlling wirs: Wir typ Singl or wir Strn onutor wir with roun rimp-styl trminl Tightning torqus Itm A Instlltion mtho A Curl singl or wir Srw Flt wshr Trminl Srw B Flt wshr B AA Tightning torqu (N m) M4 (X1M) 1.2~1.8 M5 (X1M) 2.0~3.0 Dikin Althrm Low tmprtur split Instllr rfrn gui 33

34 7 Instlltion Itm Tightning torqu (N m) M5 (rth) ~4.0 Componnt V3 MCA() Powr supply l ERHQ ERLQ ERHQ ERLQ 31.9 A 34.2 A 13.5 A 16.3 A 230 V Phs 1~ 400 V 3N~ Frquny 50 Hz Wir sizs Must omply with pplil lgisltion Minimum l stion of 2.5 mm² n pplil for 230 V Rommn fil fus 32 A Erth lkg iruit rkr () W1 Voltg Intronntion l Spifitions of stnr wiring omponnts 40 A 20 A V3 g g h f Must omply with pplil lgisltion MCA=Minimum iruit mpity. Stt vlus r mximum vlus (s ltril t of omintion with inoor units for xt vlus). To onnt th ltril wiring on th outoor unit h f f Follow th wiring igrm (livr with th unit, lot t th insi of th srvi ovr). Mk sur th ltril wiring os NOT ostrut propr rtthmnt of th srvi ovr. 1 2 W1 Rmov th srvi ovr. S "7.2.2 To opn th outoor unit" on pg 22. Only if ottom plt htr is instll (option for ERHQ): g h Strip insultion (20 mm) from th wirs. Swith ox Stop vlv tthmnt plt Erth Cl ti Intronntion l Powr supply l Bottom plt htr l Powr supply l of th ottom plt htr (from th inoor unit) ERLQ units ontrol th ottom plt htr intrnlly (fil wiring NOT rquir). 3 Strip wir n to this point Exssiv strip lngth my us ltril shok or lkg. Connt th intronntion l n powr supply s follows: W1 3N~ 50 Hz 400 V V3 1~ 50 Hz 230 V 4 Fix th ls (powr supply, intronntion l n powr supply of th ottom plt htr (if pplil)) with l ti to th stop vlv tthmnt plt. 5 Rout th wiring through th frm n onnt it to it. Routing through th frm Choos on of th 3 possiilitis: 3 L1 L2 L3 L1 L2 L3 1 2 Powr supply, rth wiring, n ottom plt htr wir (if pplil) Intronntion l Intronntion l Powr supply l Erth lkg iruit rkr Fus Instllr rfrn gui 34 Dikin Althrm Low tmprtur split

35 7 Instlltion Connting to th frm Whn ls r rout from th unit, prottion slv for th onuits (PG insrtions) n insrt t th knokout hol A B 8 7 Whn you o not us wir onuit, prott th wirs with vinyl tus to prvnt th g of th knokout hol from utting th wirs. 9 A Insi of th outoor unit B Outsi of th outoor unit Wir Bush Nut Frm Hos 6 Rtth th srvi ovr. S " To los th outoor unit" on pg Connt n rth lkg iruit rkr n fus to th powr supply lin To rposition th ir thrmistor on th outoor unit This tsk is only rquir for ERLQ. Rquir ssoris: 1 To opn th inoor unit, s "7.2.3 To opn th inoor unit" on pg 22 n "7.2.4 To opn th swith ox ovr of th inoor unit" on pg Wiring shoul ntr th unit from th top: Thrmistor fixtur. Us th on from th ssory g. To onnt th ltril wiring on th inoor unit Thrmistor fixing plt. + Rus th on tth to th unit. If nssry, you n us th spr on from th ssory g Routing of th wiring insi th unit shoul s follows: 1 4 Dikin Althrm Low tmprtur split 5 Instllr rfrn gui 35

36 7 Instlltion + 4 Fix th l with l tis to th l ti mountings to nsur strin rlif n to mk sur tht it os NOT om in ontt with th piping n shrp gs. To ss th omsti hot wtr tmprtur snsor, th swith ox n tilt. Th swith ox shoul NOT rmov from th unit. Routing Possil ls (pning on unit typ n instll options) Prfrntil powr supply ontt Low voltg Usr intrf Powr onsumption igitl inputs (fil supply) Outoor mint tmprtur snsor (option) Inoor mint tmprtur snsor (option) Eltril mtrs (fil supply) Sfty thrmostt (fil supply) Intronntion l High voltg powr supply Norml kwh rt powr supply Prfrntil kwh rt powr supply Powr supply for kup htr Powr supply for ottom plt htr (option) Ht pump onvtor (option) High voltg ontrol signl Room thrmostt (option) Shut-off vlv (fil supply) Domsti hot wtr pump (fil supply) Alrm output Chngovr to xtrnl ht sour ontrol Sp ht oprtion ontrol CAUTION X1A X19A X5M Do NOT push or pl runnt l lngth in th unit To onnt th min powr supply X6YB X2M Connt th min powr supply In s of norml kwh rt powr supply K2M A5P K3M X6Y X6YA X1M Instllr rfrn gui 36 Dikin Althrm Low tmprtur split

37 Lgn: s illustrtion low. In s of prfrntil kwh rt powr supply Connt X6Y to X6YB. 3 4 X5M X1A X19A Bkup htr typ 3 kw 1~ 230 V (*3V) 7 Instlltion Conntions to kup htr powr supply F1B L N X2M X6Y X6YB X2M K3M K2M A5P X1M X1M S1S L N L N Intronntion l (=min powr supply) Norml kwh rt powr supply Prfrntil powr supply ontt 2 Fix th l with l tis to th l ti mountings. In s of prfrntil kwh rt powr supply, onnt X6Y to X6YB. Th nssity of sprt norml kwh rt powr supply to inoor unit () X2M30/31 pns on th typ of prfrntil kwh rt powr supply. Sprt onntion to th inoor unit is rquir: if prfrntil kwh rt powr supply is intrrupt whn tiv, OR if no powr onsumption of th inoor unit is llow t th prfrntil kwh rt powr supply whn tiv To onnt th kup htr powr supply 2 Fix th l with l tis to th l ti mountings To onnt th usr intrf If you us 1 usr intrf, you n instll it t th inoor unit (for ontrol los to th inoor unit), or in th room (whn us s room thrmostt). If you us 2 usr intrfs, you n instll 1 usr intrf t th inoor unit (for ontrol los to th inoor unit) + 1 usr intrf in th room (us s room thrmostt). Th usr intrf n only us s room thrmostt of th min zon. Th prour iffrs slightly pning on whr you instll th usr intrf. CAUTION To gurnt th unit is ompltly rth, lwys onnt th kup htr powr supply n th rth l. Mk sur tht th powr supply is in orn with th kup htr pity, s list in th tl low. Bkup htr typ Bkup htr pity Powr supply Mximum running urrnt Z mx (Ω) *3V 3 kw 1~ 230 V 13 A 1 Connt th kup htr powr supply. A oul pol fus is us for F1B. Dikin Althrm Low tmprtur split Instllr rfrn gui 37

38 7 Instlltion # At th inoor unit In th room 1 Connt th usr intrf l to th inoor unit. Fix th l with l tis to th l ti mountings. 1 2 X5M 4A From th rr PCB 4B From th lft PCB 1 1 4C From th top 4D From th top ntr A5P A2P A2P PCB PCB 1 1 Min usr intrf () Optionl usr intrf 2 Insrt srwrivr into th slots unrnth th usr intrf n rfully sprt th fplt from th wllplt. Th PCB is mount in th fplt of th usr intrf. B rful NOT to mg it. 3 Us th 2 srws in th ssory g to fix th wllplt of th usr intrf to th sht mtl of th unit. B rful NOT to istort th shp of th ksi of th usr intrf y ovrtightning th mounting srws. Fix th wllplt of th usr intrf to th wll. Noth this prt for th wiring to pss through with nipprs t. Sur th wiring to th front prt of th sing using th wiring rtinr n lmp To onnt th shut-off vlv 1 Connt th vlv ontrol l to th pproprit trminls s shown in th illustrtion low. K2M K3M Wiring is iffrnt for NC (norml los) vlv n NO (norml opn) vlv. NO X1M X2M K2M K3M NC X1M X2M M2S M2S 2 Fix th l with l tis to th l ti mountings. 4 Connt s shown in 4A. Connt s shown in 4A, 4B, 4C or 4D. 5 Rinstll th fplt onto th wllplt. B rful NOT to pinh th wiring whn tthing th frontplt to th unit. () Th min usr intrf is rquir for oprtion, ut hs to orr sprtly (mntory option) To onnt th ltril mtrs In s of n ltril mtr with trnsistor output, hk th polrity. Th positiv polrity MUST onnt to X5M/7 n X5M/9; th ngtiv polrity to X5M/8 n X5M/10. 1 Connt th ltril mtrs l to th pproprit trminls s shown in th illustrtion low. Instllr rfrn gui 38 Dikin Althrm Low tmprtur split

39 7 Instlltion X5M To onnt th powr onsumption igitl inputs 1 Connt th powr onsumption igitl inputs l to th pproprit trminls s shown in th illustrtion low. X5M A5P X801M A8P A5P S2S S3S 2 Fix th l with l tis to th l ti mountings To onnt th omsti hot wtr pump 1 Connt th omsti hot wtr pump l to th pproprit trminls s shown in th illustrtion low. X2M S6S S7S S8S S9S Instlltion of EKRP1AHTA is rquir. 2 Fix th l with l tis to th l ti mountings. K3M K2M X1M To onnt th sfty thrmostt (norml los ontt) 1 Connt th sfty thrmostt (norml los) l to th pproprit trminls s shown in th illustrtion low. X5M M2P 1~ M 2 Fix th l with l tis to th l ti mountings To onnt th lrm output 1 Connt th lrm output l to th pproprit trminls s shown in th illustrtion low. X5M A5P X2M 29 2 Fix th l with l tis to th l ti mountings. A4P X1M YC Y1 Y2 Y3 Y4 A5P K3M K2M Instlltion of EKRP1HB is rquir. X1M 2 Fix th l with l tis to th l ti mountings. Instlltion of sfty thrmostt (fil supply) is rquir, othrwis th unit will NOT oprt. A sfty thrmostt MUST instll on th min zon to voi too high wtr tmprturs in this zon. Th sfty thrmostt is typilly thrmosttilly ontroll vlv with norml los ontt. Whn th wtr tmprtur in th min zon is too high, th ontt will opn n th usr intrf will show 8H 02 rror. ONLY th min pump will stop. Dikin Althrm Low tmprtur split Instllr rfrn gui 39

40 8 Configurtion 7.10 Finishing th outoor unit instlltion To finish th outoor unit instlltion f 1 Insult n fix th rfrigrnt piping n intronntion l s follows: f Gs pip Gs pip insultion Intronntion l Liqui pip Liqui pip insultion Finishing tp 2 Instll th srvi ovr To los th outoor unit Whn losing th outoor unit ovr, mk sur tht th tightning torqu os NOT x 4.1 N m Finishing th inoor unit instlltion To fix th usr intrf ovr to th inoor unit 1 Mk sur tht th front pnl is rmov from th inoor unit. S "7.2.3 To opn th inoor unit" on pg Plug th usr intrf ovr into th hings. 3 Mount th front pnl to th inoor unit To los th inoor unit 1 Clos th swith ox ovr. 2 Rinstll th top plt. 3 Rinstll th front pnl. Whn losing th inoor unit ovr, mk sur tht th tightning torqu os NOT x 4.1 N m. 8 Configurtion 8.1 Ovrviw: Configurtion This hptr sris wht you hv to o n know to onfigur th systm ftr it is instll. Why If you o NOT onfigur th systm orrtly, it might NOT work s xpt. Th onfigurtion influns th following: Th lultions of th softwr Wht you n s on n o with th usr intrf How You n onfigur th systm using two iffrnt mthos. Mtho Configuring vi th usr intrf Configuring vi th PC onfigurtor Dsription First tim Quik wizr. Whn you turn ON th usr intrf for th first tim (vi th inoor unit), quik wizr strts to hlp you onfigur th systm. Aftrwrs. If nssry, you n mk hngs to th onfigurtion ftrwrs. You n prpr th onfigurtion off-sit on PC n ftrwrs uplo th onfigurtion to th systm with th PC onfigurtor. S lso: "8.1.1 To onnt th PC l to th swith ox" on pg 40. Whn th instllr sttings r hng, th usr intrf will rqust to onfirm. Whn onfirm, th srn will shortly turn OFF n "usy" will isply for svrl sons. Assing sttings Lgn for tls You n ss th instllr sttings using two iffrnt mthos. Howvr, NOT ll sttings r ssil vi oth mthos. If so, th orrsponing tl olumns in this hptr r st to N/A (not pplil). Mtho Assing sttings vi th rrum in th mnu strutur. Assing sttings vi th o in th ovrviw sttings. Column in tls # Co S lso: "To ss th instllr sttings" on pg 41 "8.5 Mnu strutur: Ovrviw instllr sttings" on pg To onnt th PC l to th swith ox Prrquisit: Th EKPCCAB kit is rquir. Instllr rfrn gui 40 Dikin Althrm Low tmprtur split

41 8 Configurtion 1 Connt th l with USB onntion to your PC. 2 Connt th plug of th l to X10A on A1P of th swith ox of th inoor unit. A1P X10A To moify n ovrviw stting Exmpl: Moify [1 01] from 15 to Go to [A.8]: > Instllr sttings > Ovrviw sttings. 2 Go to th orrsponing srn of th first prt of th stting y using th n utton. An itionl 0-igit is to th first prt of th stting whn you ss th os in th ovrviw sttings. Exmpl: [1 01]: "1" will rsult in "01". 3 Py spil ttntion to th position of th plug! H J S T Ovrviw sttings f Confirm Ajust Sroll 3 Go to th orrsponing son prt of th stting y using th n utton Ovrviw sttings f Confirm Ajust Sroll 00 Anothr l is lry onnt to X10A. To onnt th PC l to X10A, thrfor tmporrily isonnt this othr l. Do NOT forgt to ronnt it ftrwrs To ss th most us ommns To ss th instllr sttings 1 St th usr prmission lvl to Instllr. 2 Go to [A]: > Instllr sttings. To ss th ovrviw sttings 1 St th usr prmission lvl to Instllr. 2 Go to [A.8]: > Instllr sttings > Ovrviw sttings. To st th usr prmission lvl to Instllr 1 St th usr prmission lvl to Av. n usr. 2 Go to [6.4]: > Informtion > Usr prmission lvl. 3 Prss for mor thn 4 sons. Rsult: is isply on th hom pgs. 4 If you o NOT prss ny utton for mor thn 1 hour or prss gin for mor thn 4 sons, th instllr prmission lvl swiths k to En usr. To st th usr prmission lvl to Avn n usr 1 Go to th min mnu or ny of its sumnus:. 2 Prss for mor thn 4 sons. Rsult: Th usr prmission lvl swiths to Av. n usr. Aitionl informtion is isply n "+" is to th mnu titl. Th usr prmission lvl will sty in Av. n usr until st othrwis. To st th usr prmission lvl to En usr 1 Prss for mor thn 4 sons. Rsult: Th usr prmission lvl swiths to En usr. Th usr intrf will rturn to th fult hom srn. Rsult: Th vlu to moifi is now highlight. 4 Moify th vlu y using th n utton Ovrviw sttings f Confirm Ajust Sroll 5 Rpt prvious stps if you hv to moify othr sttings. 6 Push to onfirm th moifition of th prmtr. 7 At instllr sttings mnu, prss to onfirm th sttings. Instllr sttings Th systm will rstrt. OK Confirm Ajust Rsult: Th systm will rstrt. Cnl To opy th systm sttings from th first to th son usr intrf If son usr intrf is onnt, th instllr must first pro low instrutions for th propr onfigurtion of th 2 usr intrfs. This prour offrs you lso th possiility to opy th lngug st from on usr intrf to th othr on:.g. from EKRUCBL2 to EKRUCBL1. 1 Whn powr is turn on for th first tim, oth usr intrfs isply: 00 Dikin Althrm Low tmprtur split Instllr rfrn gui 41

42 8 Configurtion U5:Auto rss Push 4 s. to ontinu Tu 15:10 2 Push for 4 sons on th usr intrf on whih you wnt to pro to th quik wizr. This usr intrf is now th min usr intrf. During th quik wizr, th son usr intrf isplys Busy n will NOT possil to oprt. 3 Th quik wizr will gui you. 4 For propr oprtion of th systm, th lol t on th two usr intrfs must th sm. If this is NOT th s, oth usr intrfs will isply: Synhroniztion Dt iffrn tt. Pls slt tion: Confirm Sn t Ajust 5 Slt th rquir tion: Sn t: th usr intrf you r oprting ontins th orrt t n th t on th othr usr intrf will ovrwrittn. Riv t: th usr intrf you r oprting os NOT ontin th orrt t n th t on th othr usr intrf will us to ovrwrit. 6 Th usr intrf rqusts onfirmtion if you r sur to pro. Strt opy Ar you sur you wnt to strt th opy oprtion? OK Confirm Ajust Cnl 7 Confirm th sltion on th srn y pushing n ll t (lngugs, shuls t.) will synhronis from th slt sour usr intrf to th othr on. During th opying, oth ontrollrs will NOT llow oprtion. Th opy oprtion n tk up until 90 minuts. It is rommn to hng instllr sttings, or th onfigurtion of th unit, on th min usr intrf. If not, it n tk up to 5 minuts for ths hngs r visil in th mnu strutur. 8 Your systm is now st to oprt y th 2 usr intrfs To opy th lngug st from th first to th son usr intrf S "8.1.3 To opy th systm sttings from th first to th son usr intrf" on pg Quik wizr: St th systm lyout ftr first powr ON Aftr first powr ON of th systm, you r gui on th usr intrf to o initil sttings: lngug, t, tim, systm lyout. By onfirming th systm lyout, you n pro with th instlltion n ommissioning of th systm. 1 At powr ON, th quik wizr strts s long s th systm lyout ws NOT onfirm yt, y stting th lngug. Lngug Slt th sir lngug Confirm Ajust 2 St th urrnt t n tim. Dt Wht is th t toy? Tu 1 Jn 2013 Confirm Ajust Sroll Tim Wht is th urrnt tim? 00 : 00 Confirm Ajust Sroll 3 St th systm lyout sttings: Stnr, Options, Cpitis. For mor tils, s "8.2 Bsi onfigurtion" on pg 43. A.2 Systm lyout 1 Stnr Options Cpitis Confirm lyout Slt Sroll 4 Aftr onfigurtion, slt Confirm lyout n prss. Confirm lyout Pls onfirm th systm lyout. Th systm will rstrt n will ry for first strtup. OK Cnl Confirm Ajust 5 Th usr intrf r-initiliss n you n pro th instlltion y stting th othr pplil sttings n ommissioning of th systm. Whn th instllr sttings r hng, th systm will rqust to onfirm. Whn onfirmtion is omplt, th srn will shortly turn OFF n "usy" will isply for svrl sons. Instllr rfrn gui 42 Dikin Althrm Low tmprtur split

43 8 Configurtion 8.2 Bsi onfigurtion Quik wizr: Lngug / tim n t # Co Dsription [A.1] N/A Lngug [1] N/A Tim n t Quik wizr: Stnr Sp hting sttings Th systm n ht up sp. Dpning on th typ of pplition, th sp hting sttings must m oringly. # Co Dsription [A.2.1.7] [C-07] Unit ontrol mtho: 0 (LWT ontrol): Unit oprtion is i s on th lving wtr tmprtur rgrlss th tul room tmprtur n/or hting mn of th room. This is pplil for oth tmprtur zons. 1 (Ext RT ontrol): Unit oprtion is i y th xtrnl thrmostt or quivlnt (.g. ht pump onvtor). This is pplil for oth tmprtur zons. 2 (RT ontrol): Unit oprtion for th min tmprtur zon is i s on th mint tmprtur of th usr intrf. Th itionl tmprtur zon is ontroll y th xtrnl thrmostt. # Co Dsription [A.2.1.B] N/A Only if thr r 2 usr intrfs (1 instll in th room, 1 instll t th inoor unit): : At unit M : In room s room thrmostt HPC1 HPC2 HPC3 FHL1 FHL2 FHL3 : Rmot ontrollr of th ht pump onvtors Usr intrf lotion: At unit: th othr usr intrf is utomtilly st to In room n if RT ontrol is slt t s room thrmostt. In room (fult): th othr usr intrf is utomtilly st to At unit n if RT ontrol is slt to t s room thrmostt. Controlling th min zon. Dikin Althrm Low tmprtur split Instllr rfrn gui 43

44 8 Configurtion # Co Dsription [A.2.1.8] [7-02] Th systm n supply lving wtr to up to 2 wtr tmprtur zons. During onfigurtion, th numr of wtr zons must st. Numr of LWT zons: This unit is sign for 2 lving wtr tmprtur zons. Do NOT hng this stting. 0 (1 LWT zon): N/A. 1 (2 LWT zons)(fult): 2 lving wtr tmprtur zons. Th zon with th lowst lving wtr tmprtur is ll th min lving wtr tmprtur zon. Th zon with th highst lving wtr tmprtur is ll th itionl lving wtr tmprtur zon. In prti, th min lving wtr tmprtur zon onsists of unrfloor hting n th itionl wtr tmprtur zon onsists of ritors or ht pump onvtors. M : A LWT zon : Min LWT zon # Co Dsription HPC1 HPC2 HPC3 FHL1 FHL2 FHL3 [A.2.1.9] [F-0D] Whn th sp hting ontrol is OFF y th usr intrf, th pump is lwys OFF. Whn th sp hting ontrol is On, you n slt th sir pump oprtion mo (only pplil uring sp hting). This is pplil for oth tmprtur zons. Pump oprtion mo: 0 (Continuous): Continuous pump oprtion, rgrlss of thrmo ON or OFF onition. Rmrk: ontinuous pump oprtion rquirs mor nrgy thn smpl or rqust pump oprtion. : Sp hting ontrol (usr intrf) : OFF : On : Pump oprtion ontinu >> # Co Dsription [A.2.1.9] [F-0D] << ontinution 1 (Smpl): Th pump is ON whn thr is hting mn n th lving wtr tmprtur hs NOT rh th sir tmprtur yt. Whn thrmo OFF onition ours, th pump runs vry 5 minuts to hk th wtr tmprtur n mn hting if nssry. Rmrk: Smpl is NOT vill in xtrnl room thrmostt ontrol or room thrmostt ontrol. g : Sp hting ontrol (usr intrf) : OFF : On : LWT tmprtur : Atul f: Dsir g: Pump oprtion # Co Dsription [A.2.1.9] [F-0D] << ontinution f ontinu >> 2 (Rqust)(fult): Pump oprtion s on rqust. Exmpl: Using room thrmostt rts thrmo ON/ OFF onition. Whn thr is no suh mn, th pump is OFF. Rmrk: Rqust is NOT vill in lving wtr tmprtur ontrol. : Sp hting ontrol (usr intrf) : OFF : On : Hting mn (y xt RT or RT) : Pump oprtion Quik wizr: Options Domsti hot wtr sttings Following sttings must m oringly. Instllr rfrn gui 44 Dikin Althrm Low tmprtur split

45 8 Configurtion # Co Dsription [A.2.2.1] [E-05] DHW oprtion: Cn th systm prpr omsti hot wtr? 0 (No): NOT instll. 1 (Ys)(fult): Instll. Rmrk: Th omsti hot wtr tnk is y fult instll. Do NOT hng this stting. [A.2.2.A] [D-02] Th inoor unit offrs th possiility to onnt fil suppli omsti hot wtr pump (On/OFF typ). Dpning on th instlltion n onfigurtion on th usr intrf, w istinguish its funtionlity. DHW pump: 0 (No)(fult): NOT instll. 1 (Sonry rtrn): Instll for instnt hot wtr whn wtr is tpp. Th n-usr sts th oprtion timing (wkly shul tim) of th omsti hot wtr pump whn it shoul run. Control of this pump is possil through th inoor unit. 2 (Disinf. shunt): Instll for isinftion. It runs whn th isinftion funtion of th omsti hot wtr tnk is running. No furthr sttings r n. S lso illustrtions low. Domsti hot wtr pump instll for Instnt hot wtr f g f g Inoor unit Tnk Domsti hot wtr pump (fil supply) Htr lmnt (fil supply) Non rturn vlv (fil supply) Showr (fil supply) Col wtr Thrmostts n xtrnl snsors Disinftion Following omintions r possil to ontrol th unit (not pplil whn [C 07]=0): Whn [C 07]=2 (RT ontrol) Usr intrf t inoor unit (1) Room thrmostt t min zon (2) Extrnl room thrmostt t itionl zon f g Usr intrf t inoor unit Extrnl room thrmostt t min zon Extrnl room thrmostt t itionl zon If n xtrnl room thrmostt is us, th xtrnl room thrmostt will ontrol th room frost prottion. Howvr, th room frost prottion is only possil if th lving wtr tmprtur ontrol on th unit's usr intrf is turn ON. S "5 Applition guilins" on pg 10. # Co Dsription [A.2.2.4] [C-05] Contt typ min [A.2.2.5] [C-06] Contt typ. In xtrnl room thrmostt ontrol, th ontt typ of th optionl room thrmostt or ht pump onvtor for th min lving wtr tmprtur zon must st. S "5 Applition guilins" on pg (Thrmo ON/OFF): Th onnt xtrnl room thrmostt or ht pump onvtor sns th hting mn y th sm signl s it is onnt to only 1 igitl input (prsrv for th min lving wtr tmprtur zon) on th inoor unit (X2M/1). Slt this vlu in s of onntion to th ht pump onvtor (FWXV). 2 (H/C rqust)(fult): Th onnt xtrnl room thrmostt sns hting mn n is onnt to th igitl input (prsrv for th min lving wtr tmprtur zon) on th inoor unit (X2M/1). Slt this vlu in s of onntion with th wir (EKRTWA) or wirlss (EKRTR1) room thrmostt. In xtrnl room thrmostt ontrol with 2 lving wtr tmprtur zons, th typ of th optionl room thrmostt for th itionl lving wtr tmprtur zon must st. S "5 Applition guilins" on pg (Thrmo ON/OFF): S Contt typ min. Connt on th inoor unit (X2M/1). 2 (H/C rqust)(fult): S Contt typ min. Connt on th inoor unit (X2M/1). Whn [C 07]=1 (Ext RT ontrol) (1) Not mntory. (2) Whn thr is no usr intrf instll t th inoor unit, th usr intrf in th min zon will funtion s room thrmostt AND usr intrf. Dikin Althrm Low tmprtur split Instllr rfrn gui 45

46 8 Configurtion # Co Dsription [A.2.2.B] [C-08] Extrnl snsor Digitl I/O PCB Whn n optionl xtrnl mint snsor is onnt, th typ of th snsor must st. S "5 Applition guilins" on pg (No)(fult): NOT instll. Th thrmistor in th usr intrf n in th outoor unit r us for msurmnt. 1 (Outoor snsor): Instll. Th xtrnl outoor snsor will us to msur th outoor mint tmprtur. Rmrk: For som funtionlity, th tmprtur snsor in th outoor unit is still us. 2 (Room snsor): Instll. Th tmprtur snsor in th usr intrf is NOT us nymor. Rmrk: This vlu hs only mning in room thrmostt ontrol. Moifition of ths sttings is only n whn th optionl igitl I/O PCB is instll. Th igitl I/O PCB hs multipl funtionlity whih n to onfigur. S "5 Applition guilins" on pg 10. # Co Dsription [A ] [C-02] Not pplil. [A ] [D-07] Not pplil (r only). [A ] [C-09] Alrm output [A ] [F-04] Bottom plt htr Alrm output logi Inits th logi of th lrm output on th igitl I/O PCB uring mlfuntioning. 0 (Normlly opn)(fult): Th lrm output will powr whn n lrm ours. By stting this vlu, istintion is m twn mlfuntioning n ttion of powr filur of th unit. 1 (Normlly los): Th lrm output will NOT powr whn n lrm ours. Only pplil for EHVZ16. Inits if n optionl ottom plt htr is instll on th outoor unit. Th powr of th ottom plt htr is in this s suppli y th inoor unit. 0 (No)(fult): NOT instll. 1 (Ys): Instll. Rmrk: If this vlu is st, th output on th igitl I/ O PCB nnot us for sp hting output. S "5 Applition guilins" on pg 10. [C-09] Alrm No lrm No powr supply to unit 0 (fult) Clos output Opn output Opn output 1 Opn output Clos output Dmn PCB Th mn PCB is us to nl th powr onsumption ontrol y igitl inputs. S "5 Applition guilins" on pg 10. # Co Dsription [A.2.2.7] [D-04] Dmn PCB Enrgy mtring Only pplil for EHVZ Inits if th optionl mn PCB is instll. 0 (No)(fult) 1 (Pwr onsmp trl) Whn nrgy mtring is prform y th us of xtrnl powr mtrs, onfigur th sttings s sri low. Slt th puls frquny output of h powr mtr in orn with th powr mtr spifitions. It is possil to onnt (up to 2) powr mtrs with iffrnt puls frqunis. Whn only 1 or no powr mtr is us, slt No to init th orrsponing puls input is NOT us. # Co Dsription [A.2.2.8] [D 08] Optionl xtrnl kwh mtr 1: 0 (No): NOT instll 1: Instll (0.1 puls/kwh) 2: Instll (1 puls/kwh) 3: Instll (10 puls/kwh) 4: Instll (100 puls/kwh) 5: Instll (1000 puls/kwh) [A.2.2.9] [D 09] Optionl xtrnl kwh mtr 2: 0 (No): NOT instll 1: Instll (0.1 puls/kwh) 2: Instll (1 puls/kwh) 3: Instll (10 puls/kwh) 4: Instll (100 puls/kwh) 5: Instll (1000 puls/kwh) Quik wizr: Cpitis (nrgy mtring) Th pitis of ll ltril htrs must st for th nrgy mtring n/or powr onsumption ontrol ftur to work proprly. Whn msuring th rsistn vlu of h htr, you n st th xt htr pity n this will l to mor urt nrgy t. # Co Dsription [A.2.3.2] [6-03] BUH: stp 1: Th pity of th first stp of th kup htr t nominl voltg. Nominl vlu 3 kw. Dfult: 3 kw. Rng: 0~10 kw (in stps of 0.2 kw) [A.2.3.6] [6-07] Bottom plt htr: Only pplis to n optionl ottom plt htr (EKBPHTH16A). Th pity of th optionl ottom plt htr t nominl voltg. Dfult: 0 W. Rng: 0~200 W (in stps of 10 W) Instllr rfrn gui 46 Dikin Althrm Low tmprtur split

47 8 Configurtion Sp hting ontrol Th si rquir sttings in orr to onfigur th sp hting of your systm r sri in this hptr. Th wthr-pnnt instllr sttings fin th prmtrs for th wthr-pnnt oprtion of th unit. Whn wthr-pnnt oprtion is tiv, th wtr tmprtur is trmin utomtilly pning on th outoor tmprtur. Low outoor tmprturs will rsult in wrmr wtr n vi vrs. During wthr-pnnt oprtion, th usr hs th possiility to shift up or own th trgt wtr tmprtur y mximum of 5 C. S th usr rfrn gui n/or oprtion mnul for mor tils out this funtion. Lving wtr tmprtur: Min zon # Co Dsription [A ] N/A LWT stpoint mo: Fix (fult) Th sir lving wtr tmprtur is: NOT wthr-pnnt (i.. os NOT pn on th outoor mint tmprtur) fix in tim (i.., NOT shul) Wthr p.: Th sir lving wtr tmprtur is: wthr-pnnt (i.. pns on th outoor mint tmprtur) fix in tim (i.., NOT shul) # Co Dsription [A ] N/A << ontinution ontinu >> Fix/shul: Th sir lving wtr tmprtur is: NOT wthr-pnnt (i.., os NOT pn on th outoor mint tmprtur) oring shul. Th shul tions onsists of sir shift tions, ithr prst or ustom. Rmrk: This vlu n only st in lving wtr tmprtur ontrol. WD/shul: Th sir lving wtr tmprtur is: wthr-pnnt (i.., os pn on th outoor mint tmprtur) oring shul. Th shul tions onsists of sir lving wtr tmprturs ithr prst or ustom. Rmrk: This vlu n only st in lving wtr tmprtur ontrol. # Co Dsription [ ] [1-00] [1-01] [1-02] [1-03] St wthr-pnnt hting: T t [1-02] [1-03] [1-00] [1-01] T t : Trgt lving wtr tmprtur (min) T : Outoor tmprtur # Co Dsription [ ] [1-00] [1-01] [1-02] [1-03] << ontinution Lving wtr tmprtur: Aitionl zon T ontinu >> [1-00]: Low outoor mint tmprtur. 40 C~+5 C (fult: 10 C) [1-01]: High outoor mint tmprtur. 10 C~25 C (fult: 15 C) [1-02]: Dsir lving wtr tmprtur whn th outoor tmprtur quls or rops low th low mint tmprtur. [9 01] C~[9 00] C (fult: 35 C). Not: This vlu shoul highr thn [1-03] s for low outoor tmprturs wrmr wtr is rquir. [1-03]: Dsir lving wtr tmprtur whn th outoor tmprtur quls or riss ov th high mint tmprtur. [9 01] C~min(45, [9 00]) C (fult: 25 C). Not: This vlu shoul lowr thn [1-02] s for high outoor tmprturs lss wrm wtr is rquir. Only pplil if 2 lving wtr tmprtur zons r prsnt. Dikin Althrm Low tmprtur split Instllr rfrn gui 47

48 8 Configurtion # Co Dsription [A ] N/A LWT stpoint mo: Fix (fult): Th sir lving wtr tmprtur is: NOT wthr-pnnt (i.. os NOT pn on th outoor mint tmprtur) fix in tim (i.., NOT shul) Wthr p.: Th sir lving wtr tmprtur is: wthr-pnnt (i.. pns on th outoor mint tmprtur) fix in tim (i.., NOT shul) Fix/shul: Th sir lving wtr tmprtur is: NOT wthr-pnnt (i.., os NOT pn on th outoor mint tmprtur) oring shul. Th shul tions r On or OFF. Rmrk: This vlu n only st in lving wtr tmprtur ontrol. WD/shul: Th sir lving wtr tmprtur is: wthr-pnnt (i.., os pn on th outoor mint tmprtur) oring shul. Th shul tions r On or OFF. Rmrk: This vlu n only st in lving wtr tmprtur ontrol. # Co Dsription [ ] [0-00] [0-01] [0-02] [0-03] St wthr-pnnt hting: T t [0-01] [0-00] [0-03] [0-02] T t : Trgt lving wtr tmprtur (itionl) T : Outoor tmprtur T ontinu >> # Co Dsription [ ] [0-00] [0-01] [0-02] [0-03] << ontinution Lving wtr tmprtur: Dlt T sour [0-03]: Low outoor mint tmprtur. 40 C~+5 C (fult: 10 C) [0-02]: High outoor mint tmprtur. 10 C~25 C (fult: 15 C) [0-01]: Dsir lving wtr tmprtur whn th outoor tmprtur quls or rops low th low mint tmprtur. [9 05] C~[9 06] C (fult: 45 C). Not: This vlu shoul highr thn [0-00] s for low outoor tmprturs wrmr wtr is rquir. [0-00]: Dsir lving wtr tmprtur whn th outoor tmprtur quls or riss ov th high mint tmprtur. [9 05] C~min(45, [9 06]) C (fult: 35 C). Not: This vlu shoul lowr thn [0-01] s for high outoor tmprturs lss wrm wtr is rquir. Whn oth tmprtur zons hv hting mn, oth pumps will oprt t full sp. Whn only 1 tmprtur zon hs hting mn, only 1 pump will oprt n th flow will ontroll to rliz tmprtur iffrn twn th ntring n th lving wtr of [9 09] on tht zon. Only 1 tmprtur iffrn [9 09] n slt, this is thn pplil for oth tmprtur zons. # Co Dsription [A ] [9-09] Hting: Rquir tmprtur iffrn twn ntring n lving wtr. Rng: 3 C~10 C (in stps of 1 C; fult vlu: 5 C). Lving wtr tmprtur: Moultion Only pplil in s of room thrmostt ontrol. Whn using th room thrmostt funtionlity, th ustomr ns to st th sir room tmprtur. Th unit will supply hot wtr to th ht mittrs n th room will ht. Aitionlly, lso th sir lving wtr tmprtur must onfigur: whn turning on th moultion, th sir lving wtr tmprtur will lult utomtilly y th unit (s on th prst tmprturs, if wthr-pnnt is slt, moultion will on s on th sir wthr-pnnt tmprturs); whn turning off th moultion, you n st th sir lving wtr tmprtur on th usr intrf. Morovr, with th moultion turn on, th sir lving wtr tmprtur is lowr or ris in funtion of th sir room tmprtur n th iffrn twn th tul n th sir room tmprtur. This rsults in: stl room tmprturs xtly mthing th sir tmprtur (highr omfort lvl) lss On/OFF yls (lowr nois lvl, highr omfort n highr ffiiny) wtr tmprturs s low s possil to mth th sir tmprtur (highr ffiiny) Instllr rfrn gui 48 Dikin Althrm Low tmprtur split

49 8 Configurtion # Co [A ] [8-05] # Dsription [A.4.1] Moult LWT: Co [6-0D] Dsription Domsti hot wtr Typ: 0 (Rht only): Only rht oprtion is llow. No (fult): isl. Not: Th sir lving wtr tmprtur ns to st on th usr intrf. 1 (Rht + sh.): Th omsti hot wtr tnk is ht oring to shul n twn th shul htup yls, rht oprtion is llow. Ys: nl. Not: Th sir lving wtr tmprtur n only r out on th usr intrf 2 (Shul only): Th omsti hot wtr tnk n ONLY ht oring to shul. Only pplil for th min zon. S "8.3.2 Domsti hot wtr ontrol: vn" on pg 52 for mor tils. Whn lving wtr tmprtur moultion is nl, th wthr pnnt urv ns to st to highr position thn [8-06] plus th minimum lving wtr tmprtur stpoint rquir to rh stl onition on th omfort stpoint for th room. To inrs ffiiny, moultion n lowr th lving wtr stpoint. By stting th wthr pnnt urv to highr position, it nnot rop low th minimum stpoint. Rfr to th illustrtion low. Thr is risk of sp hting pity shortg/omfort prolm (in s of frqunt omsti hot wtr oprtion, frqunt n long sp hting intrruption will hppn) whn slting [6 0D]=0 ([A.4.1] Domsti hot wtr Typ=Rht only). Mximum DHW tmprtur stpoint Th mximum tmprtur tht usrs n slt for th omsti hot wtr. You n us this stting to limit th tmprturs t th hot wtr tps. Tt +[8-06] [8-06] During isinftion of th omsti hot wtr tnk, th DHW tmprtur n x this mximum tmprtur. T Wthr-pnnt urv Minimum lving wtr tmprtur stpoint rquir to rh stl onition on th omfort stpoint for th room. Limit th mximum hot wtr tmprtur oring to th pplil lgisltion. # [A.4.5] Co [6-0E] Lving wtr tmprtur: Emittr typ Dsription Mximum stpoint Th mximum tmprtur tht usrs n slt for th omsti hot wtr. You n us this stting to limit th tmprtur t th hot wtr tps. Rng: 40 C~60 C (fult: 60 C). This stting only pplis to th min zon. Only pplil in s of room thrmostt ontrol. Dpning on th systm wtr volum n th ht mittrs typ, th ht up of sp n tk longr. This stting n ompnst for slow or quik hting systm uring th ht up yl. Th mximum tmprtur is NOT pplil uring isinftion funtion. S isinftion funtion. Not: Th stting of th mittr typ will influn th mximum moultion of th sir lving wtr tmprtur. Thrfor it is importnt to st this orrtly. # [A ] Co [9-0B] Dsription Emittr typ: St for th min tmprtur zon. # [6.3.2] Rtion tim of th systm: Quik Exmpl: Smll wtr volum n fn oils. Domsti hot wtr ontrol Co N/A Dsription Numr tht usrs n ll in s of prolms. 8.3 Avn onfigurtion/ optimiztion Sp hting oprtion: vn Slow Exmpl: Lrg wtr volum, floor hting loops Contt/hlpsk numr Prst lving wtr tmprtur Configuring th sir tnk tmprtur You n fin prst lving wtr tmprturs: Th omsti hot wtr n prpr in 3 iffrnt wys. Thy iffr from h othr y th wy th sir tnk tmprtur is st n how th unit ts upon it. onomi (nots th sir lving wtr tmprtur whih rsults in th lowst nrgy onsumption) omfort (nots th sir lving wtr tmprtur whih rsults in th highst nrgy onsumption). Dikin Althrm Low tmprtur split Instllr rfrn gui 49

50 8 Configurtion Prst vlus mk it sy to us th sm vlu in th shul or to just th sir lving wtr tmprtur oring to th room tmprtur (s moultion). If you ltr wnt to hng th vlu, you ONLY hv to o it in on pl. Dpning on whthr th sir lving wtr tmprtur is wthr pnnt or NOT, th sir shift vlus or th solut sir lving wtr tmprtur shoul spifi. Th prst lving wtr tmprturs r ONLY pplil for th min zon, s th shul for th itionl zon onsists of On/OFF tions. Slt prst lving wtr tmprturs in orn with th sign n slt ht mittrs to nsur th ln twn sir room n lving wtr tmprturs. # Co Dsription Prst lving wtr tmprtur for th min lving wtr tmprtur zon in s of NOT wthr pnnt [ ] [8-09] Comfort (hting) [ ] [8-0A] Eo (hting) [9 01] C~[9 00] C (fult: 35 C) [9 01] C~[9 00] C (fult: 33 C) Prst lving wtr tmprtur (shift vlu) for th min lving wtr tmprtur zon in s of wthr pnnt [ ] N/A Comfort (hting) [ ] N/A Eo (hting) 10 C~+10 C (fult: 0 C) 10 C~+10 C (fult: 2 C) Tmprtur rngs (lving wtr tmprturs) Th purpos of this stting is to prvnt slting wrong (i.. too hot or too ol) lving wtr tmprtur. Thrfor th vill sir hting tmprtur rng n onfigur. In s of floor hting pplition it is importnt to limit th mximum lving wtr tmprtur t hting oprtion oring to th spifitions of th floor hting instlltion. Whn justing th lving wtr tmprtur rngs, ll sir lving wtr tmprturs r lso just to gurnt thy r twn th limits. Alwys ln twn th sir lving wtr tmprtur with th sir room tmprtur n/or th pity (oring to th sign n sltion of th ht mittrs). Th sir lving wtr tmprtur is th rsult of svrl sttings (prst vlus, shift vlus, wthr pnnt urvs, moultion). As rsult, too high or too low lving wtr tmprturs oul our whih l to ovrtmprturs or pity shortg. By limiting th lving wtr tmprtur rng to qut vlus (pning on th ht mittr), suh situtions n voi. Exmpl: St th minimum lving wtr tmprtur to 28 C to voi NOT to l to ht up th room: lving wtr tmprturs MUST suffiintly highr thn th room tmprturs (in hting). # Co Dsription Lving wtr tmprtur rng for th min lving wtr tmprtur zon (= th lving wtr tmprtur zon with th lowst lving wtr tmprtur) [A ] [9-00] Mximum tmp (hting) 37 C~55 C (fult: 55 C) [A ] [9-01] Minimum tmp (hting) 15 C~37 C (fult: 25 C) Lving wtr tmprtur rng for th itionl lving wtr tmprtur zon (= th lving wtr tmprtur zon with th highst lving wtr tmprtur) [A ] [9-06] Mximum tmp (hting) 37 C~55 C (fult: 55 C) [A ] [9-05] Minimum tmp (hting) 15 C~37 C (fult: 25 C) Lving wtr tmprtur ovrshoot tmprtur This funtion fins how muh th wtr tmprtur my ris ov th sir lving wtr tmprtur for th omprssor stops. Th omprssor will strtup gin whn th lving wtr tmprtur rops low th sir lving wtr tmprtur. # Co Dsription N/A [9-04] 1 C~4 C (fult: 1 C) Lving wtr tmprtur ompnstion roun 0 C In hting oprtion, th sir lving wtr tmprtur is lolly inrs roun n outoor tmprtur of 0 C. This ompnstion n slt whn using n solut or wthr pnnt sir tmprtur (s illustrtion low). Us this stting to ompnst for possil ht losss of th uiling u to th vportion of mlt i or snow (.g. in ol rgion ountris). T t R 0 C L T A T A T t T t R 0 C L T A Asolut sir LWT Wthr pnnt sir LWT Amint tmprtur ( C) Dsir lving wtr tmprtur # Co Dsription N/A [D-03] 0 (isl) (fult) 1 (nl) L=2 C, R=4 C ( 2 C<T A <2 C) 2 (nl) L=4 C, R=4 C ( 2 C<T A <2 C) 3 (nl) L=2 C, R=8 C ( 4 C<T A <4 C) 4 (nl) L=4 C, R=8 C ( 4 C<T A <4 C) Instllr rfrn gui 50 Dikin Althrm Low tmprtur split

51 8 Configurtion Lving wtr tmprtur mximum moultion ONLY pplil in room thrmostt ontrol n whn moultion is nl. Th mximum moultion (=vrin) on th sir lving wtr tmprtur i on th iffrn twn th tul n sir room tmprtur,.g. 3 C moultion mns th sir lving wtr tmprtur n inrs or lowr y 3 C. Inrsing th moultion rsults in ttr prformn (lss On/OFF, fstr ht up), ut not tht pning on th ht mittr, thr MUST ALWAYS ln (rfr to th sign n sltion of th ht mittrs) twn th sir lving wtr tmprtur n th sir room tmprtur. # Co Dsription N/A [8-06] 0 C~10 C (fult: 3 C) Tmprtur rngs (room tmprtur) ONLY pplil in room thrmostt ontrol. In orr to sv nrgy y prvnting ovrhting th room, you n limit th rng of th room tmprtur. Whn justing th room tmprtur rngs, ll sir room tmprturs r lso just to gurnt thy r twn th limits. # Co Dsription Room tmp. rng [A ] [3-06] Mximum tmp (hting) 18 C~30 C (fult: 30 C) [A ] [3-07] Minimum tmp (hting) Room tmprtur stp 12 C~18 C (fult: 12 C) ONLY pplil in room thrmostt ontrol n whn th tmprtur is isply in C. # Co Dsription [A.3.2.4] N/A Room tmp. stp Room tmprtur hystrsis 1 C (fult). Th sir room tmprtur on th usr intrf is sttl pr 1 C. 0.5 C. Th sir room tmprtur on th usr intrf is sttl pr 0.5 C. Th tul room tmprtur is isply with n ury of 0.1 C. ONLY pplil in s of room thrmostt ontrol. Th hystrsis n roun th sir room tmprtur is sttl. It is rommn NOT to hng th room tmprtur hystrsis s it is st for n optiml us of th systm. [9-0C] Room tmprtur Atul room tmprtur Dsir room tmprtur Tim # Co Dsription N/A [9-0C] 1 C~6 C (fult: 1 C) intrf or y th xtrnl room snsor. Th sttings n us to ompnst for situtions whr th usr intrf or xtrnl room snsor CANNOT instll on th il instlltion lotion (s instlltion mnul n/or instllr rfrn gui). # Co Dsription Room tmp. offst: Offst on th tul room tmprtur msur on th usr intrf snsor. [A.3.2.2] [2-0A] 5 C~+5 C, stp 0.5 C (fult: 0 C) Ext. room snsor offst: ONLY pplil if th xtrnl room snsor option is instll n onfigur (s [C-08]) [A.3.2.3] [2-09] 5 C~+5 C, stp 0.5 C (fult: 0 C) Room frost prottion Room frost prottion prvnts th room from gtting too ol. This stting hvs iffrntly pning on th st unit ontrol mtho ([C 07]). Prform tions oring to th tl low: Unit ontrol mtho ([C 07]) Room thrmostt ontrol ([C 07]=2) Extrnl room thrmostt ontrol ([C 07]=1) Lving wtr tmprtur ontrol ([C 07]=0) Room frost prottion Allow for th room thrmostt to tk r of room frost prottion: St [2 06] to "1" St th room ntifrost tmprtur ([2 05]). Allow for th xtrnl room thrmostt to tk r of room frost prottion: Turn ON th lving wtr tmprtur hom pg. St uto mrgny ([A.5.1.2]) to "1". Room frost prottion is NOT gurnt. If th systm os NOT ontin kup htr, o NOT hng th fult room ntifrost tmprtur. If n U4 rror ours, room frost prottion is NOT gurnt. Rfr to th stions low for til informtion on room frost prottion in rltion to th pplil unit ontrol mtho. [C 07]=2: room thrmostt ontrol Unr room thrmostt ontrol, room frost prottion is gurnt, vn if th room tmprtur hom pg is OFF on th usr intrf. Whn room frost prottion ([2 06]) is nl n th room tmprtur rops low th room ntifrost tmprtur ([2 05]), th unit will supply lving wtr to th ht mittrs to ht up th room gin. # Co Dsription N/A [2-06] Room frost prottion 0: isl 1: nl (fult) N/A [2-05] Room ntifrost tmprtur 4 C~16 C (fult: 12 C) Room tmprtur offst ONLY pplil in s of room thrmostt ontrol. You n lirt th (xtrnl) room tmprtur snsor. It is possil to giv n offst to th room thrmistor vlu msur y th usr Dikin Althrm Low tmprtur split Instllr rfrn gui 51

52 8 Configurtion If n U5 rror ours: whn 1 usr intrf is onnt, room frost prottion is NOT gurnt, whn 2 usr intrfs r onnt n th son usr intrf us for room tmprtur ontrol is isonnt (u to miswiring, mg of th l), thn room frost prottion is NOT gurnt. If Emrgny is st to Mnul ([A.5.1.2]=0), n th unit is triggr to strt mrgny oprtion, th usr intrf will sk onfirmtion for strting. Room frost prottion is tiv vn if th usr os NOT onfirm mrgny oprtion. [C 07]=1: xtrnl room thrmostt ontrol Unr xtrnl room thrmostt ontrol, room frost prottion is gurnt y th xtrnl room thrmostt, provi tht th lving wtr tmprtur hom pg is ON on th usr intrf, n th uto mrgny stting ([A.5.1.2]) is st to "1". Aitionlly, limit frost prottion y th unit is possil: In s of Two lving wtr tmprtur zons thn th following pplis: Whn th lving wtr tmprtur hom pg is OFF, n th outoor mint tmprtur rops low 4 C, thn th unit will supply lving wtr to th ht mittrs to ht up th room gin, n th lving wtr tmprtur stpoint will lowr y 5 C. Whn th lving wtr tmprtur hom pg is ON, th outoor mint tmprtur rops low 4 C, thn th unit will supply lving wtr to th ht mittrs to ht up th room gin, n th lving wtr tmprtur stpoint will lowr y 5 C. For th (limit) frost prottion to possil, uto mrgny MUST st to Automti ([A.5.1.2]=1). [C 07]=0: lving wtr tmprtur ontrol Unr lving wtr tmprtur ontrol, room frost prottion is NOT gurnt. Howvr, if [2 06] is st to "1", limit frost prottion y th unit is possil: Whn th lving wtr tmprtur hom pg is OFF n th outoor mint tmprtur rops low 4 C, thn th unit will supply lving wtr to th ht mittrs to ht up th room gin, n th lving wtr tmprtur stpoint will lowr y 5 C. Whn th lving wtr tmprtur hom pg is ON, thn th unit will supply lving wtr to th ht mittrs to ht up th room oring to norml logi. For th (limit) frost prottion to possil, uto mrgny MUST st to Automti ([A.5.1.2]=1). Shut-off vlv Th following is only pplil in s of 2 lving wtr tmprtur zons. In s of 1 lving wtr tmprtur zon, onnt th shut-off vlv to th hting output. Th shut-off vlv, whih is in th min lving wtr tmprtur zon, output is onfigurl. During frost oprtion, th shut-off vlv is ALWAYS opn. Thrmo On/OFF: th vlv loss, pning on [F 0B] whn thr is no hting mn from th min zon. # Co Dsription [A ] [F-0B] Th shut-off vlv: 0 (No)(fult): is NOT influn y hting mn. 1 (Ys): loss whn thr is NO hting mn. Th stting [F 0B] is only vli whn thr is thrmostt or xtrnl room thrmostt rqust stting (NOT in s of lving wtr tmprtur stting). Oprtion rng Dpning on th vrg outoor tmprtur, th oprtion of th unit in sp hting is prohiit. Sp hting OFF tmp: Whn th vrg outoor tmprtur riss ov this vlu, sp hting is turn OFF to voi ovrhting. # Co Dsription [A.3.3.1] [4-02] EHVZ04+08: 14 C~35 C (fult: 25 C) EHVZ16: 14 C~35 C (fult: 35 C) Domsti hot wtr ontrol: vn Prst tnk tmprturs Only pplil whn omsti hot wtr prprtion is shul or shul + rht. You n fin prst tnk tmprturs: storg onomi storg omfort rht rht hystrsis Prst vlus mk it sy to us th sm vlu in th shul. If you ltr wnt to hng th vlu, you only hv to o it in 1 pl (s lso oprtion mnul n/or usr rfrn gui). Storg omfort Whn progrmming th shul, you n mk us of th tnk tmprturs st s prst vlus. Th tnk will thn ht up until ths stpoint tmprturs hv n rh. Aitionlly, storg stop n progrmm. This ftur puts stop to tnk hting vn if th stpoint hs NOT n rh. Only progrm storg stop whn tnk hting is solutly unsirl. # Co Dsription [ ] [6-0A] 30 C~[6 0E] C (fult: 60 C) Storg o Instllr rfrn gui 52 Dikin Althrm Low tmprtur split

53 8 Configurtion Th storg onomi tmprtur nots th lowr sir tnk tmprtur. It is th sir tmprtur whn storg onomi tion is shul (prfrly uring y). # Co Dsription [ ] [6-0B] 30 C~min(50, [6 0E]) C (fult: 45 C) Rht Th sir rht tnk tmprtur is us: in rht mo of shul + rht mo: Th gurnt minimum tnk tmprtur is st y T HP OFF [6 08], whih is ithr [6 0C] or th wthr pnnt stpoint, minus th rht hystrsis. If th tnk tmprtur rops low this vlu, th tnk is ht up. uring storg omfort, to prioritiz th omsti hot wtr prprtion. Whn th tnk tmprtur riss ov this vlu, omsti hot wtr prprtion n sp hting is xut squntilly. # Co Dsription [ ] [6-0C] 30 C~min(50, [6 0E]) C (fult: 45 C) Rht hystrsis Only pplil whn omsti hot wtr prprtion is shul + rht. # Co Dsription N/A [6-08] 2 C~20 C (fult: 10 C) Wthr pnnt Th wthr pnnt instllr sttings fin th prmtrs for th wthr pnnt oprtion of th unit. Whn wthr pnnt oprtion is tiv th sir tnk tmprtur is trmin utomtilly pning on th vrg outoor tmprtur: low outoor tmprturs will rsult in highr sir tnk tmprturs s th ol wtr tp is olr n vi vrs. In s of shul or shul+rht omsti hot wtr prprtion, th storg omfort tmprtur is wthr pnnt (oring to th wthr pnnt urv), th storg onomi n rht tmprtur r NOT wthr pnnt. In s of rht only omsti hot wtr prprtion, th sir tnk tmprtur is wthr pnnt (oring to th wthr pnnt urv). During wthr pnnt oprtion, th nusr nnot just th sir tnk tmprtur on th usr intrf. # Co Dsription [A.4.6] N/A Wthr pnnt sir tnk tmprtur is: Fix (fult): isl. All sir tnk tmprtur r NOT wthr pnnt. Wthr p.: nl. In shul or shul+rht mo, th storg omfort tmprtur is wthr pnnt. Storg onomi n rht tmprturs r NOT wthr pnnt. In rht mo, th sir tnk tmprtur is wthr pnnt. Not: Whn th isply tnk tmprtur is wthr pnnt, it nnot just on th usr intrf. [A.4.7] # Co Dsription [0-0E] [0-0D] [0-0C] [0-0B] Wthr-pnnt urv [0-0C] [0-0B] Limits on ht pump oprtion T DHW [0-0E] [0-0D] T T DHW : Th sir tnk tmprtur. T : Th (vrg) outoor mint tmprtur [0-0E]: low outoor mint tmprtur: 40 C~5 C (fult: 10 C) [0-0D]: high outoor mint tmprtur: 10 C~25 C (fult: 15 C) [0-0C]: sir tnk tmprtur whn th outoor tmprtur quls or rops low th low mint tmprtur: 45 C~[6 0E] C (fult: 60 C) [0-0B]: sir tnk tmprtur whn th outoor tmprtur quls or riss ov th high mint tmprtur: 35 C~[6 0E] C (fult: 55 C) In omsti hot wtr oprtion, following hystrsis vlus n st for th ht pump oprtion: # Co Dsription N/A [6-00] Th tmprtur iffrn trmining th ht pump ON tmprtur. Rng: 2 C~20 C (fult: 2 C) N/A [6-01] Th tmprtur iffrn trmining th ht pump OFF tmprtur. Rng: 0 C~10 C (fult: 2 C) Exmpl: stpoint (T U )>mximum ht pump tmprtur [6 01] (T HP MAX [6 01]) T DHW T U =T BUH OFF 60 T HP MAX 50 T HP OFF 48 T HP ON [6-01] [6-00] T U = 60 C T HP MAX = 50 C HP BUH HP [6-01] = 2 C [6-00] = 2 C BUH Bkup htr HP Ht pump. If hting up tim y th ht pump tks too long, uxiliry hting y th kup htr n tk pl T BUH OFF Bkup htr OFF tmprtur (T U ) T HP MAX Mximum ht pump tmprtur t snsor in omsti hot wtr tnk Ht pump OFF tmprtur (T HP MAX [6-01]) T HP OFF t Dikin Althrm Low tmprtur split Instllr rfrn gui 53

54 8 Configurtion T HP ON T DHW T U t Ht pump ON tmprtur (T HP OFF [6-00]) Domsti hot wtr tmprtur Usr st point tmprtur (s st on th usr intrf) Tim Exmpl: stpoint (T U ) mximum ht pump tmprtur [6 01] (T HP MAX [6 01]) # Co Dsription N/A [8-04] Aitionl running tim for th mximum running tim pning on th outoor tmprtur [4 02]. Rng: 0~95 minuts (fult: 95). T HP MAX T HP ON T U =T HP OFF T DHW [6-00] [8-02]: Anti-ryling tim HP T HP MAX T HP OFF T HP ON T DHW T U t HP t Ht pump. If hting up tim y th ht pump tks too long, uxiliry hting y th oostr htr n tk pl Mximum ht pump tmprtur t snsor in omsti hot wtr tnk Ht pump OFF tmprtur (T HP MAX [6-01]) Ht pump ON tmprtur (T HP OFF [6-00]) Domsti hot wtr tmprtur Usr st point tmprtur (s st on th usr intrf) Tim Th mximum ht pump tmprtur pns on th mint tmprtur. For mor informtion, s "14.8 Oprtion rng" on pg 117. Timrs for simultnous rqust sp n omsti hot wtr oprtion # Co Dsription N/A [8-00] Do not hng. (fult: 1) N/A [8-01] Mximum running tim for omsti hot wtr oprtion. Domsti hot wtr hting stops vn whn th trgt omsti hot wtr tmprtur is NOT rh. Th tul mximum running tim lso pns on stting [8 04]. Whn systm lyout = Room thrmostt ontrol: This prst vlu is only tkn into ount if thr is rqust for sp hting. If thr is NO rqust for sp hting, th tnk is ht until th stpoint hs n rh. Whn systm lyout Room thrmostt ontrol: This prst vlu is lwys tkn into ount. Rng: 5~95 minuts (fult: 30) N/A [8-02] Anti-ryling tim. Minimum tim twn two yls for omsti hot wtr. Th tul ntiryling tim lso pns on stting [8 04]. Rng: 0~10 hours (fult: 0.5) (stp: 0.5 hour). Rmrk: Th minimum tim is 1/2 hour vn whn th slt vlu is 0. 0 [8-00] [8-01] [8-02] 1 Ht pump omsti wtr hting mo (1=tiv, 0=not tiv) 2 Hot wtr rqust for ht pump (1=rqust, 0=no rqust) t Tim [8-04]: Aitionl running tim t [4-02]/[F-01] t [8-01]+ [8-04] [8-02] [8-01] 0 Disinftion [5-03] [4-02] T A t T A Amint (outoor) tmprtur Tim Anti-ryl tim Mximum running tim omsti hot wtr Th isinftion funtion isinfts th omsti hot wtr tnk y prioilly hting th omsti hot wtr to spifi tmprtur. CAUTION Th isinftion funtion sttings MUST onfigur y th instllr oring to th pplil lgisltion. # Co Dsription [A.4.4.2] [2 00] Oprtion y: 0: Eh y 1: Mony 2: Tusy 3: Wnsy 4: Thursy 5: Friy 6: Stury 7: Suny [A.4.4.1] [2 01] Disinftion 0: No 1: Ys [A.4.4.3] [2 02] Strt tim: 00~23:00, stp: 1:00. [A.4.4.4] [2 03] Tmprtur trgt: 60 C (fix). [A.4.4.5] [2 04] Durtion: 40~60 minuts, fult: 40 minuts. t Instllr rfrn gui 54 Dikin Althrm Low tmprtur split

55 8 Configurtion T DHW T H T U [2-03] [2-04] Ht sour sttings Bkup htr Bkup htr oprtion mo: fins whn kup htr oprtion is isl or only llow uring omsti hot wtr oprtion. This stting is only ovrrul whn kup hting is rquir uring frost oprtion or mlfuntioning of th outoor unit (whn [A.5.1.2] is nl) t T DHW T U [2-02] Domsti hot wtr tmprtur Usr st point tmprtur T H High st point tmprtur [2-03] t Tim WARNING B wr tht th omsti hot wtr tmprtur t th hot wtr tp will qul to th vlu slt in fil stting [2-03] ftr isinftion oprtion. Whn th high omsti hot wtr tmprtur n potntil risk for humn injuris, mixing vlv (fil supply) shll instll t th hot wtr outlt onntion of th omsti hot wtr tnk. This mixing vlv shll sur tht th hot wtr tmprtur t th hot wtr tp nvr ris ov st mximum vlu. This mximum llowl hot wtr tmprtur shll slt oring to th pplil lgisltion. CAUTION B sur tht th isinftion funtion strt tim [A.4.4.3] with fin urtion [A.4.4.5] is NOT intrrupt y possil omsti hot wtr mn. In s of rror o AH n no intrruption of th isinftion funtion ourr u to omsti hot wtr tpping, following tions r rommn: Whn th Domsti hot wtr > Typ > Rht or Rht + sh. is slt, it is rommn to progrm th strt-up of th isinftion funtion t lst 4 hours ltr thn th lst xpt lrg hot wtr tpping. This strt-up n st y instllr sttings (isinftion funtion). Whn th Domsti hot wtr > Typ > Shul only is slt, it is rommn to progrm Storg o 3 hours for th shul strt-up of th isinftion funtion to prht th tnk. Disinftion funtion is rstrt in s th omsti hot wtr tmprtur rops 5 C low th isinftion trgt tmprtur within th urtion tim. An AH rror ours if you o th following uring isinftion: St th usr prmission lvl to Instllr. Go to th DHW tnk tmprtur hom pg (Tnk). Prss to intrrupt th isinftion. # Co Dsription [A.5.1.1] [4 00] Bkup htr oprtion: 0: Disl 1 (fult): Enl N/A [5-00] Is kup htr oprtion llow ov quilirium tmprtur uring sp hting oprtion? 1: NOT llow (fult) 0: Allow [A.5.1.4] [5 01] Equilirium tmprtur. Outoor tmprtur low whih oprtion of th kup htr is llow. Rng: 15 C~35 C (fult: 0 C) (stp: 1 C) If kup htr oprtion uring sp hting ns to limit ut n llow for omsti hot wtr oprtion, thn put [4 00] on 1, [5 00] on 1, n [5 01] on 15 C. Auto mrgny Whn th ht pump fils to oprt th kup htr n srv s n mrgny htr n ithr utomtilly or non-utomtilly tk ovr th ht lo. Whn uto mrgny is st to Automti n ht pump filur ours, th kup htr will utomtilly tk ovr th ht lo. Whn ht pump filur ours n uto mrgny is st to Mnul th omsti hot wtr n sp hting oprtions will stop n n to rovr mnully. Th usr intrf will thn sk you to onfirm whthr th kup htr n tk ovr th ht lo or not. Whn th ht pump fils, will ppr on th usr intrf. If th hous is unttn for longr prios, w rommn tht stting [A.5.1.2] Emrgny shll st to Automti. # Co Dsription [A.5.1.2] N/A Dfins whthr in n mrgny sitution th kup htr is llow to utomtilly tk ovr th ntir ht lo or whthr mnul onfirmtion is rquir. 0: Mnul (fult) 1: Automti Th uto mrgny stting n st in th mnu strutur of th usr intrf only. If ht pump filur ours n [A.5.1.2] is st to Mnul, th room frost prottion funtion, th unrfloor hting sr ryout funtion, n th wtr pip ntifrz funtion will rmin tiv vn if th usr os NOT onfirm mrgny oprtion. Dikin Althrm Low tmprtur split Instllr rfrn gui 55

56 8 Configurtion Bottom plt htr Applis only to instlltion with n outoor unit ERHQ n th option ottom plt htr kit is instll. [F-02] Bottom plt htr ON tmprtur: fins th outoor tmprtur low whih th ottom plt htr will tivt y inoor unit in orr to prvnt i uil-up in th ottom plt of th outoor unit t lowr outoor tmprturs. [F-03] Bottom plt htr hystrsis: fins th tmprtur iffrn twn ottom plt htr ON tmprtur n th ottom plt htr OFF tmprtur. Bottom plt htr [F-02] [F-03] T A CAUTION T A Outoor tmprtur On OFF Th ottom plt htr is ontroll vi EKRP1HB. # Co Dsription N/A [F-02] Bottom plt htr ON tmprtur: 3 C~10 C (fult: 3 C) N/A [F-03] Hystrsis: 2 C~5 C (fult: 5 C) X1 X2 X3 X4 Dpnnt from stting [F-04] ontt Y2 lot on igitl I/O PCB (EKRP1HB) ontrols th option ottom plt htr. S illustrtion low for th shmti lotion of this ontt. For omplt upwiring, s "14.6 Wiring igrm" on pg 87. X2M X1M OFF ON SS Systm sttings Prioritis # Co Dsription N/A [5 02] Sp hting priority. Dfins whthr kup htr will ssist th ht pump uring omsti hot wtr oprtion. Consqun: Shortr tnk hting oprtion tim n shortr intrruption of th sp hting yl. This stting MUST lwys 1. [5 01] Equilirium tmprtur n [5 03] Sp hting priority tmprtur r rlt to kup htr. So, you must st [5 03] qul or fw grs highr thn [5 01]. If th kup htr oprtion is limit ([4 00]=0) n th outoor tmprtur is lowr thn stting [5 03], th omsti hot wtr will not ht with th kup htr. N/A [5 03] Sp hting priority tmprtur. Auto-rstrt Dfins th outoor tmprtur whih low th kup htr will ssist uring omsti hot wtr hting. Whn powr rturns ftr powr supply filur, th uto rstrt funtion rpplis th rmot ontrollr sttings t th tim of th powr filur. Thrfor, it is rommn to lwys nl th funtion. If th prfrntil kwh rt powr supply is of th typ tht powr supply is intrrupt, lwys nl th uto rstrt funtion. Continuous inoor unit ontrol n gurnt inpnnt of th prfrntil kwh rt powr supply sttus, y onnting th inoor unit to norml kwh rt powr supply. # Co Dsription [A.6.1] [3 00] Is th uto rstrt funtion of th unit llow? 0: No 1 (fult): Ys YC Y1 Y2 Y3 Y4 Instllr rfrn gui 56 Dikin Althrm Low tmprtur split

57 8 Configurtion Prfrntil kwh rt powr supply # Co Dsription [A.2.1.6] [D 01] Conntion to prfrntil kwh rt powr supply: 0 (fult): Th outoor unit is onnt to norml powr supply. 1: Th outoor unit is onnt to prfrntil kwh rt powr supply. Whn th prfrntil kwh rt signl is snt y th ltriity ompny, th ontt will opn n th unit will go in for off mo. Whn th signl is rls gin, th voltg-fr ontt will los n th unit will rstrt oprtion. Thrfor, lwys nl th uto rstrt funtion. 2: Th outoor unit is onnt to prfrntil kwh rt powr supply. Whn th prfrntil kwh rt signl is snt y th ltriity ompny, th ontt will los n th unit will go in for off mo. Whn th signl is rls gin, th voltg-fr ontt will opn n th unit will rstrt oprtion. Thrfor, lwys nl th uto rstrt funtion. [A.6.2.1] [D 00] Whih htrs r llow to oprt uring prfrntil kwh rt powr supply? Do NOT us 1 or 3. 0 (fult): Non 1: N/A 2: Bkup htr only 3: N/A S tl low. Stting 2 is only mningful if th prfrntil kwh rt powr supply is of typ 1 or inoor unit is onnt to norml kwh rt powr supply (vi X2M/30-31) n th kup htr is NOT onnt to th prfrntil kwh rt powr supply. [D 00] Bkup htr Comprssor 0 (fult) For OFF For OFF 2 Allow Powr sving funtion Only pplil for ERLQ004~008CAV3. Dfins whthr th outoor unit powr supply n intrrupt (intrnlly y inoor unit ontrol) uring stn-still onitions (no sp hting nor omsti hot wtr mn). Th finl ision to llow powr intrruption of th outoor unit uring stnstill pns on th mint tmprtur, omprssor onitions n minimum intrnl timrs. To nl th powr sving funtion stting, [E 08] ns to nl on th usr intrf in omintion with th rmovl of th powr sving onntor t th outoor unit. Th powr sving onntor t th outoor unit shll only rmov whn th min powr supply to th pplition is swith OFF. In s of ERLQ004~008CAV # Co Dsription N/A [E 08] Powr sving funtion for outoor unit: 0: Disl 1 (fult): Enl In s of ERHQ011~016BAV3, ERHQ011~016BAW1, ERLQ011~016CAV3, n ERLQ011~016CAW1 Do NOT hng th fult stting. # Co Dsription N/A [E-08] Powr sving funtion for outoor unit: Powr onsumption ontrol 0 (fult): Disl 1: Enl Only pplil for EHVZ S "5 Applition guilins" on pg 10 for til informtion out this funtionlity. Pwr onsumpt. ontrol # Co Dsription [A.6.3.1] [4-08] Mo: 0 (No limittion)(fult): Disl. 1 (Continuous): Enl: You n st on powr limittion vlu (in A or kw) to whih th systm powr onsumption will limit for ll th tim. 2 (Digitl inputs): Enl: You n st up to four iffrnt powr limittion vlus (in A or kw) to whih th systm powr onsumption will limit whn th orrsponing igitl input sks. Dikin Althrm Low tmprtur split Instllr rfrn gui 57

58 8 Configurtion # Co Dsription [A.6.3.2] [4-09] Typ: 0 (Currnt): Th limittion vlus r st in A. 1 (Powr)(fult): Th limittion vlus r st in kw. [A.6.3.3] [5-05] Vlu: Only pplil in s of full tim powr limittion mo. 0 A~50 A, stp: 1 A (fult: 50 A) [A.6.3.4] [5-09] Vlu: Only pplil in s of full tim powr limittion mo. 0 kw~20 kw, stp: 0.5 kw (fult: 20 kw) Amp. limits for DI: Only pplil in s of powr limittion mo s on igitl inputs n s on urrnt vlus. [A ] [5-05] Limit DI1 [A ] [5-06] Limit DI2 [A ] [5-07] Limit DI3 [A ] [5-08] Limit DI4 0 A~50 A, stp: 1 A (fult: 50 A) 0 A~50 A, stp: 1 A (fult: 50 A) 0 A~50 A, stp: 1 A (fult: 50 A) 0 A~50 A, stp: 1 A (fult: 50 A) kw limits for DI: Only pplil in s of powr limittion mo s on igitl inputs n s on powr vlus. [A ] [5-09] Limit DI1 [A ] [5-0A] Limit DI2 [A ] [5-0B] Limit DI3 [A ] [5-0C] Limit DI4 0 kw~20 kw, stp: 0.5 kw (fult: 20 kw) 0 kw~20 kw, stp: 0.5 kw (fult: 20 kw) 0 kw~20 kw, stp: 0.5 kw (fult: 20 kw) 0 kw~20 kw, stp: 0.5 kw (fult: 20 kw) [A.6.3.7] [4-01] Priority: Not pplil. Avrg timr Th vrg timr orrts th influn of mint tmprtur vritions. Th wthr-pnnt st point lultion is on on th vrg outoor tmprtur. Th outoor tmprtur is vrg ovr th slt tim prio. # Co Dsription [A.6.4] [1-0A] Outoor vrg timr: 0: No vrging (fult) 1: 12 hours 2: 24 hours 3: 48 hours 4: 72 hours Offst tmprtur xtrnl outoor mint snsor Only pplil in s of n xtrnl outoor mint snsor is instll n onfigur. You n lirt th xtrnl outoor mint tmprtur snsor. It is possil to giv n offst to th thrmistor vlu. Th stting n us to ompnst for situtions whr th xtrnl outoor mint snsor nnot instll on th il instlltion lotion (s instlltion). # Co Dsription [A.6.5] [2 0B] 5 C~5 C, stp: 0.5 C (fult: 0 C) For frost You n mnully strt frost oprtion. Th ision to xut th mnul frost oprtion is m y th outoor unit n pns on mint n ht xhngr onitions. Whn th outoor unit pt th for frost oprtion, will isply on th usr intrf. If is NOT isply within 6 minuts ftr for frost oprtion ws nl, th outoor unit ignor th for frost rqust. # Co Dsription [A.6.6] N/A Do you wnt to strt frost oprtion? Pump oprtion Whn th pump oprtion funtion is isl th pump will stop if th outoor tmprtur is highr thn th vlu st y [4 02]. Whn th pump oprtion is nl, th pump oprtion is possil t ll outoor tmprturs. # Co Dsription N/A [F 00] Pump oprtion: 0 (fult): Disl if outoor tmprtur is highr thn [4 02]. 1: Possil t ll outoor tmprturs. Pump oprtion uring flow normlity [F 09] fins whthr th pump stops t flow normlity or llow to ontinu oprtion whn flow normlity ours. This funtionlity is only vli in spifi onitions whr it is prfrl to kp th pump tiv whn T <4 C (pump will tivt for 10 minuts n tivt ftr 10 minuts). Dikin shll NOT hl lil for ny mg rsulting this funtionlity. # Co Dsription N/A [F 09] Pump ontinu oprtion whn flow normlity: Pump sp limittion 0 (fult): Pump will tivt. 1: Pump will tivt whn T <4 C (10 minuts ON 10 minuts OFF) Pump sp limittion min zon [9 0E] n pump sp limittion itionl zon [9 0D] fin th mximum pump sp. In norml onitions, th fult stting shoul NOT moifi. Th pump sp limittion will ovrrul whn th flow rt is in th rng of th minimum flow (rror 7H). If th powr sving funtion is tivt (s [E 08]), th vrg outoor tmprtur lultion is only possil in s th xtrnl outoor tmprtur snsor is us. S "5.6 Stting up n xtrnl tmprtur snsor" on pg 15. Instllr rfrn gui 58 Dikin Althrm Low tmprtur split

59 8 Configurtion # Co Dsription N/A [9 0E] Pump sp limittion min zon [9-0D]=0 (kp) [9-0D]=5 (kp) 0: No limittion. 1~4: Gnrl limittion. Thr is limittion in ll onitions. Th rquir lt T ontrol n omfort r NOT gurnt. 5~8 (fult: 6): Limittion whn no tutors. Whn thr is no hting output, th pump sp limittion is pplil. Whn thr is hting output, th pump sp is only trmin y lt T in rltion to th rquir pity. With this limittion rng, lt T is possil n th omfort is gurnt. [9-0D]=6 (kp) (l/min) [9-0D]=7 (kp) (l/min) N/A [9 0D] Pump sp limittion itionl zon 0: No limittion. 1~4: Gnrl limittion. Thr is limittion in ll onitions. Th rquir lt T ontrol n omfort r NOT gurnt. 5~8 (fult: 6): Limittion whn no tutors. Whn thr is no hting output, th pump sp limittion is pplil. Whn thr is hting output, th pump sp is only trmin y lt T in rltion to th rquir pity. With this limittion rng, lt T is possil n th omfort is gurnt. [9-0D]=8 (kp) (l/min) (l/min) Th mximum vlus pn on th unit typ: (l/min) Extrnl stti prssur Wtr flow rt Dikin Althrm Low tmprtur split Instllr rfrn gui 59

60 8 Configurtion 8.4 Mnu strutur: Ovrviw usr sttings [1] St tim/t Dt Tim Dylight Sving Tim Clok typ [2] Holiy Holiy Holiy mo From Until Us y shul [3] Quit mo Hom < > [2] Holiy Holiy Holiy mo From Until Oprtion mo Hting DHW Awy [5] Slt shuls Room tmprtur LWT min LWT itionl Tnk tmprtur [6] Informtion Snsor informtion Enrgy mtring Error hnling Usr prmission lvl Atutors Oprtion mos Running hours Vrsion [7] Usr sttings Disply Tmprtur lok St shuls Prst vlus Unit of msurmnt St wthr pnnt [6.2] [6.3] [6.8] [7.1] Enrgy mtring Consum l. Prou nrgy Error informtion Error history Contt/hlpsk numr Wrning history Vrsion Usr intrf Inoor unit Outoor unit Contrst Disply Bklit LCD tim Usr profil Avill hom pgs [7.3] [7.4] St shuls Room tmp. LWT min LWT itionl DHW tmp Quit mo DHW pump Prst vlus Room tmprtur LWT min Tnk tmprtur Quit lvl [7.7] St wthr pnnt Min Aitionl [7.7.1] Min St wthr-pnnt hting [7.7.2] Aitionl St wthr-pnnt hting Dpning on th slt instllr sttings, sttings will visil/invisil. Instllr rfrn gui 60 Dikin Althrm Low tmprtur split

61 8 Configurtion 8.5 Mnu strutur: Ovrviw instllr sttings [A] Instllr sttings Lngug Systm lyout Sp oprtion Domsti hot wtr (DHW) Ht sours Systm oprtion Commissioning Ovrviw sttings [A.2] Systm lyout Stnr Options Cpitis Confirm lyout [A.2.1] Stnr Unit typ Comprssor typ Inoor softwr typ Bkup htr stps BUH typ Prfrntil kwh rt Unit ontrol mtho Numr of LWT zons Pump oprtion mo Powr sving possil Usr intrf lotion [A.3] Sp oprtion LWT sttings Room thrmostt Oprtion rng [A.4] Domsti hot wtr Typ Disinftion Mximum stpoint SP mo Wthr-pnnt urv [A.5] Ht sours Bkup htr [A.6] Systm oprtion Auto rstrt Prfrntil kwh rt Pwr onsumpt. ontrol Avrging tim Ext m. snsor offst For frost [A.7] Commissioning Tst run UFH sr ryout Air purg Atutor tst run [A.2.2] Options DHW oprtion DHW tnk Contt typ min Contt typ. Digitl I/O PCB Dmn PCB Extrnl kwh mtr Extrnl kwh mtr DHW pump Extrnl snsor [A.3.1] Lving wtr Min Aitionl Dlt T sour [A.3.2] Room thrmostt Room tmp. rng Room tmp. offst Ext. room snsor offst Room tmp. stp [A.3.3] Oprtion rng Sp hting OFF tmp [A.4.4] Disinftion Disinftion Oprtion y Strt tim Tmprtur trgt Durtion [A.5.1] Bkup htr Oprtion mo Emrgny Equilirium tmp. [A.6.2] Prfr. kwh rt PS Allow htrs For pump OFF [A.6.3] Pwr onsmp trl Mo Typ Amp. vlu kw vlu Amp. limits for DI kw limits for DI Priority [A.2.2.6] Digitl I/O PCB Ext. kup ht sr Solr kit Alrm output Bottom plt htr [A.3.1.1] Min LWT stpoint mo Tmprtur rng Moult LWT Shut-off vlv Emittr typ [A.3.1.2] Aitionl LWT stpoint mo Tmprtur rng [A.3.1.3] Dlt T sour Hting Dpning on th slt instllr sttings, sttings will visil/invisil. Dikin Althrm Low tmprtur split Instllr rfrn gui 61

62 9 Commissioning 9 Commissioning 9.1 Ovrviw: Commissioning This hptr sris wht you hv to o n know to ommission th systm ftr it is onfigur. Typil workflow Commissioning typilly onsists of th following stgs: 1 Chking th "Chklist for ommissioning". 2 Prforming n ir purg. 3 Prforming tst run for th systm. 4 If nssry, prforming tst run for on or mor tutors. 5 If nssry, prforming n unrfloor hting sr ryout. 9.2 Prutions whn ommissioning During th first running prio of th unit, th rquir powr my highr thn stt on th nmplt of th unit. This phnomnon is us y th omprssor, tht ns ontinuous run tim of 50 hours for rhing smooth oprtion n stl powr onsumption. Bfor strting up th systm, th unit MUST nrgis for t lst 6 hours. Th rnks htr ns to ht up th omprssor oil to voi oil shortg n omprssor rkown uring strtup. NEVER oprt th unit without thrmistors n/or prssur snsors/swiths. Burning of th omprssor might rsult. Do NOT oprt th unit until th rfrigrnt piping is omplt (whn oprt this wy, th omprssor will rk). 9.3 Chklist for ommissioning Do NOT oprt th systm for th following hks r OK: You r th omplt instlltion instrutions, s sri in th instllr rfrn gui. Th inoor unit is proprly mount. Th outoor unit is proprly mount. Th following fil wiring hs n rri out oring to this oumnt n th pplil lgisltion: Btwn th lol supply pnl n th outoor unit Btwn inoor unit n outoor unit Btwn th lol supply pnl n th inoor unit Btwn th inoor unit n th vlvs (if pplil) Btwn th inoor unit n th room thrmostt (if pplil) Thr r NO missing phss or rvrs phss. Th systm is proprly rth n th rth trminls r tightn. Th fuss or lolly instll prottion vis r instll oring to this oumnt, n hv not n ypss. Th powr supply voltg mths th voltg on th intifition ll of th unit. Thr r NO loos onntions or mg ltril omponnts in th swith ox. Thr r NO mg omponnts or squz pips on th insi of th inoor n outoor units. Bkup htr iruit rkr F1B on th swith ox is turn ON. Thr r NO rfrigrnt lks. Th rfrigrnt pips (gs n liqui) r thrmlly insult. Th orrt pip siz is instll n th pips r proprly insult. Thr is NO wtr lk insi th inoor unit. Th shut-off vlvs r proprly instll n fully opn. Th stop vlvs (gs n liqui) on th outoor unit r fully opn. Th ir purg vlv is opn (t lst 2 turns). Th prssur rlif vlv purgs wtr whn opn. Th minimum wtr volum is gurnt in ll onitions. S "To hk th wtr volum" in "6.4 Prpring wtr piping" on pg 17. Th sfty thrmostt is onnt. Th softwr is quipp with n "instllr-on-sit" mo ([4 0E]), tht isls utomti oprtion y th unit. At first instlltion, stting [4 0E] is y fult st to "1", mning utomti oprtion is isl. All prottiv funtions r thn isl too. To nl utomti oprtion n th prottiv funtions, st [4 0E] to "0". 12 hours ftr th first powr-on, th unit will utomtilly st [4 0E] to "0", ning "instllr-on-sit" mo n nling th prottiv funtions. If ftr first instlltion th instllr rturns to th sit, th instllr hs to st [4 0E] to "1" mnully. 9.4 Chklist uring ommissioning Th minimum flow rt uring kup htr/frost oprtion is gurnt in ll onitions. S "To hk th wtr volum n flow rt" in "6.4 Prpring wtr piping" on pg 17. To prform n ir purg. To prform tst run. To prform n tutor tst run. Unrfloor sr ryout funtion Th unrfloor sr ryout funtion is strt (if nssry). Instllr rfrn gui 62 Dikin Althrm Low tmprtur split

63 9 Commissioning To hk th minimum flow rt Rommn prour for th itionl zon 1 Confirm oring to th hyruli onfigurtion whih sp hting loops n los u to mhnil, ltroni, or othr vlvs. 2 Clos ll sp hting loops tht n los (s prvious stp). 3 Strt th pump tst run oprtion (s "9.4.4 To prform n tutor tst run" on pg 64). 4 Go to [6.1.8]: > Informtion > Snsor informtion > Flow rt to hk th flow rt. During pump tst run oprtion, th unit n oprt low this minimum rquir flow rt tht is n uring frost/kup htr oprtion. Ys Moify th ypss vlv stting to rh th minimum rquir flow rt + 2 l/min Bypss vlv forsn? No Rommn prour for th min zon In s th tul flow rt is low th minimum flow rt (rquir uring frost/kup htr oprtion), moifitions t hyruli onfigurtion r rquir. Inrs th sp hting loops tht n NOT los or instll prssur ontroll ypss vlv. 5 Confirm oring to th hyruli onfigurtion whih sp hting loops n los u to mhnil, ltroni, or othr vlvs. 6 Clos ll sp hting loops tht n los (s prvious stp). 7 Crt thrmo rqust on th min zon only. 8 Wit 1 minut until th unit is stiliz. 9 If th itionl pump is still ssisting (th grn LED on th right hn si pump is ON), inrs th flow until th itionl pump is NOT ssisting nymor (LED is OFF). 10 Go to [6.1.8]: > Informtion > Snsor informtion > Flow rt to hk th flow rt. Ys Moify th ypss vlv stting to rh th minimum rquir flow rt + 2 l/min Bypss vlv forsn? No In s th tul flow rt is low th minimum flow rt (rquir uring frost/kup htr oprtion), moifitions t hyruli onfigurtion r rquir. Inrs th sp hting loops tht n NOT los or instll prssur ontroll ypss vlv. Minimum rquir flow rt uring frost/kup htr oprtion mols 12 l/min 16 mol 15 l/min Air purg funtion Whn ommissioning n instlling th unit, it is vry importnt to rmov ll ir in th wtr iruit. Whn th ir purg funtion is running, th pumps oprt without tul oprtion of th unit n th rmovl of ir in th wtr iruit will strt. Bfor strting th ir purg, opn th sfty vlv n hk if th iruit is suffiintly fill with wtr. Only if wtr sps th vlv ftr opning it, you n strt th ir purg prour. Thr r 2 mos for purging ir: Mnully: th unit will oprt with ustom pump sp n in ustom position of th 3-wy vlv (sp hting/omsti hot wtr). Th ustom position of th 3-wy vlv is hlpful ftur to rmov ll ir from th wtr iruit in th sp hting or th omsti hot wtr hting mo. Th oprtion sp of th pump (slow or quik) n lso st. Automti: th unit utomtilly hngs th pump sp n th position of th 3-wy vlv (sp hting/omsti hot wtr) twn th sp hting or th omsti hot wtr hting mo. For oth mnul n utomti ir purg, 1 tmprtur zon is purg with h ir purg strt. To purg th othr tmprtur zon, you hv to rstrt th ir purg funtion. Whn prforming n ir purg for th first tim, th min tmprtur zon will purg. Typil workflow Purging th ir from th systm shoul onsist of: 1 Prforming mnul ir purg for oth zons 2 Prforming n utomti ir purg for oth zons Strt y prforming mnul ir purg on oth zons. Whn lmost ll th ir is rmov, prform n utomti ir purg on oth zons. If nssry, rpt prforming th utomti ir purg until you r sur tht ll ir is rmov from th systm. During ir purg funtion, pump sp limittion [9 0D] is NOT pplil. Mk sur tht th lving wtr tmprtur hom pg, room tmprtur hom pg, n omsti hot wtr hom pg r turn OFF. To prform mnul ir purg Whn purging th min zon, mk sur th stpoint for th min zon is t lst 5 C highr thn th tul wtr tmprtur insi th unit. Prrquisit: Mk sur tht th lving wtr tmprtur hom pg, room tmprtur hom pg, n omsti hot wtr hom pg r turn OFF. 1 St th usr prmission lvl to Instllr. S "To st th usr prmission lvl to Instllr" on pg St th ir purg mo: go to [A.7.3.1] > Instllr sttings > Commissioning > Air purg > Typ. 3 Slt Mnul n prss. 4 Go to [A.7.3.4] > Instllr sttings > Commissioning > Air purg > Strt ir purg n prss to strt th ir purg funtion. Rsult: Th mnul ir purg strts n th following srn pprs. Dikin Althrm Low tmprtur split Instllr rfrn gui 63

64 9 Commissioning Air purg Flow rt Sp Ciruit 0.5 l/min Low SHC Stop Ajust Sroll Tu 01:18 5 Us th n uttons to sroll to Sp. 6 Us th n uttons to st th sir pump sp. Rsult: Low Rsult: High 7 If pplil, st th sir position of th 3-wy vlv (sp hting/omsti hot wtr). Us th n uttons to sroll to Ciruit. 8 Us th n uttons to st th sir position of th 3-wy vlv (sp hting/omsti hot wtr). Rsult: SHC Rsult: Tnk To prform n utomti ir purg Whn purging th min zon, mk sur th stpoint for th min zon is t lst 5 C highr thn th tul wtr tmprtur insi th unit. Prrquisit: Mk sur tht th lving wtr tmprtur hom pg, room tmprtur hom pg, n omsti hot wtr hom pg r turn OFF. 1 St th usr prmission lvl to Instllr. S "To st th usr prmission lvl to Instllr" on pg St th ir purg mo: go to [A.7.3.1] > Instllr sttings > Commissioning > Air purg > Typ. 3 Slt Automti n prss. 4 Go to [A.7.3.4] > Instllr sttings > Commissioning > Air purg > Strt ir purg n prss to strt th ir purg funtion. Rsult: Air purging will strt n th following srn will shown. Air purg Flow rt Sp Ciruit 0.5 l/min Low SHC Stop Ajust Sroll Tu 01:18 Th utomti ir purg funtion stops utomtilly ftr 30 minuts, thn th instllr hs to rstrt th utomti ir purg funtion for th son tmprtur zon. This funtion will lso stop utomtilly ftr 30 minuts To intrrupt ir purg 1 Prss n prss to onfirm th intrruption of th ir purg funtion. Whn you rstrt th ir purg funtion, th othr zon will ir purg To prform tst run Th tst run only pplis to th itionl tmprtur zon. Prrquisit: Mk sur tht th lving wtr tmprtur hom pg, room tmprtur hom pg, n omsti hot wtr hom pg r turn OFF. 1 St th usr prmission lvl to Instllr. S "To st th usr prmission lvl to Instllr" on pg Go to [A.7.1]: > Instllr sttings > Commissioning > Tst run. 3 Slt tst n prss. Exmpl: Hting. 4 Slt OK n prss. Rsult: Th tst run strts. It stops utomtilly whn on (±30 min). To stop it mnully, prss, slt OK n prss. If 2 usr intrfs r prsnt, you n strt tst run from oth usr intrfs. Th usr intrf us to strt th tst run isplys sttus srn. Th othr usr intrf isplys "usy" srn. You nnot us th usr intrf s long s th "usy" srn is shown. If th instlltion of th unit hs n on orrtly, th unit will strt up uring tst oprtion. During th tst mo, th orrt oprtion of th unit n hk y monitoring lving wtr tmprtur (hting mo) n tnk tmprtur (omsti hot wtr mo). To monitor th tmprtur, go to [A.6] n slt th informtion you wnt to hk To prform n tutor tst run Purpos of th tutor tst run is to onfirm th oprtion of th iffrnt tutors (.g., whn you slt pump oprtion, tst run of th pump will strt). Prrquisit: Mk sur tht th lving wtr tmprtur hom pg, room tmprtur hom pg, n omsti hot wtr hom pg r turn OFF. 1 St th usr prmission lvl to Instllr. S "To st th usr prmission lvl to Instllr" on pg Mk sur th room tmprtur ontrol, th lving wtr tmprtur ontrol n th omsti hot wtr ontrol r turn OFF vi th usr intrf. 3 Go to [A.7.4]: > Instllr sttings > Commissioning > Atutor tst run. 4 Slt n tutor n prss. Exmpl: Pump. 5 Slt OK n prss. Rsult: Th tutor tst run strts. It utomtilly stops whn finish. To stop it mnully, prss, slt OK n prss. Possil tutor tst runs Bkup htr (stp 1) tst Pump tst (only th pump of th itionl tmprtur zon) Mk sur tht ll ir is purg for xuting th tst run. Also voi isturns in th wtr iruit uring th tst run. 2-wy vlv tst 3-wy vlv tst (3-wy vlv for swithing twn sp hting n tnk hting) Bottom plt htr tst Bivlnt signl tst Alrm output tst Instllr rfrn gui 64 Dikin Althrm Low tmprtur split

65 9 Commissioning Hting signl tst Quik ht-up tst Cirultion pump tst Unrfloor hting sr ryout This funtion is us for rying out th sr of n unrfloor hting systm vry slowly uring th onstrution of hous. It llows th instllr to progrm n xut this progrm. Mk sur tht th lving wtr tmprtur hom pg, room tmprtur hom pg, n omsti hot wtr hom pg r turn OFF. This funtion n xut without finishing th outoor instlltion. In this s, th kup htr will prform th sr ryout n supply th lving wtr without ht pump oprtion. Whn no outoor unit is instll yt, thn onnt th min powr supply l to th inoor unit vi X2M/30 n X2M/31. S "7.9.9 To onnt th min powr supply" on pg 36. If Emrgny is st to Mnul ([A.5.1.2]=0), n th unit is triggr to strt mrgny oprtion, th usr intrf will sk onfirmtion for strting. Th unrfloor hting sr ryout funtion is tiv vn if th usr os NOT onfirm mrgny oprtion. During unrfloor hting sr ryout, pump sp limittion [9 0D] is NOT pplil. Th instllr is rsponsil for: ontting th sr mnufturr for th initil hting instrutions to voi rking th sr, progrmming th unrfloor hting sr ryout shul oring to th ov instrution of th sr mnufturr, hking th propr funtioning of th stup on rgulr sis, slting th orrt progrm omplying with th typ of th us sr of th floor. To prform n unrfloor hting sr ryout, room frost prottion ns to isl ([2 06]=0). By fult, it is nl ([2 06]=1). Howvr, u to th "instllr-on-sit" mo (s "Chklist for ommissioning"), room frost prottion will utomtilly isl for 12 hours ftr th first powr-on. If th sr ryout still ns to prform ftr th first 12 hours of powr-on, mnully isl room frost prottion y stting [2 06] to "0", n KEEP it isl until th sr ryout hs finish. Ignoring this noti will rsult in rking of th sr. For th unrfloor hting sr ryout to l to strt, mk sur th following sttings r mt: [4 00]=1 [C 02]=0 [D 01]=0 [4 08]=0 [4 01] 1 Th instllr n progrm up to 20 stps. For h stp h ns to ntr: 1 th urtion in hours, up to 72 hours, 2 th sir lving wtr tmprtur. Exmpl: T 24h (1) 36h (2) 25 C (1) 35 C (2) A1 T Dsir lving wtr tmprtur (15~55 C) t Durtion (1~72 h) (1) Ation stp 1 (2) Ation stp 2 To progrm n unrfloor hting sr ryout shul 1 St th usr prmission lvl to Instllr. S "To st th usr prmission lvl to Instllr" on pg Go to [A.7.2]: > Instllr sttings > Commissioning > UFH sr ryout > St ryout shul. 3 Us th,,, n to progrm th shul. Us n to sroll through th shul. Us n to just th sltion. If tim is slt, you n st th urtion twn 1 n 72 hours. If tmprtur is slt, you n st th sir lving wtr tmprtur twn 15 C n 55 C. 4 To nw stp, slt " h" or " " on n mpty lin n prss. 5 To lt stp, st th urtion to " " y prssing. 6 Prss to sv th shul. It is importnt tht thr is no mpty stp in th progrm. Th shul will stop whn lnk stp is progrmm OR whn 20 onsutiv stps hv n xut. To prform n unrfloor hting sr ryout Prfrntil kwh rt powr supply nnot us in omintion with unrfloor hting sr ryout. Prrquisit: Mk sur thr is ONLY 1 usr intrf onnt to your systm to prform n unrfloor hting sr ryout. Prrquisit: Mk sur tht th lving wtr tmprtur hom pg, room tmprtur hom pg, n omsti hot wtr hom pg r turn OFF. 1 Go to [A.7.2]: > Instllr sttings > Commissioning > UFH sr ryout. 2 St ryout progrm. 3 Slt Strt ryout n prss. 4 Slt OK n prss. Rsult: Th unrfloor hting sr ryout strts n following srn will shown. It stops utomtilly whn on. To stop it mnully, prss, slt OK n prss. t Dikin Althrm Low tmprtur split Instllr rfrn gui 65

66 10 Hn-ovr to th usr Sr ryout Currnt stp Rmining Dsir LWT Stop h 25 C Tu 15:10 To rout th sttus of n unrfloor hting sr ryout 1 Prss. 2 Th urrnt stp of th progrm, th totl rmining tim, n th urrnt sir lving wtr tmprtur will isply. Thr is limit ss to th mnu strutur. Only th following mnus n ss: Informtion. Instllr sttings > Commissioning > UFH sr ryout. To intrrupt n unrfloor hting sr ryout Whn th progrm is stopp y n rror, n oprtion swith off, or powr filur, th U3 rror will isply on th usr intrf. To rsolv th rror os, s "12.4 Solving prolms s on rror os" on pg 70. To rst th U3 rror, your Usr prmission lvl ns to Instllr. 1 Go to th unrfloor hting sr ryout srn. 2 Prss. 3 Prss to intrrupt th progrm. 4 Slt OK n prss. Rsult: Th unrfloor hting sr ryout progrm is stopp. Whn th progrm is stopp u to n rror, n oprtion swithoff, or powr filur, you n r out th unrfloor hting sr ryout sttus. 5 Go to [A.7.2]: > Instllr sttings > Commissioning > UFH sr ryout > Dryout sttus > Stopp t n follow y th lst xut stp. 6 Moify n rstrt th xution of th progrm. 10 Hn-ovr to th usr On th tst run is finish n th unit oprts proprly, pls mk sur th following is lr for th usr: Fill in th instllr stting tl (in th oprtion mnul) with th tul sttings. Mk sur tht th usr hs th print oumnttion n sk him/hr to kp it for futur rfrn. Inform th usr tht h n fin th omplt oumnttion on th url s rlir sri in this mnul. Explin th usr how to proprly oprt th systm n wht to o in s of prolms. Show th usr wht to o in rltion to mintining th unit. Explin th usr out nrgy sving tips s sri in th oprtion mnul. 11 Mintnn n srvi Mintnn must on y n uthoris instllr or srvi gnt. W rommn to o mintnn t lst on yr. Howvr, pplil lgisltion might rquir shortr mintnn intrvls. In Europ, th grnhous gs missions of th totl rfrigrnt hrg in th systm (xprss s tonns CO 2 -quivlnt) is us to trmin th mintnn intrvls. Follow th pplil lgisltion. Formul to lult th grnhous gs missions: GWP vlu of th rfrigrnt Totl rfrigrnt hrg [in kg] / Ovrviw: Mintnn n srvi This hptr ontins informtion out: Th yrly mintnn of th outoor unit Th yrly mintnn of th inoor unit 11.2 Mintnn sfty prutions DANGER: RISK OF ELECTROCUTION DANGER: RISK OF BURNING : Risk of ltrostti ishrg Bfor prforming ny mintnn or srvi work, touh mtl prt of th unit in orr to limint stti ltriity n to prott th PCB Opning th inoor unit CAUTION Th front pnl is hvy. B rful NOT to jm your fingrs whn opning or losing th unit. You just n to rmov th front pnl of th unit to gin ss to most prts whih n mintnn. In rr ss, you my lso n to rmov th swith ox Chklist for yrly mintnn of th outoor unit Chk th following t lst on yr: Outoor unit ht xhngr. Th ht xhngr of th outoor unit n gt lok up u to ust, irt, lvs, t. It is rommn to ln th ht xhngr yrly. A lok ht xhngr n l to too low prssur or too high prssur ling to wors prformn Chklist for yrly mintnn of th inoor unit Chk th following t lst on yr: Wtr prssur Wtr filtrs Instllr rfrn gui 66 Dikin Althrm Low tmprtur split

67 11 Mintnn n srvi Wtr prssur rlif vlv Rlif vlv hos Prssur rlif vlv of th omsti hot wtr tnk Swith ox Dsling Chmil isinftion Ano Wtr prssur Chk whthr th wtr prssur is ov 1 r. If it is lowr, wtr. Wtr filtrs Cln th wtr filtrs. Hnl th wtr filtrs with r. Do NOT us xssiv for whn you rinsrt th wtr filtrs so s NOT to mg th wtr filtrs msh Wtr prssur rlif vlv 4 5 Opn th vlv n hk if it oprts orrtly. Th wtr my vry hot! Chkpoints r: Th wtr flow oming from th rlif vlv is high nough, no lokg of th vlv or in twn piping is suspt. Dirty wtr oming out of th rlif vlv: opn th vlv until th ishrg wtr os NOT ontin irt nymor flush th systm n instll n itionl wtr filtr ( mgnti ylon filtr is prfrl). To mk sur this wtr origints from th tnk, hk ftr tnk ht up yl. It is rommn to o this mintnn mor frquntly. Prssur rlif vlv hos Chk whthr th prssur rlif vlv hos is position ppropritly to rin th wtr. S "7.8.5 To onnt th prssur rlif vlv to th rin" on pg 32. Rlif vlv of th omsti hot wtr tnk (fil supply) Opn th vlv n hk th orrt oprtion. Wtr my vry hot! Chkpoints r: Th wtr flow oming from th rlif vlv is high nough, no lokg of th vlv or in twn piping is suspt. Dirty wtr oming out of th rlif vlv: opn th vlv until th ishrg wtr os not ontin irt nymor flush n ln th omplt tnk, inluing th piping twn th rlif vlv n ol wtr inlt. To mk sur this wtr origints from th tnk, hk ftr tnk ht up yl. It is rommn to o this mintnn mor frquntly. Swith ox Crry out thorough visul insption of th swith ox n look for ovious fts suh s loos onntions or ftiv wiring. Using n ohmmtr, hk if onttors K1M, K2M n K3M oprt orrtly. All ontts of ths onttors must in opn position whn th powr is turn OFF. Dsling WARNING If th intrnl wiring is mg, it hs to rpl y th mnufturr, its srvi gnt or similrly qulifi prsons. Dpning on wtr qulity n st tmprtur, sl n posit on th ht xhngr insi th omsti hot wtr tnk n n rstrit ht trnsfr. For this rson, sling of th ht xhngr my rquir t rtin intrvls. Chmil isinftion If th pplil lgisltion rquirs hmil isinftion in spifi situtions, involving th omsti hot wtr tnk, pls wr tht th omsti hot wtr tnk is stinlss stl ylinr ontining n luminium no. W rommn to us nonhlori s isinftnt pprov for us with wtr intn for humn onsumption. Ano Whn using mns for sling or hmil isinftion, it must nsur tht th wtr qulity rmins omplint with EU irtiv 98/83 EC. No mintnn or rplmnt rquir To rin th omsti hot wtr tnk Prrquisit: Swith OFF th powr supply. Prrquisit: Turn OFF th ol wtr supply. 1 Opn th front pnl. 2 Rmov th 2 srws, unhook n put th swith ox si. 2 3 Th rin hos is lot t th right si of th unit. Cut th ti wrps or tp n ring th flxil rin hos forwr. Dikin Althrm Low tmprtur split Instllr rfrn gui 67

68 12 Troulshooting 12.3 Solving prolms s on symptoms Symptom: Th unit is NOT hting s xpt Drin hos To rin th tnk, ll th hot wtr tpping points n to opn to llow ir to ntr th systm. 4 Opn th rin vlv. 12 Troulshooting 12.1 Ovrviw: Troulshooting This hptr sris wht you hv to o in s of prolms. It ontins informtion out: Solving prolms s on symptoms Solving prolms s on rror os Bfor troulshooting Crry out thorough visul insption of th unit n look for ovious fts suh s loos onntions or ftiv wiring Prutions whn troulshooting WARNING Whn rrying out n insption on th swith ox of th unit, lwys mk sur tht th unit is isonnt from th mins. Turn off th rsptiv iruit rkr. Whn sfty vi ws tivt, stop th unit n fin out why th sfty vi ws tivt for rstting it. NEVER rig sfty vis or hng thir vlus to vlu othr thn th ftory fult stting. If you r unl to fin th us of th prolm, ll your lr. DANGER: RISK OF ELECTROCUTION WARNING Prvnt hzr u to th invrtnt rstting of th thrml ut-out: this pplin must NOT suppli through n xtrnl swithing vi, suh s timr, or onnt to iruit tht is rgulrly turn ON n OFF y th utility. DANGER: RISK OF BURNING Possil uss Th tmprtur stting is NOT orrt Th wtr flow is too low Th wtr volum in th instlltion is too low Corrtiv tion Chk th tmprtur stting on th rmot ontrollr. Rfr to th oprtion mnul. Chk n mk sur tht: All shut-off vlvs of th wtr iruit r ompltly opn. Th wtr filtrs r ln. Cln if nssry. Thr is no ir in th systm. Purg ir if nssry. You n purg ir mnully (s "To prform mnul ir purg" on pg 63) or us th utomti ir purg funtion (s "To prform n utomti ir purg" on pg 64). Th wtr prssur is >1 r. Th xpnsion vssl is NOT rokn. Th rsistn in th wtr iruit is NOT too high for th pump (s "14.9 ESP urv" on pg 119). If th prolm prsists ftr you hv onut ll of th ov hks, ontt your lr. In som ss, it is norml tht th unit is to us low wtr flow. Mk sur tht th wtr volum in th instlltion is ov th minimum rquir vlu (s "6.4.3 To hk th wtr volum n flow rt" on pg 19) Symptom: Th omprssor os NOT strt (sp hting or omsti wtr hting) Possil uss Th unit must strt up out of its oprtion rng (th wtr tmprtur is too low) Corrtiv tion If th wtr tmprtur is too low, th unit uss th kup htr to rh th minimum wtr tmprtur first (15 C). Chk n mk sur tht: Th powr supply to th kup htr is orrtly wir. Th kup htr thrml prottor is NOT tivt. Th kup htr onttor is NOT rokn. If th prolm prsists ftr you hv onut ll of th ov hks, ontt your lr. Instllr rfrn gui 68 Dikin Althrm Low tmprtur split

69 12 Troulshooting Possil uss Th prfrntil kwh rt powr supply sttings n ltril onntions o NOT mth Th prfrntil kwh rt signl ws snt y th ltriity ompny Corrtiv tion This shoul mth with th onntions s xplin in "6.5 Prpring ltril wiring" on pg 20 n "7.9.9 To onnt th min powr supply" on pg 36. Wit for th powr to rturn (2 hours mx.) Symptom: Th pump is mking nois (vittion) Possil uss Thr is ir in th systm Th wtr prssur t th pump inlt is too low Corrtiv tion Purg ir mnully on oth zons (s "To prform mnul ir purg" on pg 63) or us th utomti ir purg funtion on oth zons (s "To prform n utomti ir purg" on pg 64). Chk n mk sur tht: Th wtr prssur is >1 r. Th mnomtr is not rokn. Th xpnsion vssl is NOT rokn. Th pr-prssur stting of th xpnsion vssl is orrt (s "6.4.4 Chnging th prprssur of th xpnsion vssl" on pg 20) Symptom: Th prssur rlif vlv opns Possil uss Th xpnsion vssl is rokn Th wtr volum in th instlltion is too high Corrtiv tion Rpl th xpnsion vssl. Mk sur tht th wtr volum in th instlltion is low th mximum llow vlu (s "6.4.3 To hk th wtr volum n flow rt" on pg 19 n "6.4.4 Chnging th pr-prssur of th xpnsion vssl" on pg 20). Th wtr iruit h is too high Th wtr iruit h is th iffrn in hight twn th inoor unit n th highst point of th wtr iruit. If th inoor unit is lot t th highst point of th instlltion, th instlltion hight is onsir 0 m. Th mximum wtr iruit h is 10 m. Chk th instlltion rquirmnts Symptom: Th wtr prssur rlif vlv lks Possil uss Dirt is loking th wtr prssur rlif vlv outlt Corrtiv tion Chk whthr th prssur rlif vlv works orrtly y turning th r kno on th vlv ountrlokwis: If you o NOT hr lking soun, ontt your lr. If th wtr kps running out of th unit, los oth th wtr inlt n outlt shut-off vlvs first n thn ontt your lr Symptom: Th sp is NOT suffiintly ht t low outoor tmprturs Possil uss Th kup htr oprtion is not tivt Th kup htr quilirium tmprtur hs not n onfigur orrtly Corrtiv tion Chk n mk sur tht: Th kup htr oprtion mo is nl. Go to: [A.5.1.1] > Instllr sttings > Ht sours > Bkup htr > Oprtion mo [4 00] Th thrml prottor of th kup htr hs not n tivt. If it hs, hk: Th wtr prssur Whthr thr is ir in th systm Th ir purg oprtion Prss th rst utton in th swith ox. S "14.4 Componnts" on pg 81 for th lotion of th rst utton. Inrs th "quilirium tmprtur" to tivt th kup htr oprtion t highr outoor tmprtur. Go to: [A.5.1.4] > Instllr sttings > Ht sours > Bkup htr > Equilirium tmp. OR [A.8] > Instllr sttings > Ovrviw sttings [5 01] Dikin Althrm Low tmprtur split Instllr rfrn gui 69

70 12 Troulshooting Possil uss Too muh ht pump pity is us for hting omsti hot wtr Corrtiv tion Chk n mk sur tht th sp hting priority sttings hv n onfigur ppropritly: Mk sur tht th "sp hting priority sttus" hs n nl. Go to [A.8] > Instllr sttings > Ovrviw sttings [5 02] Inrs th "sp hting priority tmprtur" to tivt kup htr oprtion t highr outoor tmprtur. Go to [A.8] > Instllr sttings > Ovrviw sttings [5 03] Symptom: Th prssur t th tpping point is tmporrily unusul high Possil uss Filing or lok prssur rlif vlv. Corrtiv tion Flush n ln th omplt tnk inluing th piping twn prssur rlif vlv n th ol wtr inlt. Rpl th prssur rlif vlv Symptom: Dortion pnls r push wy u to swolln tnk Possil uss Filing or lok prssur rlif vlv. Corrtiv tion Contt your lol lr Symptom: Tnk isinftion funtion is NOT omplt orrtly (AH-rror) Possil uss Corrtiv tion Th isinftion funtion ws Progrm th strt-up of th intrrupt y omsti hot wtr isinftion funtion whn th tpping oming 4 hours NO omsti hot wtr tpping is xpt. Lrg omsti hot wtr tpping hppn rntly for th progrmm strt-up of th isinftion funtion Whn th Domsti hot wtr > Typ > Rht or Rht + sh. is slt, it is rommn to progrm th strt-up th isinftion funtion t lst 4 hours ltr thn th lst xpt lrg hot wtr tpping. This strt-up n st y instllr sttings (isinftion funtion). Whn th Domsti hot wtr > Typ > Shul only is slt, it is rommn to progrm Storg o 3 hours for th shul strt-up of th isinftion funtion to prht th tnk. Possil uss Th isinftion oprtion ws stopp mnully: with th usr intrf isplying th DHW hom pg n its usr prmission lvl st to Instllr, th utton ws prss uring isinftion oprtion. Corrtiv tion Do NOT prss th utton whil th isinftion funtion is tiv Solving prolms s on rror os Whn prolm hppns, n rror o pprs on th usr intrf. It is importnt to unrstn th prolm n to tk ountrmsur for rstting th rror o. This shoul on y lins instllr or y your lol lr. This hptr givs you n ovrviw of ll rror os n th ontnt of th rror o s it pprs on th usr intrf. For mor til troulshooting guilin for h rror, pls s th srvi mnul Error os: Ovrviw Error os of th inoor unit Error o Dtil rror o Dsription A1 00 Zro ross ttion prolm. Powr rst rquir. Pls ontt your lr. AA 01 Bkup htr ovrht. Powr rst rquir. Pls ontt your lr. UA 00 Inoor unit, outoor unit mthing prolm. Powr rst rquir. 7H 01 Wtr flow prolm. Auto rstrt. 7H 04 Wtr flow prolm uring omsti hot wtr proution. Mnul rst. Chk th omsti hot wtr iruit. 7H 05 Wtr flow prolm uring hting/smpling. Mnul rst. Chk th sp hting iruit. 7H 06 Wtr flow prolm uring frost. Mnul rst. Chk th plt ht xhngr Mix wtr thrmistor normlity. Auto rst. 1 (1) On th hom srn of your usr intr intrf, th following informtion will isply: Bi-zon kit normlity ttion Rfr to i-zon kit mnul Instllr rfrn gui 70 Dikin Althrm Low tmprtur split

71 12 Troulshooting Error o Dtil rror o Dsription Ht xhngr frozn. Error o Dtil rror o Dsription Ht xhngr frozn. 8H 00 Anorml inrs outlt wtr tmprtur. A1 01 EEPROM ring rror. 8H 01 Ovrhting mix wtr iruit. Auto rst. 1 8H 02 Ovrhting mix wtr iruit (thrmostt). Auto rst. 1 8F 00 Anorml inrs outlt wtr tmprtur (DHW). C0 00 Flow snsor mlfuntion. Mnul rst. U3 00 Unr floor hting sr ryout funtion not omplt orrtly Lving wtr tmprtur snsor prolm. Pls ontt your lr. C4 00 Ht xhngr tmprtur snsor prolm. Pls ontt your lr Rturning wtr tmprtur snsor prolm. Pls ontt your lr. U5 00 Usr intrf ommunition prolm. U4 00 Inoor/outoor unit ommunition prolm. EC 00 Anorml inrs tnk tmprtur. HC 00 Tnk tmprtur snsor prolm. Pls ontt your lr. CJ 02 Room tmprtur snsor prolm. Pls ontt your lr. H1 00 Extrnl tmprtur snsor prolm. Pls ontt your lr. AH 00 Tnk isinftion funtion not omplt orrtly Ht xhngr frozn. AJ 03 Too long DHW ht-up tim rquir. UA 16 Extnsion/hyro ommunition prolm. UA 17 Tnk typ prolm UA 21 Extnsion/hyro mismth prolm. In s of rror o AH n no intrruption of th isinftion funtion ourr u to omsti hot wtr tpping, following tions r rommn: Whn th Domsti hot wtr > Typ > Rht or Rht + sh. is slt, it is rommn to progrm th strt-up of th isinftion funtion t lst 4 hours ltr thn th lst xpt lrg hot wtr tpping. This strt-up n st y instllr sttings (isinftion funtion). Whn th Domsti hot wtr > Typ > Shul only is slt, it is rommn to progrm Storg o 3 hours for th shul strt-up of th isinftion funtion to prht th tnk. Whn th minimum wtr flow is lowr thn sri in th tl low, th unit will tmporrily stop oprtion n th usr intrf will isply rror 7H 01. Aftr som tim, this rror will rst utomtilly n th unit will rsum oprtion. Minimum rquir flow uring ht pump oprtion 04 mols 6 l/min 08 mols 6 l/min 16 mols 10 l/min (1) On th hom srn of your usr intr intrf, th following informtion will isply: Bi-zon kit normlity ttion Rfr to i-zon kit mnul Dikin Althrm Low tmprtur split Instllr rfrn gui 71

72 13 Disposl Minimum rquir flow uring frost oprtion mols 12 l/min 16 mols 15 l/min Minimum rquir flow uring kup htr oprtion All mols 12 l/min If th 7H rror prsists, th unit will stop oprtion n th usr intrf will isply n rror o tht ns to rst mnully. Dpning on th prolm, this rror o is iffrnt: Error o Dtil rror o Dsription 7H 04 Th wtr flow prolms minly ourr uring omsti hot wtr oprtion. Chk th omsti hot wtr iruit. 7H 05 Th wtr flow prolms minly ourr uring sp hting oprtion. Chk th sp hting iruit. 7H 06 Th wtr flow prolms minly ourr uring frost oprtion. Chk th sp hting iruit. Aitionlly, this rror o might n inition of frost mg to th plt ht xhngr. In tht s, ontt your lol lr. Error AJ-03 is rst utomtilly from th momnt thr is norml tnk ht-up. If th unit tts flow whn th pump is not running, n xtrnl vi might using flow, or thr might somthing wrong with th flow msuring vis (flow snsor). If th flow snsor tts flow whn th pump is not running, th unit will stop oprtion n th usr intrf will isply rror C0 00. For th unit to rsum oprtion, this rror ns to rst mnully. Exmpl: To prott th nvironmnt, pump own whn rloting th unit or whn isposing of th unit. Th outoor unit is quipp with low prssur swith or low prssur snsor to prott th omprssor y turning it OFF. NEVER short-iruit th low prssur swith uring pump own oprtion. Bfor pumping own Bfor you pump own, mk sur th wtr tmprtur (xmpl: y prforming hting oprtion) n wtr volum (xmpl: y opning ll ht mittrs) r suffiintly high. Pump own is on in ooling mo To pump own 1 Turn ON th min powr supply swith. 2 Mk sur th liqui stop vlv n th gs stop vlv r opn. 3 Prss th pump own utton (BS4) for t lst 8 sons. BS4 is lot on th PCB in th outoor unit (s wiring igrm). Rsult: Th omprssor n outoor unit fn strt utomtilly. 4 On oprtion stops (ftr 3~5 minuts), los th liqui stop vlv n th gs stop vlv. Rsult: Th pump own oprtion is finish. Th usr intrf my isply " " n th inoor pump my ontinu oprting. This is NOT mlfuntion. Evn if you prss th ON utton on th usr intrf, th unit will NOT strt. To rstrt th unit, turn OFF th min powr supply swith n turn it ON gin. 5 Turn OFF th min powr supply swith. Mk sur to ropn oth stop vlvs for rstrting th unit. 13 Disposl 13.1 Ovrviw: Disposl Typil workflow Disposing of th systm typilly onsists of th following stgs: 1 Pumping own th systm. 2 Dismntling th systm oring to th pplil lgisltion. 3 Trting th rfrigrnt, oil n othr prts oring to th pplil lgisltion. For mor tils, s th srvi mnul Aout pump own Th unit is quipp with n utomti pump own funtion, with whih you n ollt ll rfrigrnt from th systm into th outoor unit. Instllr rfrn gui 72 Dikin Althrm Low tmprtur split

73 14 Thnil t 14 Thnil t Ltst informtion n foun in th thnil nginring t Ovrviw: Thnil t This hptr ontins informtion out: Dimnsions n srvi sp Cntr of grvity Componnts Piping igrm Wiring igrm Thnil spifitions Oprtion rng ESP urv 14.2 Dimnsions n srvi sp Dimnsions: Outoor unit ERHQ_V3 (imnsions in mm) (345 ~ 355) 30 i g g f f g f h f g h i TW B Gs pip onntion (Ø15.9 flr onntion) Liqui pip onntion (Ø9.5 flr onntion) Intrnl srvi port 5/16" Eltroni onntion n rthing trminl M5 (in th swith ox) Rfrigrnt piping intk Powr supply wiring intk (knokout hol Ø34) Control wiring intk (knokout hol Ø27) Drin hol Anhor point (olt 4 M12) Dikin Althrm Low tmprtur split Instllr rfrn gui 73

74 14 Thnil t ERHQ_W1 (imnsions in mm) i (345 ~ 355) g f f g f h g f g h i 191 3TW Gs pip onntion (Ø15.9 flr onntion) Liqui pip onntion (Ø9.5 flr onntion) Intrnl srvi port 5/16" Eltroni onntion n rthing trminl M5 (in th swith ox) Rfrigrnt piping intk Powr supply wiring intk (knokout hol Ø34) Control wiring intk (knokout hol Ø27) Drin hol Anhor point (olt 4 M12) Instllr rfrn gui Dikin Althrm Low tmprtur split

75 14 Thnil t ERLQ_V3 (imnsions in mm) i (345 ~ 355) g f f g h f g f g h i TW Gs pip onntion (Ø15.9 flr onntion) Liqui pip onntion (Ø9.5 flr onntion) Intrnl srvi port 5/16" Eltroni onntion n rthing trminl M5 (in th swith ox) Rfrigrnt piping intk Powr supply wiring intk (knokout hol Ø34) Control wiring intk (knokout hol Ø27) Drin hol Anhor point (olt 4 M12) Dikin Althrm Low tmprtur split Instllr rfrn gui 75

76 14 Thnil t ERLQ_W1 (imnsions in mm) i (345 ~ 355) g f f g f h g f g h i TW Gs pip onntion (Ø15.9 flr onntion) Liqui pip onntion (Ø9.5 flr onntion) Intrnl srvi port 5/16" Eltroni onntion n rthing trminl M5 (in th swith ox) Rfrigrnt piping intk Powr supply wiring intk (knokout hol Ø34) Control wiring intk (knokout hol Ø27) Drin hol Anhor point (olt 4 M12) Instllr rfrn gui Dikin Althrm Low tmprtur split

77 14 Thnil t Srvi sp: Outoor unit Singl unit ( ) Singl row of units ( ) ERHQ C H U D E B B H B A~E (mm) H B H D H U B D B 100 A, B, C B, E A, B, C, E D 500 D, E B, D B, D, E H B <H D H B ½H U ½H U <H B H U D H D A H B >H U H B >H D H D ½H U ½H U <H D H U H D >H U C D H U B E >300 D H D >300 B A H B A, B, C A, B, C, E D 1000 D, E B, D H B <H D H B >H D H D ½H U ½H U <H D H U B, D, E H B <H D H B ½H U ½H U <H B H U H B >H U H B >H D H D ½H U ½H U <H D H U H D >H U A,B,C,D E,,,, B D H U H B,H D Ostls (wlls/ffl plts) Ostl (roof) Minimum srvi sp twn th unit n ostls A, B, C, D n E Mximum istn twn th unit n th g of ostl E, in th irtion of ostl B Mximum istn twn th unit n th g of ostl E, in th irtion of ostl D Hight of th unit Hight of ostls B n D 1 Sl th ottom of th instlltion frm to prvnt ishrg ir from flowing k to th sution si through th ottom of th unit. 2 Mximum two units n instll. Not llow Dikin Althrm Low tmprtur split Instllr rfrn gui 77

78 14 Thnil t ERLQ C H U D E B B H B A~E (mm) H B H D H U B D B 200 A, B, C B, E A, B, C, E D 500 D, E B, D B, D, E H B <H D H B ½H U ½H U <H B H U D H D A H B >H U H B >H D H D ½H U ½H U <H D H U H D >H U A,B,C,D E,,,, B D H U H B,H D Ostls (wlls/ffl plts) Ostl (roof) Minimum srvi sp twn th unit n ostls A, B, C, D n E Mximum istn twn th unit n th g of ostl E, in th irtion of ostl B Mximum istn twn th unit n th g of ostl E, in th irtion of ostl D Hight of th unit Hight of ostls B n D 1 Rommn to prvnt xposur to win n snow. Not llow Multipl rows of units ( ) ERHQ H B H B H U H B ½H U ½H U <H B H U H B >H U (mm) ERLQ H U Instllr rfrn gui 78 Dikin Althrm Low tmprtur split

79 14 Thnil t Dimnsions n srvi sp: Inoor unit A A Dimnsions: Inoor unit R210 3D A <10 mm <10 mm <300 mm Srvi sp: Inoor unit <500 mm 3D Dikin Althrm Low tmprtur split Instllr rfrn gui 79

80 14 Thnil t 14.3 Cntr of grvity Cntr of grvity: Outoor unit ERHQ_V3 ERHQ_W1 + ERLQ_W ERLQ_V3 4TW A TW TW Instllr rfrn gui 80 Dikin Althrm Low tmprtur split

81 14 Thnil t 14.4 Componnts Componnts: Outoor unit ERHQ_W1 ERHQ_V3 M2F M1F L1R M2F M1F Y1S S1NPH X1M S1PH Y1S Y1E M1C S1NPH S1PH Y3S Y1E M1C A1P~A4P C4 HAP L1R M1C M1F M2F S1NPH S1PH X1M Y1E Y1S Ht xhngr (t th k) Intrnl srvi port Aumultor Stop vlv with srvi port (gs) Stop vlv with srvi port (liqui) PCBs Cpitor Light mitting io (srvi monitor grn) Rtor oil Motor (omprssor) Motor (uppr fn) Motor (lowr fn) Prssur snsor High prssur swith Trminl (ommunition n powr supply) Eltroni xpnsion vlv Solnoi vlv (4 wy vlv) Dikin Althrm Low tmprtur split A1P~A3P HAP L1R~L4R M1C M1F M2F S1NPH S1PH X1M Y1E Y1S Y3S Ht xhngr (t th k) Intrnl srvi port Aumultor Stop vlv with srvi port (gs) Stop vlv with srvi port (liqui) PCBs Light mitting io (srvi monitor grn) Rtor oils Motor (omprssor) Motor (uppr fn) Motor (lowr fn) Prssur snsor High prssur swith Trminl (ommunition n powr supply) Eltroni xpnsion vlv Solnoi vlv (4 wy vlv) Solnoi vlv (injtion) Instllr rfrn gui 81

82 14 Thnil t ERLQ_W1 ERLQ_V3 M2F M1F L1R M2F M1F Y1S S1NPH Y3E S1PH X1M Y1S Y1E Y3S S1NPH S1PH M1C Y3E Y1E Y3S M1C A1P~A4P C4 HAP L1R M1C M1F M2F S1NPH S1PH X1M Y1E Y3E Y1S Y3S Ht xhngr (t th k) Intrnl srvi port Aumultor Stop vlv with srvi port (gs) Stop vlv with srvi port (liqui) PCBs Cpitor Light mitting io (srvi monitor grn) Rtor oil Motor (omprssor) Motor (uppr fn) Motor (lowr fn) Prssur snsor High prssur swith Trminl (ommunition n powr supply) Eltroni xpnsion vlv (min) Eltroni xpnsion vlv (injtion) Solnoi vlv (4 wy vlv) Solnoi vlv (hot gs pss) Ht xhngr (t th k) Intrnl srvi port Aumultor Stop vlv with srvi port (gs) Stop vlv with srvi port (liqui) PCBs Light mitting io (srvi monitor grn) Rtor oils Motor (omprssor) Motor (uppr fn) Motor (lowr fn) Prssur snsor High prssur swith Trminl (ommunition n powr supply) Eltroni xpnsion vlv (min) Eltroni xpnsion vlv (injtion) Solnoi vlv (4 wy vlv) Solnoi vlv (hot gs pss) Componnts: Inoor unit Instllr rfrn gui 82 A1P~A3P HAP L1R~L4R M1C M1F M2F S1NPH S1PH X1M Y1E Y3E Y1S Y3S Dikin Althrm Low tmprtur split