Installer and user reference guide

Transcription

1 Instllr n usr rrn gui VRV IV systm ir onitionr RXMLQ8T7Y1B* RXYLQ10T7Y1B* RXYLQ12T7Y1B* RXYLQ14T7Y1B* Instllr n usr rrn gui VRV IV systm ir onitionr English

2 Tl o ontnts Tl o ontnts 1 Gnrl sty prutions out th oumnttion Mning o wrnings n symols For th usr For th instllr Gnrl Instlltion sit Rrigrnt Brin Wtr Eltril out th oumnttion out this oumnt... 7 For th instllr 7 3 out th ox Ovrviw: out th ox To unpk th outoor unit To rmov th ssoris rom th outoor unit ssory pips: Dimtrs To rmov th trnsporttion sty out th units n options Ovrviw: out th units n options Intiition ll: Outoor unit out th outoor unit Systm lyout Comining units n options out omining units n options Possil omintions o inoor units Possil omintions o outoor units Possil options or th outoor unit Prprtion Ovrviw: Prprtion Prpring th instlltion sit Instlltion sit rquirmnts o th outoor unit itionl instlltion sit rquirmnts o th outoor unit in ol limts Suring sty ginst rrigrnt lks Prpring rrigrnt piping Rrigrnt piping rquirmnts To slt th piping siz To slt rrigrnt rnh kits out th piping lngth Piping lngth: VRV DX only Piping lngth: VRV DX n Hyroox Piping lngth: VRV DX n R DX Multipl outoor units: Possil lyouts Prpring ltril wiring out prpring ltril wiring out ltril omplin Sty vi rquirmnts Instlltion Ovrviw: Instlltion Opning th units To opn th outoor unit To opn th ltril omponnt ox o th outoor unit Mounting th outoor unit To provi th instlltion strutur Connting th rrigrnt piping Instllr n usr rrn gui Prutions whn onnting th rrigrnt piping out onnting th rrigrnt piping To rout th rrigrnt piping To onnt th rrigrnt piping to th outoor unit To onnt th multi onntion piping kit Multipl outoor units: Knokout hols To onnt th rrigrnt rnhing kit To prott ginst ontmintion To rz th pip n Using th stop vlv n srvi port To rmov th pinh pips Chking th rrigrnt piping out hking th rrigrnt piping Chking rrigrnt piping: Gnrl guilins Chking rrigrnt piping: Stup To prorm lk tst To prorm vuum rying To insult th rrigrnt piping Chrging rrigrnt Prutions whn hrging rrigrnt out hrging rrigrnt To trmin th itionl rrigrnt mount To hrg rrigrnt: Flow hrt To hrg rrigrnt Stp 6: To mnully hrg rrigrnt Chks tr hrging rrigrnt To ix th luorint grnhous gss ll Connting th ltril wiring Prutions whn onnting th ltril wiring Fil wiring: Ovrviw out th ltril wiring Guilins whn knoking out knokout hols To rout n ix th trnsmission wiring To onnt th trnsmission wiring To inish th trnsmission wiring To rout n ix th powr supply To onnt th powr supply Conigurtion Ovrviw: Conigurtion Mking il sttings out mking il sttings Fil stting omponnts To ss th il stting omponnts To ss mo 1 or To us mo To us mo Mo 1: Monitoring sttings Mo 2: Fil sttings To onnt th PC onigurtor to th outoor unit Enrgy sving n optimum oprtion vill min oprtion mthos vill omort sttings Exmpl: utomti mo uring ooling Exmpl: utomti mo uring hting Commissioning Ovrviw: Commissioning Prutions whn ommissioning Chklist or ommissioning out th tst run To prorm tst run Corrting tr norml ompltion o th tst run Oprting th unit Hn-ovr to th usr Mintnn n srvi Ovrviw: Mintnn n srvi Mintnn sty prutions To prvnt ltril hzrs VRV IV systm ir onitionr

3 1 Gnrl sty prutions 10.3 out srvi mo oprtion To us vuum mo To rovr rrigrnt Troulshooting Ovrviw: Troulshooting Solving prolms s on rror os Error os: Ovrviw Disposl Thnil t Ovrviw: Thnil t Srvi sp: Outoor unit Piping igrm: Outoor unit Wiring igrm: Outoor unit For th usr out th systm Systm lyout Usr intr Bor oprtion Oprtion Oprtion rng Oprting th systm out oprting th systm out ooling, hting, n only, n utomti oprtion out th hting oprtion To oprt th systm (WITHOUT ool/ht hngovr rmot ontrol swith) To oprt th systm (WITH ool/ht hngovr rmot ontrol swith) Using th ry progrm out th ry progrm To us th ry progrm (WITHOUT ool/ht hngovr rmot ontrol swith) To us th ry progrm (WITH ool/ht hngovr rmot ontrol swith) justing th ir low irtion out th ir low lp Stting th mstr usr intr out stting th mstr usr intr To signt th mstr usr intr (VRV DX n Hyroox) To signt th mstr usr intr (VRV DX n R DX) out ontrol systms Enrgy sving n optimum oprtion vill min oprtion mthos vill omort sttings Mintnn n srvi Mintnn tr long stop prio Mintnn or long stop prio out th rrigrnt tr-sls srvi n wrrnty Wrrnty prio Rommn mintnn n insption Rommn mintnn n insption yls Shortn mintnn n rplmnt yls Troulshooting Error os: Ovrviw Symptoms tht r NOT systm mluntions Symptom: Th systm os not oprt Symptom: Cool/Ht nnot hng ovr Symptom: Fn oprtion is possil, ut ooling n hting o not work Symptom: Th n sp os not orrspon to th stting Symptom: Th n irtion os not orrspon to th stting Symptom: Whit mist oms out o unit (Inoor unit, outoor unit) Symptom: Th usr intr isply rs "U4" or "U5" n stops, ut thn rstrts tr w minuts Symptom: Nois o ir onitionrs (Inoor unit) Symptom: Nois o ir onitionrs (Inoor unit, outoor unit) Symptom: Nois o ir onitionrs (Outoor unit) Symptom: Dust oms out o th unit Symptom: Th units n giv o oours Symptom: Th outoor unit n os not spin Symptom: Th isply shows "88" Symptom: Th omprssor in th outoor unit os not stop tr short hting oprtion Symptom: Th insi o n outoor unit is wrm vn whn th unit hs stopp Symptom: Hot ir n lt whn th inoor unit is stopp Rlotion Disposl Glossry 60 1 Gnrl sty prutions 1.1 out th oumnttion Th originl oumnttion is writtn in English. ll othr lngugs r trnsltions. Th prutions sri in this oumnt ovr vry importnt topis, ollow thm rully. Th instlltion o th systm, n ll tivitis sri in th instlltion mnul n th instllr rrn gui MUST prorm y n uthoris instllr Mning o wrnings n symols DNGER Inits sitution tht rsults in th or srious injury. DNGER: RISK OF ELECTROCUTION Inits sitution tht oul rsult in ltroution. DNGER: RISK OF BURNING Inits sitution tht oul rsult in urning us o xtrm hot or ol tmprturs. DNGER: RISK OF EXPLOSION Inits sitution tht oul rsult in xplosion. Inits sitution tht oul rsult in th or srious injury. : FLMMBLE MTERIL CUTION Inits sitution tht oul rsult in minor or mort injury. VRV IV systm ir onitionr Instllr n usr rrn gui 3

4 1 Gnrl sty prutions Inits sitution tht oul rsult in quipmnt or proprty mg. INFORMTION Inits usul tips or itionl inormtion. Symol 1.2 For th usr Explntion Bor instlltion, r th instlltion n oprtion mnul, n th wiring instrution sht. Bor prorming mintnn n srvi tsks, r th srvi mnul. For mor inormtion, s th instllr n usr rrn gui. I you r NOT sur how to oprt th unit, ontt your instllr. This pplin n us y hilrn g rom 8 yrs n ov n prsons with ru physil, snsory or mntl pilitis or lk o xprin n knowlg i thy hv n givn suprvision or instrution onrning us o th pplin in s wy n unrstn th hzrs involv. Chilrn shll NOT ply with th pplin. Clning n usr mintnn shll NOT m y hilrn without suprvision. To prvnt ltri shoks or ir: Do NOT rins th unit. Do NOT oprt th unit with wt hns. Do NOT pl ny ojts ontining wtr on th unit. Do NOT pl ny ojts or quipmnt on top o th unit. Do NOT sit, lim or stn on th unit. Units r mrk with th ollowing symol: This mns tht ltril n ltroni prouts my NOT mix with unsort houshol wst. Do NOT try to ismntl th systm yoursl: th ismntling o th systm, trtmnt o th rrigrnt, o oil n o othr prts must on y n uthoriz instllr n must omply with pplil lgisltion. Units must trt t spiliz trtmnt ility or rus, ryling n rovry. By nsuring this prout is ispos o orrtly, you will hlp to prvnt potntil ngtiv onsquns or th nvironmnt n humn hlth. For mor inormtion, ontt your instllr or lol uthority. Bttris r mrk with th ollowing symol: This mns tht th ttris my NOT mix with unsort houshol wst. I hmil symol is print nth th symol, this hmil symol mns tht th ttry ontins hvy mtl ov rtin onntrtion. Possil hmil symols r: P: l (>0.004%). Wst ttris must trt t spiliz trtmnt ility or rus. By nsuring wst ttris r ispos o orrtly, you will hlp to prvnt potntil ngtiv onsquns or th nvironmnt n humn hlth. 1.3 For th instllr Gnrl I you r NOT sur how to instll or oprt th unit, ontt your lr. Impropr instlltion or tthmnt o quipmnt or ssoris oul rsult in ltri shok, short-iruit, lks, ir or othr mg to th quipmnt. Only us ssoris, optionl quipmnt n spr prts m or pprov y Dikin. Mk sur instlltion, tsting n ppli mtrils omply with pplil lgisltion (on top o th instrutions sri in th Dikin oumnttion). CUTION Wr qut prsonl prottiv quipmnt (prottiv glovs, sty glsss, ) whn instlling, mintining or srviing th systm. Tr prt n throw wy plsti pkging gs so tht nooy, spilly hilrn, n ply with thm. Possil risk: suotion. DNGER: RISK OF BURNING Do NOT touh th rrigrnt piping, wtr piping or intrnl prts uring n immitly tr oprtion. It oul too hot or too ol. Giv it tim to rturn to norml tmprtur. I you must touh it, wr prottiv glovs. Do NOT touh ny intl lking rrigrnt. 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 mluntions, smok or ir. CUTION Do NOT touh th ir inlt or luminium ins o th unit. Do NOT pl ny ojts or quipmnt on top o 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: inormtion on mintnn, rpir work, rsults o tsts, stn-y prios, lso, t lst, ollowing inormtion MUST provi t n ssil pl t th prout: Instrutions or shutting own th systm in s o n mrgny Nm n rss o ir prtmnt, poli n hospitl Nm, rss n y n night tlphon numrs or otining srvi In Europ, EN378 provis th nssry guin or this logook. Instllr n usr rrn gui 4 VRV IV systm ir onitionr

5 1 Gnrl sty prutions Instlltion sit Provi suiint sp roun th unit or 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 ollowing pls: In potntilly xplosiv tmosphrs. In pls whr thr is mhinry tht mits ltromgnti wvs. Eltromgnti wvs my istur th ontrol systm, n us mluntion o th quipmnt. In pls whr thr is risk o ir u to th lkg o lmml gss (xmpl: thinnr or gsolin), ron ir, ignitl ust. In pls whr orrosiv gs (xmpl: sulphurous i gs) is prou. Corrosion o oppr pips or solr prts my us th rrigrnt to lk Rrigrnt I pplil. S th instlltion mnul or instllr rrn gui o your pplition or mor inormtion. Mk sur rrigrnt piping instlltion omplis with pplil lgisltion. In Europ, EN378 is th pplil stnr. Mk sur th il piping n onntions r NOT sujt to strss. LWYS rovr th rrigrnt. Do NOT rls thm irtly into th nvironmnt. Us vuum pump to vut th instlltion. tr ll th piping hs n onnt, mk sur thr is no gs lk. Us nitrogn to prorm gs lk ttion. To voi omprssor rkown, o NOT hrg mor thn th spii mount o rrigrnt. Whn th rrigrnt systm is to opn, rrigrnt MUST trt oring to th pplil lgisltion. Mk sur thr is no oxygn in th systm. Rrigrnt my only hrg tr prorming th lk tst n th vuum rying. In s r-hrg is rquir, rr to th nmplt o th unit. It stts th typ o rrigrnt n nssry mount. Th unit is tory hrg with rrigrnt n pning on pip sizs n pip lngths som systms rquir itionl hrging o rrigrnt. Only us tools xlusivly or th rrigrnt typ us in th systm, this to nsur prssur rsistn n prvnt orign mtrils rom ntring into th systm. Chrg th liqui rrigrnt s ollows: I siphon tu is prsnt (i.., th ylinr is mrk with "Liqui illing siphon tth") Thn Chrg with th ylinr upright. During tsts, NEVER prssuriz th prout with prssur highr thn th mximum llowl prssur (s init on th nmplt o th unit). siphon tu is NOT prsnt Chrg with th ylinr upsi own. Tk suiint prutions in s o rrigrnt lkg. I rrigrnt gs lks, vntilt th r immitly. Possil risks: Exssiv rrigrnt onntrtions in los room n l to oxygn iiny. Toxi gs my prou i rrigrnt gs oms into ontt with ir. DNGER: RISK OF EXPLOSION Pump own Rrigrnt lkg. I you wnt to pump own th systm, n thr is lk in th rrigrnt iruit: Do NOT us th unit's utomti pump own untion, with whih you n ollt ll rrigrnt rom th systm into th outoor unit. Possil onsqun: Sl-omustion n xplosion o th omprssor us o ir going into th oprting omprssor. Us sprt rovry systm so tht th unit's omprssor os NOT hv to oprt. Opn rrigrnt ylinrs slowly. Chrg th rrigrnt in liqui orm. ing it in gs orm my prvnt norml oprtion. CUTION Whn th rrigrnt hrging prour is on or whn pusing, los th vlv o th rrigrnt tnk immitly. I th vlv is NOT los immitly, rmining prssur might hrg itionl rrigrnt. Possil onsqun: Inorrt rrigrnt mount Brin I pplil. S th instlltion mnul or instllr rrn gui o your pplition or mor inormtion. Th sltion o th rin MUST in orn with th pplil lgisltion. VRV IV systm ir onitionr Instllr n usr rrn gui 5

6 1 Gnrl sty prutions Tk suiint prutions in s o rin lkg. I rin lks, vntilt th r immitly n ontt your lol lr. Th mint tmprtur insi th unit n gt muh highr thn tht o th room,.g. 70 C. In s o rin lk, hot prts insi th unit n rt hzrous sitution. Th us n instlltion o th pplition MUST omply with th sty n nvironmntl prutions spii in th pplil lgisltion Wtr I pplil. S th instlltion mnul or instllr rrn gui o your pplition or mor inormtion. Mk sur wtr qulity omplis with EU irtiv 98/83 EC Eltril DNGER: RISK OF ELECTROCUTION Turn OFF ll powr supply or rmoving th swith ox ovr, onnting ltril wiring or touhing ltril prts. Disonnt th powr supply or mor thn 1 minut, n msur th voltg t th trminls o min iruit pitors or ltril omponnts or srviing. Th voltg MUST lss thn 50 V DC or you n touh ltril omponnts. For th lotion o 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. I NOT tory instll, min swith or othr mns or isonntion, hving ontt sprtion in ll pols proviing ull isonntion unr ovrvoltg tgory III onition, MUST instll in th ix wiring. ONLY us oppr wirs. Mk sur th il wiring omplis with th pplil lgisltion. ll il wiring MUST prorm 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 uss or iruit rkrs. Mk sur to instll n rth lkg prottor. Filur to o so my us ltri shok or ir. Whn instlling th rth lkg prottor, mk sur it is omptil with th invrtr (rsistnt to high rquny ltri nois) to voi unnssry opning o th rth lkg prottor. CUTION Whn onnting th powr supply, th rth onntion must m or th urrnt-rrying onntions r stlish. Whn isonnting th powr supply, th urrnt-rrying onntions must sprt or th rth onntion is. Th lngth o th onutors twn th powr supply strss rli n th trminl lok itsl must s suh tht th urrnt-rrying wirs r tutn or th rth wir is in s th powr supply is pull loos rom th strss rli. Prutions whn lying powr wiring: Do NOT onnt wiring o irnt 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 igur ov. For wiring, us th signt powr wir n onnt irmly, thn sur to prvnt outsi prssur ing xrt on th trminl or. Us n pproprit srwrivr or tightning th trminl srws. 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 rom tlvisions or rios to prvnt intrrn. Dpning on th rio wvs, istn o 1 mtr my not suiint. Instllr n usr rrn gui 6 VRV IV systm ir onitionr

7 2 out th oumnttion tr inishing th ltril work, onirm tht h ltril omponnt n trminl insi th ltril omponnts ox is onnt surly. Mk sur ll ovrs r los or strting up th unit. Only pplil i th powr supply is thr phs, n th omprssor hs n ON/OFF strting mtho. I thr xists th possiility o rvrs phs tr momntry lk out n th powr gos on n o 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 out th oumnttion 2.1 out this oumnt Trgt uin uthoris instllrs + n usrs INFORMTION This pplin is intn to us y xprt or trin usrs in shops, in light inustry n on rms, or or ommril us y ly prsons. Doumnttion st This oumnt is prt o oumnttion st. Th omplt st onsists o: Gnrl sty prutions: Sty instrutions tht you must r or instlling Formt: Ppr (in th ox o th outoor unit) Outoor unit instlltion n oprtion mnul: Instlltion n oprtion instrutions Formt: Ppr (in th ox o th outoor unit) Instllr n usr rrn gui: Prprtion o th instlltion, rrn t, Dtil stp-y-stp instrutions n kgroun inormtion or si n vn usg Formt: Digitl ils on Ltst rvisions o th suppli oumnttion my vill on th rgionl Dikin wsit or vi your lr. Th originl oumnttion is writtn in English. ll othr lngugs r trnsltions. Thnil nginring t sust o th ltst thnil t is vill on th rgionl Dikin wsit (pulily ssil). Th ull st o ltst thnil t is vill on th Dikin xtrnt (uthntition rquir). For th instllr 3 out th ox 3.1 Ovrviw: out th ox This hptr sris wht you hv to o tr th ox with th outoor unit is livr on-sit. It ontins inormtion out: Unpking n hnling th outoor unit Rmoving th ssoris rom th unit Rmoving th trnsporttion sty Kp th ollowing in min: t livry, th unit MUST hk or mg. ny mg MUST rport immitly to th rrir's lims gnt. Bring th pk unit s los s possil to its inl instlltion position to prvnt mg uring trnsport. Whn hnling th unit, tk into ount th ollowing: Frgil, hnl th unit with r. Kp th unit upright in orr to voi omprssor mg. Prpr th pth long whih you wnt to ring th unit insi in vn. Lit th unit prrly with rn n 2 lts o t lst 8 m long s shown in th igur low. lwys us prottors to prvnt lt mg n py ttntion to th position o th unit's ntr o grvity. Pkging mtril Blt sling Opning Prottor Us lt sling o 20 mm wi tht qutly rs th wight o th unit. orklit n only us or trnsport s long s th unit rmins on its pllt s shown ov. 3.2 To unpk th outoor unit Rmov th pkging mtril rom th unit: Tk r not to mg th unit whn rmoving th shrink oil with uttr. Rmov th 4 olts ixing th unit to its pllt. Tr prt n throw wy plsti pkging gs so tht nooy, spilly hilrn, n ply with thm. Possil risk: suotion. VRV IV systm ir onitionr Instllr n usr rrn gui 7

8 4 out th units n options ssory pips (mm) HP Liqui pip 8 Front onntion 10 ID Ø 12 Ø Ø ID Ø Bottom onntion ID Ø ID Ø 3.5 To rmov th trnsporttion sty 3.3 To rmov th ssoris rom th outoor unit I th unit is oprt with th trnsporttion sty tth, norml virtion or nois my gnrt. Th omprssor trnsporttion sty must rmov. It is instll unr th omprssor lg in orr to prott th unit uring trnsport. Pro s shown in th igur n prour low. 1 Rmov th 2 trnsporttion sty mounting olts. 2 Rmov th trnsporttion sty s shown in th igur low. 1 1 Mk sur tht ll ssoris r vill in th unit. 1 1 No BE SURE TO FILL OUT THE BLNKS, WHICH RE NEEDED FOR FTER-SLE SERVICES. 1. CLCULTION OF DDITIONL REFRIGERNT CHRGING MOUNT CLCULTE THE DDITIONL REFRIGERNT CHRGING MOUNT BSED ON THE FORMUL BELOW BEFORE CHRGING. WHEN RE-CHRGING TOTL MOUNT OF REFRIGERNT, CHRGE THE TOTL OF THE MOUNT CHRGED T SHIPMENT (INDICTED ON THE MCHINE NMEPLTE) ND THE DDITIONL MOUNT SHOWN S FOLLOWS : MODELNME INSTLLTION SITE No. MODELNME INSTLLTION SITE No. DDITIONL CHRGING OUTDOOR MOUNT UNIT kg MODELNME INSTLLTION SITE No. TOTL LENGTH OF LIQUID PIPE SIZE O22.2 x 0.37 (m) x 0.37 TOTL LENGTH OF LIQUID PIPE SIZE O12.7 x (m) x 0.12 TOTL LENGTH OF LIQUID PIPE SIZE O19.1 x 0.26 (m) x 0.26 TOTL LENGTH OF LIQUID PIPE SIZE O9.5 x (m) x TOTL LENGTH OF LIQUID PIPE SIZE O15.9 x 0.18 (m) x 0.18 TOTL LENGTH OF LIQUID PIPE SIZE O6.4 x (m) x MODELNME INSTLLTION SITE No No. No. kg ONLY FOR RYYQ8~20 MODELS RYYQ8~12 RYYQ14-16 RYYQ DTE MOUNT RESULT LEK CHECK 60 MODELNME DTE MOUNT 64 RESULT LEK CHECK MODELNME INSTLLTION SITE DTE MOUNT 2. RECORD FOR SETTINGS (CONTENTS SEE INSTLLTION MNUL) SETTING Totl inoor unit pity onntion kg rtio (CR) 8HP 10-12HP 14-16HP 18-20HP Totl inoor unit pity 50%< CR < 105% whn piping lngth <30m105%< CR < 130% %< CR < 70% Totl inoor unit pity 70%< CR < 85% whn piping lngth >30m 85%< CR < 105% %< CR < 130% RECORD OF DDITIONL REFRIGERNT CHRGE MOUNT ND RESULT OF LEK CHECK OPERTION 50 MODELNME INSTLLTION SITE INSTLLTION SITE 1 REQUEST FOR THE INDICTION OF DDITIONL REFRIGERNT CHRGING ND LEK DETECTION OPERTION RESULT BE SURE TO FILL OUT THE BLNKS, WHICH RE NEEDED FOR FTER-SLE SERVICES. 5 1 REQUEST FOR THE INDICTION OF INSTLLTION INFORMTION 1. RECORD OF INDOOR UNIT MODEL ND INSTLLTION SITE VLUE REMRK DTE SETTING VLUE REMRK RESULT LEK CHECK DTE DTE MOUNT RESULT LEK CHECK 3. RECORD OF INSTLLTION DTE DY MONTH YER 4. MODEL NME 3. FOR DETILS CONCERNING PIPING SELECTION ND CLCULTION OR HOW TO OPERTE THE LEK DETECTION FUNCTION, PLESE REFER TO THE INSTLLTION MNUL. 5. MNUFCTURING NUMBER 4. FTER FILLING IN THIS TBLE, PLESE PUT IT ON THE SWITCH BOX COVER. 6. FTER EQUIPPING, PLESE PUT IT ON THE BCK SIDE OF THE FRONT PLTE. 3P P g 1 1 g out th units n options 4.1 Ovrviw: out th units n options This hptr ontins inormtion out: Gnrl sty prutions Instlltion mnul n oprtion mnul itionl rrigrnt hrg ll Instlltion inormtion stikr Fluorint grnhous gss ll Multilingul luorint grnhous gss ll Piping ssory g Intiition o th outoor unit Whr th outoor unit its in th systm lyout With whih inoor units n options you n omin th outoor units ssory pips: Dimtrs ssory pips (mm) HP Ø Ø Gs pip 8 Front onntion ID Ø ID Ø Bottom onntion ID Ø OD Ø Instllr n usr rrn gui 8 VRV IV systm ir onitionr

9 4 out th units n options 4.2 Intiition ll: Outoor unit Lotion 4.4 Systm lyout Dsign o th systm must not on t tmprturs low 15 C. i INFORMTION Not ll omintions o inoor units r llow, or guin, s "4.5.2 Possil omintions o inoor units" on pg 9. Mol intiition Exmpl: R X Y L Q 10 T7 Y1 B [*] R X Y L Q Co Outoor ir ool Explntion Y=Ht pump (ontinuous hting) X=Ht pump (no ontinuous hting) Y=Pir moul only () M=Multi moul only Low mint Rrigrnt R Cpity lss T7 Y1 B Mol sris Powr supply Europn mrkt [*] Minor mol hng inition () For RXYLQ, thr is no rstrition on us s multi moul. 4.3 out th outoor unit This instlltion mnul onrns th VRV IV, ull invrtr rivn, ht pump systm. Mol lin up: Mol RXYLQ10~14 RXYLQ16~42 Dsription Singl non-ontinuous hting mol. Multi non-ontinuous hting mol (onsisting o 2 or 3 mouls). Dpning on th typ o outoor unit whih is hosn, som untionlity will or will not xist. It will init throughout this instlltion mnul n rought to your ttntion. Crtin turs hv xlusiv mol rights. Ths units r intn or outoor instlltion n im or ht pump pplitions inluing ir to ir n ir to wtr pplitions. Ths units hv (in singl us) hting pitis rnging rom 31.5 to 45 kw n ooling pitis rting rom 28 to 40 kw. In multi omintion th hting pity rngs rom 50 to 135 kw n ooling pity rngs rom 45 to 120 kw. Th outoor unit is sign to work in hting mo t mint tmprturs rom 25 C WB to 15.5 C WB n in ooling mo t mint tmprturs rom 5 C DB to 43 C DB. g h i g g g h g g VRV IV Ht pump outoor unit Rrigrnt piping VRV irt xpnsion (DX) inoor unit VRV LT Hyroox (HXY080/125) BP ox (rquir to onnt Rsintil ir (R) or Sky ir (S) irt xpnsion (DX) inoor units) Rsintil ir (R) irt xpnsion (DX) inoor units) Usr intr (it pning on inoor unit typ) Usr intr (wirlss, it pning on inoor unit typ) Cool/ht hngovr rmot ontrol swith 4.5 Comining units n options out omining units n options To sur your systm stup (outoor unit+inoor unit(s)) will work, you hv to onsult th ltst thnil nginring t or VRV IV ht pump. Th VRV IV ht pump systm n omin with svrl typs o inoor units n is intn or R410 us only. For n ovrviw whih units r vill you n onsult th prout tlogu or VRV IV. n ovrviw is givn initing th llow omintions o inoor units n outoor units. Not ll omintions r llow. Thy r sujt to ruls (omintion twn outoor-inoor, singl outoor unit us, multipl outoor unit us, omintions twn inoor units, t.) mntion in th thnil nginring t Possil omintions o inoor units In gnrl ollowing typ o inoor units n onnt to VRV IV ht pump systm. Th list is non-xhustiv n is pning on oth outoor unit mol n inoor unit mol omintions. VRV irt xpnsion (DX) inoor units (ir to ir pplitions). S/R (Sky ir/rsintil ir) irt xpnsion (DX) inoor units (ir to ir pplitions). Furthr rrr to s R DX inoor units. Hyroox (ir to wtr pplitions): HXY080/125 sris only. HU (ir to ir pplitions): EKEXV-kit+EKEQ-ox r rquir, pning on pplition. irurtin (ir to ir pplitions): CYQ/CV (Bil) sris, pning on pplition. VRV IV systm ir onitionr Instllr n usr rrn gui 9

10 5 Prprtion Possil omintions o outoor units Possil stnlon outoor units RXYLQ10 RXYLQ12 RXYLQ14 Possil stnr omintions o outoor units RXYLQ16~42 onsists o 2 or 3 RXMLQ8 n/or RXYLQ10~14 units. RXMLQ8 unit nnot us s stnlon outoor unit. Continuous hting RXYLQ16 = RXMLQ8 + 8 RXYLQ18 = RXMLQ8 + RXYLQ10 RXYLQ20 = RXYLQ RXYLQ22 = RXYLQ RXYLQ24 = RXYLQ RXYLQ26 = RXYLQ RXYLQ28 = RXYLQ RXYLQ30 = RXYLQ RXYLQ32 = RXYLQ RXYLQ34 = RXYLQ RXYLQ36 = RXYLQ RXYLQ38 = RXYLQ RXYLQ40 = RXYLQ RXYLQ42 = RXYLQ Possil options or th outoor unit INFORMTION Rr to th thnil nginring t or th ltst option nms. Rrigrnt rnhing kit Rnt hr Rnt joint Dsription Outoor multi onntion piping kit Numr o outoor units KHRQ22M29H KHRQ22M64H KHRQ22M75H KHRQ22M20T KHRQ22M29T9 KHRQ22M64T KHRQ22M75T 2 BHFQ22P BHFQ22P1517 Cool/ht sltor Mol nm Mol nm In orr to ontrol th ooling or hting oprtion rom ntrl lotion, th ollowing option n onnt: Dsription Cool/ht hngovr swith Cool/ht hngovr PCB With optionl ixing ox or th swith KRC19-26 BRP281 KJB111 Mol nm Extrnl ontrol ptor (DT10461/62) To instrut spii oprtion with n xtrnl input oming rom ntrl ontrol th xtrnl ontrol ptor n us. Instrutions (group or iniviul) n instrut or low nois oprtion n powr onsumption limittion oprtion. PC onigurtor l (EKPCCB) You n mk svrl ommissioning il sttings through prsonl omputr intr. For this option EKPCCB is rquir whih is it l to ommunit with th outoor unit. Th usr intr sotwr is vill on Dmn PCB (EKRP1HT) To nl th powr sving onsumption ontrol y igitl inputs you must instll th mn PCB. For instlltion instrutions, s th instlltion mnul o th mn PCB n num ook or optionl quipmnt. 5 Prprtion 5.1 Ovrviw: Prprtion This hptr sris wht you hv to o n know or going on-sit. It ontins inormtion out: Prpring th instlltion sit Prpring th rrigrnt piping Prpring th ltril wiring 5.2 Prpring th instlltion sit Instlltion sit rquirmnts o th outoor unit Provi suiint sp roun th unit or 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. Slt pl whr rin n voi s muh s possil. Slt th lotion o th unit in suh wy tht th soun gnrt y th unit os not istur nyon, n th lotion is slt oring th pplil lgisltion. Do NOT instll th unit in th ollowing pls: In potntilly xplosiv tmosphrs. In pls whr thr is mhinry tht mits ltromgnti wvs. Eltromgnti wvs my istur th ontrol systm, n us mluntion o th quipmnt. In pls whr thr is risk o ir u to th lkg o lmml gss (xmpl: thinnr or gsolin), ron ir, ignitl ust. In pls whr orrosiv gs (xmpl: sulphurous i gs) is prou. Corrosion o oppr pips or solr prts my us th rrigrnt to lk. In pls whr minrl oil mist, spry or vpour my prsnt in th tmosphr. Plsti prts my triort n ll o or us wtr lkg. Instllr n usr rrn gui 10 VRV IV systm ir onitionr

11 Prprtion (mm) This is lss prout. In omsti nvironmnt this prout my us rio intrrn in whih s th usr my rquir to tk qut msurs. Th quipmnt sri in this mnul my us ltroni nois gnrt rom rio-rquny nrgy. Th quipmnt omplis to spiitions tht r sign to provi rsonl prottion ginst suh intrrn. Howvr, thr is no gurnt tht intrrn will not our in prtiulr instlltion. It is thror rommn to instll th quipmnt n ltri wirs kping propr istns wy rom stro quipmnt, prsonl omputrs, t Prsonl omputr or rio Fus Erth lkg prottor Usr intr Inoor unit Outoor unit In pls with wk rption, kp istns o 3 m or mor to voi ltromgnti isturn o othr quipmnt n us onuit tus or powr n trnsmission lins. CUTION pplin not ssil to th gnrl puli, instll it in sur r, prott rom sy ss. This unit, oth inoor n outoor, is suitl or instlltion in ommril n light inustril nvironmnt. Whn instlling, tk strong wins, typhoons or rthquks into ount, impropr instlltion my rsult in th unit turning ovr. Tk r tht in th vnt o wtr lk, wtr nnot us ny mg to th instlltion sp n surrounings. Whn instlling th unit in smll room, tk msurs in orr to kp th rrigrnt onntrtion rom xing llowl sty limits in th vnt o rrigrnt lk, rr to "out sty ginst rrigrnt lks" on pg 12. CUTION Exssiv rrigrnt onntrtions in los room n l to oxygn iiny. B sur tht th ir inlt o th unit is not position towrs th min win irtion. Frontl win will istur th oprtion o th unit. I nssry, us srn to lok th win. Ensur tht wtr nnot us ny mg to th lotion y ing wtr rins to th ountion n prvnt wtr trps in th onstrution. Ssi instlltion. Mk sur th outoor unit is NOT irtly xpos to s wins. This is to prvnt orrosion us y high lvls o slt in th ir, whih might shortn th li o th unit. Instll th outoor unit wy rom irt s wins. Exmpl: Bhin th uiling. I th outoor unit is xpos to irt s wins, instll winrkr. Hight o winrkr 1.5 hight o outoor unit Min th srvi sp rquirmnts whn instlling th winrkr. S win Builing Outoor unit Winrkr ll piping lngths n istns hv n tkn into onsirtion (s "5.3.4 out th piping lngth" on pg 15) itionl instlltion sit rquirmnts o th outoor unit in ol limts Whn oprting th unit in low outoor mint tmprtur, sur to ollow th instrutions sri low. To prvnt xposur to win n snow, instll l plt on th ir si o th outoor unit: In hvy snowll rs it is vry importnt to slt n instlltion sit whr th snow will NOT t th unit. I ltrl snowll is possil, mk sur tht th ht xhngr oil is NOT t y th snow. I nssry, instll snow ovr or sh n pstl. VRV IV systm ir onitionr Instllr n usr rrn gui 11

12 5 Prprtion This systm uss R410 s rrigrnt. R410 itsl is n ntirly s non-toxi, non-omustil rrigrnt. Nvrthlss r must tkn to nsur tht th systm is instll in room whih is suiintly lrg. This ssurs tht th mximum onntrtion lvl o rrigrnt gs is not x, in th unlikly vnt o mjor lk in th systm n this in orn to th lol pplil rgultions n stnrs. out th mximum onntrtion lvl Th mximum hrg o rrigrnt n th lultion o th mximum onntrtion o rrigrnt is irtly rlt to th humnly oupi sp in to whih it oul lk. Th unit o msurmnt o th onntrtion is kg/m3 (th wight in kg o th rrigrnt gs in 1 m3 volum o th oupi sp). Complin to th lol pplil rgultions n stnrs or th mximum llowl onntrtion lvl is rquir. oring to th pproprit Europn Stnr, th mximum llow onntrtion lvl o rrigrnt to humnly sp or R410 is limit to 0.44 kg/m3. INFORMTION For instrutions on how to instll th snow ovr, ontt your lr. Whn instlling th snow ovr, o NOT ostrut th ir low o th unit. Whn oprting th unit in low outoor mint tmprtur with high humiity onitions, mk sur to tk prutions to kp th rin hols o th unit r y using propr quipmnt. In hting: Dirtion o th rrigrnt low Room whr rrigrnt lk hs ourr (outlow o ll th rrigrnt rom th systm) Py spil ttntion to pls, suh s smnts t., whr rrigrnt n sty, sin rrigrnt is hvir thn ir. To hk th mximum onntrtion lvl 20 Chk th mximum onntrtion lvl in orn with stps 1 to 4 low n tk whtvr tion is nssry to omply TO ( C WB) 0 Clult th mount o rrigrnt (kg) hrg to h systm sprtly. Formul +B=C mount o rrigrnt in singl unit systm (mount o rrigrnt with whih th systm is hrg or lving th tory) B itionl hrging mount (mount o rrigrnt lolly) C Totl mount o rrigrnt (kg) in th systm Whr singl rrigrnt ility is ivi into 2 ntirly inpnnt rrigrnt systms, us th mount o rrigrnt with whih h sprt systm is hrg TI ( C DB) Oprtion rng Clult th volum o th room (m3) whr th inoor unit is instll. In s suh s th ollowing, lult th volum o (D), (E) s singl room or s th smllst room. TI mint inoor tmprtur D Wrming up oprtion rng 2 Whn thr r no smllr room ivisions: TO mint outoor tmprtur Suring sty ginst rrigrnt lks out sty ginst rrigrnt lks Th instllr n systm spilist shll sur sty ginst lkg oring to lol rgultions or stnrs. Th ollowing stnrs my pplil i lol rgultions r not vill. Instllr n usr rrn gui 12 VRV IV systm ir onitionr

13 E Whn thr is room ivision tht hs n opning suiintly lrg to prmit r ir low. Only us phosphori i oxiis smlss oppr To slt th piping siz 5 Prprtion Dtrmin th propr siz using th ollowing tls n rrn igur (only or inition). Opning twn th rooms. In s thr is oor th opnings ov n low th oor h must quivlnt in siz to 0.15% or mor o th loor r. Room ivision D 3 F G x B B B C y 3 Clult th rrigrnt nsity using th rsults o th lultions in stps 1 n 2 ov. I th rsult o th ov lultion xs th mximum onntrtion lvl, vntiltion opning to th jnt room shll m. Formul F G F/G H Totl volum o rrigrnt in th rrigrnt systm Siz (m 3 ) o smllst room in whih thr is n inoor unit instll H Mximum onntrtion lvl (kg/m 3 ) 4 Clult th rrigrnt nsity tking th volum o th room whr th inoor unit is instll n th jnt room. Instll vntiltion opnings in th oor o jnt rooms until th rrigrnt nsity is smllr thn th mximum onntrtion lvl. 5.3 Prpring rrigrnt piping Rrigrnt piping rquirmnts Th rrigrnt R410 rquirs strit utions or kping th systm ln, ry n tight. Cln n ry: orign mtrils (inluing minrl oils or moistur) shoul prvnt rom gtting mix into th systm. Tight: R410 os not ontin ny hlorin, os not stroy th ozon lyr, n os not ru rth's prottion ginst hrmul ultrviolt rition. R410 n ontriut slightly to th grnhous t i it is rls. Thror py spil ttntion to hk th tightnss o th instlltion. Th piping n othr prssur-ontining prts shll suitl or rrigrnt. Us phosphori i oxiis smlss oppr or rrigrnt. Forign mtrils insi pips (inluing oils or rition) must 30 mg/10 m. Tmpr gr: us piping with tmpr gr in untion o th pip imtr s list in tl low. Pip Ø Tmpr gr o piping mtril 15.9 mm O (nnl) 19.1 mm 1/2H (hl hr) E ,2 VRV DX inoor unit 3 BP ox 4,5 R DX inoor unit, Inoor rnh kit x,y Outoor multi onntion kit, B, C: Piping twn outoor unit n (irst) rrigrnt rnh kit Choos rom th ollowing tl in orn with th outoor unit totl pity typ, onnt ownstrm. Outoor unit pity typ (HP) Piping outr imtr siz (mm) Gs pip Liqui pip ~ ~ ~ ~ D: Piping twn rrigrnt rnh kits Choos rom th ollowing tl in orn with th inoor unit totl pity typ, onnt ownstrm. Do not lt th onntion piping x th rrigrnt piping siz hosn y th gnrl systm mol nm. Inoor unit pity inx Exmpl: Piping outr imtr siz (mm) Gs pip Liqui pip < x< x< x< x< x< Downstrm pity or E=pity inx o unit 1 Downstrm pity or D=pity inx o unit 1+pity inx o unit 2 ll piping lngths n istns hv n tkn into onsirtion (s "5.3.4 out th piping lngth" on pg 15). VRV IV systm ir onitionr Instllr n usr rrn gui 13

14 5 Prprtion E: Piping twn rrigrnt rnh kit n inoor unit Pip siz or irt onntion to inoor unit must th sm s th onntion siz o th inoor unit (in s inoor unit is VRV DX inoor or Hyroox). Inoor unit pity inx Piping outr imtr siz (mm) Gs pip Liqui pip 15~ ~ Whn th quivlnt pip lngth twn outoor n inoor units is 90 m or mor, th siz o th min pips (oth gs si n liqui si) must inrs. Dpning on th lngth o th piping, th pity my rop, ut vn in suh s th siz o th min pips hs to inrs. Mor spiitions n oun in th thnil nginring t ook. HP lss Outoor unit Min pips Inrs i th quivlnt piping lngth is 90 m First rrigrnt rnh kit Inoor unit Siz up Piping outr imtr siz (mm) Gs pip Liqui pip () () () 18~ () 26~ () ~ () () () I th siz-up siz is NOT vill, you must us th stnr siz. Sizs iggr thn th siz-up siz r NOT llow. But vn i you us th stnr siz, th quivlnt piping lngth is llow to mor thn 90 m. Pip siz-up is NOT llow. Th pip thiknss o th rrigrnt piping shll omply with th pplil lgisltion. Th miniml pip thiknss or R410 piping must in orn with th tl low. Pip Ø (mm) Miniml thiknss t (mm) 6.4/9.5/ / In s th rquir pip sizs (inh sizs) r not vill, it is lso llow to us othr imtrs (mm sizs), tkn th ollowing into ount: Slt th pip siz nrst to th rquir siz. Us th suitl ptrs or th hng-ovr rom inh to mm pips (il supply). Th itionl rrigrnt lultion hs to just s mntion in "6.7.3 To trmin th itionl rrigrnt mount" on pg 27. F: Piping twn rrigrnt rnh kit n BP unit Pip siz or irt onntion on BP unit must s on th totl pity o th onnt inoor units (only in s R DX inoor units r onnt). Totl pity inx o onnt inoor units Exmpl: Piping outr imtr siz (mm) Gs pip Liqui pip 20~ ~ ~ Downstrm pity or F=[pity inx o unit 4]+[pity inx o unit 5] G: Piping twn BP unit n R DX inoor unit Only in s R DX inoor units r onnt. Inoor unit pity inx Piping outr imtr siz (mm) Gs pip Liqui pip 20, 25, To slt rrigrnt rnh kits Rrigrnt rnts For piping xmpl, rr to "5.3.2 To slt th piping siz" on pg 13. Whn using rnt joints t th irst rnh ount rom th outoor unit si, hoos rom th ollowing tl in orn with th pity o th outoor unit (xmpl: rnt joint ). Outoor unit pity typ (HP) 2 pips 8~10 KHRQ22M29T9 12~22 KHRQ22M64T 24~42 KHRQ22M75T For rnt joints othr thn th irst rnh (xmpl rnt joint ), slt th propr rnh kit mol s on th totl pity inx o ll inoor units onnt tr th rrigrnt rnh. Inoor unit pity inx 2 pips <200 KHRQ22M20T 200 x< x< KHRQ22M29T9 KHRQ22M64T KHRQ22M75T Conrning rnt hrs, hoos rom th ollowing tl in orn with th totl pity o ll th inoor units onnt low th rnt hr. Instllr n usr rrn gui 14 VRV IV systm ir onitionr

15 5 Prprtion Inoor unit pity inx 2 pips <200 KHRQ22M29H 200 x< x<640 () 640 KHRQ22M64H () KHRQ22M75H I th pip siz ov th rnt hr is Ø34.9 or mor, KHRQ22M75H is rquir. INFORMTION Mximum 8 rnhs n onnt to hr. How to hoos n outoor multi onntion piping kit. Choos rom th ollowing tl in orn with th numr o outoor units. Numr o outoor units INFORMTION Brnh kit nm 2 BHFQ22P BHFQ22P1517 Rurs or T-joints r il suppli. Rrigrnt rnh kits n only us with R out th piping lngth Mk sur to prorm th piping instlltion within th rng o th mximum llowl pip lngth, llowl lvl irn n llowl lngth tr rnhing s init low. Thr pttrns will isuss, inluing VRV DX inoor units omin with Hyroox units or R DX inoor units. Dinitions Trm tul piping lngth Equivlnt piping lngth () Totl piping lngth H1 H2 H3 H4 H5 H6 () () Dinition Pip lngth twn outoor () n inoor units. Pip lngth twn outoor () n inoor units. Totl piping lngth rom th outoor () to ll inoor units. Dirn in hight twn outoor n inoor units. Dirn in hight twn inoor n inoor units. Dirn in hight twn outoor n outoor units. Dirn in hight twn outoor n BP unit. Dirn in hight twn BP unit n BP unit. Dirn in hight twn BP unit n R DX inoor unit. I th systm pity is multi outoor instlltion, r-r "th irst outoor rnh s sn rom th inoor unit". ssum quivlnt piping lngth o rnt joint=0.5 m n rnt hr=1 m (or lultion purposs o quivlnt piping lngth, not or rrigrnt hrg lultions). Equivlnt lngth o th piping ssoris Rnt joint Rnt hr ssory Equivlnt lngth 0.5 m 1 m Piping lngth: VRV DX only For systm only ontining VRV DX inoor units: Systm stup H1 Exmpl Exmpl 1.1 B C D E F G h i j k l m n H2 Exmpl 1.2 g H1 p j k 7 8 H2 g h Exmpl 1.3 H1 g h i H2 8 Exmpl 2.1 i B 8 Dsription Singl outoor Brnh with rnt joint Singl outoor Brnh with rnt joint n rnt hr Singl outoor Brnh with rnt hr Multi outoor Brnh with rnt joint H3 t u r s g H1 B C D E F G p h i j k l m n Exmpl 2.2 H3 r t s u B H1 j k 7 8 H2 g h r u Exmpl 2.3 s g h i t H3 Exmpl 3 Mximum llowl lngth r u s t H1 Inoor unit Rnt joint Rnt hr Outoor multi onntion piping kit Multi outoor Brnh with rnt joint n rnt hr Multi outoor Brnh with rnt hr With stnr multi lyout Btwn outoor n inoor units (singl/multi omintions) VRV IV systm ir onitionr Instllr n usr rrn gui 15

16 5 Prprtion tul piping lngth 165 m/135 m Exmpl 1.1 unit 8: g+p 165 m Exmpl 1.2 unit 6: ++h 165 m unit 8: +i+k 165 m Exmpl 1.3 unit 8: +i 165 m Exmpl 2.1 Equivlnt lngth 190 m/160 m Totl piping lngth unit 8: g+p 135 m 500 m Exmpl g+h+i+j+k+l+m+n+p 1000 m Exmpl g+h+i+j+k+l+m+n+p 500 m Btwn outoor rnh n outoor unit (only in s o multi outoor instlltion) tul piping lngth 10 m Equivlnt lngth 13 m Exmpl 3 r, s, t 10 m; u 5 m Mximum llowl hight irn H1 H2 H3 50 m (40 m) (i outoor is lot low inoor units) Conitionl xtnsion up till 90 m is possil without itionl option kit: In s th outoor lotion is highr thn inoor: xtnsion is possil up till 90 m n ollowing 2 onitions must ulill: Liqui piping siz up (s tl "Siz up" in "E: Piping twn rrigrnt rnh kit n inoor unit" on pg 14). Dit stting on outoor unit is rquir (s [2 49] in Mo 2: Fil sttings). In s th outoor lotion is lowr thn inoor: xtnsion is possil up till 90 m n ollowing 6 onitions must ulill: 40~60 m: minimum onntion rtio onnt: 80%. 60~65 m: minimum onntion rtio onnt: 90%. 65~80 m: minimum onntion rtio onnt: 100%. 80~90 m: minimum onntion rtio onnt: 110%. Liqui piping siz up (s tl "Siz up" in "E: Piping twn rrigrnt rnh kit n inoor unit" on pg 14). Dit stting on outoor unit is rquir (s [2 35] in Mo 2: Fil sttings). 30 m 5 m Mximum llowl lngth tr rnh Th pip lngth rom th irst rrigrnt rnh kit to th inoor unit 40 m. Exmpl 1.1: unit 8: +++++g+p 40 m Exmpl 1.2: unit 6: +h 40 m, unit 8: i+k 40 m Exmpl 1.3: unit 8: i 40 m Howvr, xtnsion is possil i ll low onitions r mt. In this s limittion n xtn up to 90 m Conitions: B C D E F G h i j k l m n H2 1 Outoor units 2 Rnt joints (~G) 3 Inoor unit (1~8) g 8 p H1 Th piping lngth twn ll inoor units to th nrst rnh kit is 40 m. Exmpl: h, i, j p 40 m It is nssry to inrs th pip siz o th gs n liqui piping i th pip lngth twn th irst rnh kit n th rthst inoor unit is ovr 40 m. I th inrs pip siz is lrgr thn th pip siz o th min pip, thn th pip siz o th min pip hs to inrs s wll. Inrs th pip siz s ollows: ; ; ; ; () ; () ; () () I th siz-up siz is NOT vill, you must us th stnr siz. Sizs iggr thn th siz-up siz r NOT llow. But vn i you us th stnr siz, you n inrs th mximum llowl lngth tr th irst rnh i ll othr onitions r mt. Exmpl: unit 8: +++++g+p 90 m n g>40 m; inrs th pip siz o,,,,, g. Whn th piping siz is inrs (stp ), th piping lngth hs to ount s oul (xpt or th min pip n th pips tht r not inrs in pip siz). Th totl piping lngth hs to within limittions (s tl ov). Exmpl: g 2+h+i+j+k+l+m+n +p 1000 m (500 m). Th piping lngth irn twn th nrst inoor unit (rom irst rnh) to th outoor unit n th rthst inoor unit to th outoor unit is 40 m. Exmpl: Th rthst inoor unit 8. Th nrst inoor unit 1 (++++++g+p) (+h) 40 m Piping lngth: VRV DX n Hyroox For systm ontining VRV DX inoor units n Hyroox: Systm stup H1 Exmpl Exmpl 1 B C D E F G h i j k l m n H2 Exmpl 2 g H1 p j k 7 8 H2 g h i B 8 Dsription Brnh with rnt joint Brnh with rnt joint n rnt hr Instllr n usr rrn gui 16 VRV IV systm ir onitionr

17 5 Prprtion Exmpl 6,7 Dsription Mximum llowl lngth Brnh with rnt hr Exmpl 3 Btwn outoor unit n inoor unit g h 7 H2 100 m tul piping lngth H1 VRV DX inoor units i Exmpl: ++g+l 100 m 8 () Equivlnt lngth 1~7 8 VRV DX inoor units Hyroox unit (HXY080/125) Exmpl: Mximum llowl lngth +++g+l+k++++h+i+j 250 m Btwn outoor n inoor units. ssum quivlnt piping lngth o rnt joint=0.5 m n rnt hr=1 m (or lultion purposs). () 135 m tul piping lngth 120 m Totl piping lngth 250 m Exmpl 1: Btwn BP unit n inoor unit g+p 135 m Inoor unit pity inx Pip lngth ++++k 135 m <60 2~15 m Exmpl 2: 60 2~12 m +i+k 135 m 71 2~8 m m Rmrk: Minimum llowl lngth twn outoor unit n irst rrigrnt rnh kit>5 m (th rrigrnt nois rom th outoor unit n trnsmitt). Exmpl 3: +i 135 m Exmpl: >5 m m Equivlnt lngth() 160 m Mximum llowl hight irn Totl piping lngth 300 m () H1 50 m (40 m) (i outoor is lot low inoor units) Exmpl 3: H2 15 m g+h+i 300 m H4 40 m H5 15 m H6 5 m ssum quivlnt piping lngth o rnt joint=0.5 m n rnt hr=1 m (or lultion purposs). Mximum llowl hight irn (on Hyroox inoor unit) H1 50 m (40 m) (i outoor is lot low inoor units) H2 15 m Th pip lngth rom th irst rrigrnt rnh kit to th inoor unit 50 m. Exmpl: +g+l 50 m Mximum llowl lngth tr rnh Th pip lngth rom th irst rrigrnt rnh kit to th inoor unit 40 m. Exmpl 1: unit 8: +++++g+p 40 m Exmpl 2: unit 6: +h 40 m, unit 8: i+k 40 m Exmpl 3: unit 8: i 40 m, unit 2: 40 m Mximum llowl lngth tr rnh I th piping lngth twn th irst rnh n BP unit or VRV DX inoor unit is ovr 20 m, it is nssry to inrs th gs n liqui piping siz twn th irst rnh n BP unit or VRV DX inoor unit. I th piping imtr o th siz up piping xs th imtr o th piping or th irst rnh kit, thn th lttr lso rquirs liqui piping n gs piping siz up Piping lngth: VRV DX n R DX For systm ontining VRV DX inoor units n R DX inoor units: Multipl outoor units: Possil lyouts Th piping twn th outoor units must rout lvl or slightly upwr to voi th risk o oil rtntion into th piping. Systm stup Pttrn 1 B H4 BP1 H5 H1 i h 1 g 6 j 2 3 H2 7 BP2 k 4 H6 l 5 1~5 Hr BP ox R DX inoor units VRV IV systm ir onitionr Pttrn 2 X To inoor unit Piping twn outoor units Not llow (oil rmins in piping) Instllr n usr rrn gui 17

18 5 Prprtion O llow To voi th risk o oil rtntion to th outmost outoor unit, lwys onnt th stop vlv n th piping twn outoor units s shown in th 4 orrt possiilitis o th igur low. Thr r rstritions on th rrigrnt pip onntion orr twn outoor units uring instlltion in s o multipl outoor unit systm. Instll oring to ollowing rstritions. Th pitis o outoor units, B n C must ulill th ollowing rstrition onitions: B C. B C To inoor units Outoor unit multi onnting piping kit (irst rnh) Outoor unit multi onnting piping kit (son rnh) 5.4 Prpring ltril wiring X O To inoor unit Oil ollts to th outmost outoor unit whn th systm stops Not llow llow I th piping lngth twn th outoor units xs 2 m, rt ris o 200 mm or mor in th gs lin within lngth o 2 m rom th kit. 2 m >2 m I Thn 2 m 200 mm >2 m >2 m out prpring ltril wiring INFORMTION lso r th prutions n rquirmnts in th "Gnrl sty prutions" hptr. I 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 uss 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 rom str systm. Thy n us ovrhting, ltril shok or ir. Do NOT instll phs vning pitor, us this unit is quipp with n invrtr. phs vning pitor will ru prormn n my us ints. 200 mm 2 m To inoor unit Piping twn outoor units 2 m 200 mm ll wiring MUST prorm y n uthoris ltriin n MUST omply with th pplil lgisltion. Mk ltril onntions to th ix wiring. ll omponnts prour on-sit n ll ltril onstrution MUST omply with th pplil lgisltion. LWYS us multior l or powr supply ls out ltril omplin This quipmnt omplis with: Instllr n usr rrn gui 18 VRV IV systm ir onitionr

19 6 Instlltion EN/IEC provi tht th systm impn Z sys is lss thn or qul to Z mx t th intr point twn th usr's supply n th puli systm. EN/IEC = Europn/Intrntionl Thnil Stnr stting th limits or voltg hngs, voltg lututions n likr in puli low-voltg supply systms or quipmnt with rt urrnt 75. It is th rsponsiility o th instllr or usr o th quipmnt to nsur, y onsulttion with th istriution ntwork oprtor i 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 intr point twn th usr's supply n th puli systm. EN/IEC = Europn/Intrntionl Thnil Stnr stting th limits or hrmoni urrnts prou y quipmnt onnt to puli low-voltg systms with input urrnt >16 n 75 pr phs. It is th rsponsiility o th instllr or usr o th quipmnt to nsur, y onsulttion with th istriution ntwork oprtor i 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. Mol Z mx (Ω) Minimum S s vlu (kv) RXMLQ8 + RXYLQ10~ INFORMTION Multi units r stnr omintions Sty vi rquirmnts Th powr supply must prott with th rquir sty vis, i.. min swith, slow low us on h phs n n rth lkg prottor in orn with th pplil lgisltion. For stnr omintions Sltion n sizing o th wiring shoul on in orn with th pplil lgisltion s on th inormtion mntion in th tl low. Mol INFORMTION Multi units r stnr omintions. Minimum iruit mpity Rommn uss RXMLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ RXYLQ Mol Minimum iruit mpity Rommn uss RXYLQ RXYLQ For ll mols: Phs n rquny: 3N~ 50 Hz Voltg: 380~415 V Trnsmission lin stion: 0.75~1.25 mm 2, mximum lngth is 1000 m. I th totl trnsmission wiring xs ths limits, it my rsult in ommunition rror. For non-stnr omintions Clult th rommn us pity. Formul Exmpl Clult, y ing th minimum iruit mps o h us unit (oring to th tl ov), multiply th rsult y 1.1 n slt th nxt highr rommn us pity. Comining th RXYLQ18 y using th RXMLQ8 n th RXYLQ10. Minimum iruit mpity o th RXMLQ8=16.1 Minimum iruit mpity o th RXYLQ10=22.0 oringly, th minimum iruit mpity o th RXYLQ18= =38.1 Multiply th ov rsult y 1.1 ( )= 41,91, so th rommn us pity woul 45. Whn using rsiul urrnt oprt iruit rkrs, sur to us high-sp typ 300 m rt rsiul oprting urrnt. 6 Instlltion 6.1 Ovrviw: Instlltion This hptr sris wht you hv to o n know on-sit to instll th systm. Typil worklow Instlltion typilly onsists o th ollowing stgs: 1 Opning th units 2 Mounting th outoor unit 3 Connting th rrigrnt piping 4 Chking th rrigrnt piping 5 Insulting th rrigrnt piping 6 Chrging rrigrnt 7 Connting th ltril wiring 6.2 Opning th units To opn th outoor unit DNGER: RISK OF ELECTROCUTION DNGER: RISK OF BURNING To gin ss to th unit, ront plts n to opn s ollows: VRV IV systm ir onitionr Instllr n usr rrn gui 19

20 6 Instlltion Whn th instlltion hight o th unit ns to inrs, o NOT us stns to only support th ornrs. Stns unr th unit must t lst 100 mm wi. * 14 To opn th ltril omponnt ox o th outoor unit 00 mm Not llow llow (* = prrr instlltion) Th hight o th ountion must t lst 150 mm rom th loor. In hvy snowll rs, this hight shoul inrs, pning on th instlltion pl n onition. B For srvi purposs, th pushuttons on th min PCB n to ss. To ss ths pushuttons, th ltril omponnt ox ovr os not n to opn. S "7.2.3 To ss th il stting omponnts" on pg 35. mm 729 On th ront plts opn, th ltril omponnt ox n ss. S "6.2.2 To opn th ltril omponnt ox o th outoor unit" on pg 20. X O 00 1 Do NOT pply xssiv or whn opning th ltroni omponnt ox ovr. Exssiv or n orm th ovr, rsulting in ntring o wtr to us quipmnt ilur. (mm) SW8 B Fstn th unit in pl using our ountion olts M12. It is st to srw in th ountion olts until thir lngth rmins 20 mm ov th ountion sur. Whn losing th ltril omponnt ox ovr, mk sur tht th sling mtril on th lowr k si o th ovr is NOT ught n n towrs th insi. Prpr wtr ring hnnl roun th ountion to rin wst wtr rom roun th unit. During hting oprtion n whn th outoor tmprturs r ngtiv, th rin wtr rom th outoor unit will rz up. I th wtr ring is not tkn r o, th r roun th unit might vry slippry. HP 8~14 20 mm 6 Minimum ountion nhor point (4 ) Whn instll in orrosiv nvironmnt, us nut with plsti wshr () to prott th nut tightning prt rom rust. Eltril omponnt ox ovr Front si Powr supply trminl lok Sling mtril Moistur n irt oul ntr X Not llow O llow 6.3 Mounting th outoor unit To provi th instlltion strutur Mk sur th unit is instll lvl on suiintly strong s to prvnt virtion n nois. Instllr n usr rrn gui Connting th rrigrnt piping Prutions whn onnting th rrigrnt piping Mk sur th il piping n onntions r NOT sujt to strss. VRV IV systm ir onitionr

21 6 Instlltion During tsts, NEVER prssuriz th prout with prssur highr thn th mximum llowl prssur (s init on th nmplt o th unit). Tk suiint prutions in s o rrigrnt lkg. I rrigrnt gs lks, vntilt th r immitly. Possil risks: Exssiv rrigrnt onntrtions in los room n l to oxygn iiny. Toxi gs my prou i rrigrnt gs oms into ontt with ir. LWYS rovr th rrigrnt. Do NOT rls thm irtly into th nvironmnt. Us vuum pump to vut th instlltion. Only us phosphori i oxiis smlss oppr. tr ll th piping hs n onnt, mk sur thr is no gs lk. Us nitrogn to prorm gs lk ttion out onnting th rrigrnt piping Bor onnting th rrigrnt piping, mk sur th outoor n inoor units r mount. Connting th rrigrnt piping involvs: Routing n onnting th rrigrnt piping to th outoor unit Protting th outoor unit ginst ontmintion Connting th rrigrnt piping to th inoor units (s th instlltion mnul o th inoor units) Connting th multi-onntion piping kit Connting th rrigrnt rnhing kit Kping in min th guilins or: Brzing Using th stop vlvs Rmoving th pinh pips To rout th rrigrnt piping Instlltion o rrigrnt piping is possil s ront onntion or si onntion (whn tkn out rom th ottom) s shown in th igur low. Lt-si onntion Front onntion Right-si onntion For si onntions, th knokout hol on th ottom plt shoul rmov: Lrg knokout hol Drill Points or rilling Prutions whn mking knokout hols: voi mging th sing. tr 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. Whn pssing ltril wiring through th knokout hols, wrp th wiring with prottiv tp to prvnt mg To onnt th rrigrnt piping to th outoor unit INFORMTION ll lol intr unit piping r il suppli xpt th ssory pips. Prutions whn onnting il piping. rzing mtril s shown in th igur. 1 1 Ø25.4 >Ø B sur to us th suppli ssory pips whn rrying out piping work in th il. 1 B sur tht th il instll piping os not touh othr pips, th ottom pnl or si pnl. Espilly or th ottom n si onntion, sur to prott th piping with suitl insultion, to prvnt it rom oming into ontt with th sing. Connt th stop vlvs to th il piping using th ssory pips suppli with th unit. Th onntions to th rnh kits r th rsponsiility o th instllr (il piping) To onnt th multi onntion piping kit Impropr instlltion my l to mluntion o th outoor unit. Instll th joints horizontlly, so tht th ution ll () tth to th joint oms to th top. Do not tilt th joint mor thn 7.5 (s viw ). Do not instll th joint vrtilly (s viw B). VRV IV systm ir onitionr Instllr n usr rrn gui 21

22 6 Instlltion B ±30 X O Cution ll Not llow llow Mk sur tht th totl lngth o th piping onnt to th joint is solut stright or mor thn 500 mm. Only i stright il piping o mor thn 120 mm is onnt, mor thn 500 mm o stright stion n nsur. B >12 0 >50 mm 0m m Horizontl sur Rnt joint mount vrtilly Rnt joint mount horizontlly To prott ginst ontmintion Prott th piping s sri in th ollowing tl to prvnt irt, liqui or ust rom ntring th piping Multipl outoor units: Knokout hols Conntion Front onntion Dsription Rmov th ront plt knokout hols to onnt. Unit Instlltion prio Outoor unit Prottion mtho >1 month Pinh th pip <1 month Pinh or tp th pip Rgrlss o th prio Inoor unit Sl th piping n wiring intk hols using sling mtril (il supply), othrwis th pity o th unit will rop n smll nimls my ntr th mhin. Exmpl: pssing piping out through th ront. Bottom onntion Rmov th knokout hols on th ottom rm n rout th piping unr th ottom. Clos th rs mrk with " rout rom th ront pnl.) ". (Whn th piping is Only us ln pips. Hol th pip n ownwrs whn rmoving urrs To onnt th rrigrnt rnhing kit For instlltion o th rrigrnt rnhing kit, rr to th instlltion mnul livr with th kit. Covr th pip n whn insrting it through wll, to prvnt ust n/or prtils ntring th pip To rz th pip n Mount th rnt joint so tht it rnhs ithr horizontlly or vrtilly. Mount th rnt hr so tht it rnhs horizontlly. Prutions whn onnting il piping. rzing mtril s shown in th igur. Ø25.4 >Ø Instllr n usr rrn gui VRV IV systm ir onitionr

23 6 Instlltion Whn rzing, low through with nitrogn to prvnt rtion o lrg quntitis o oxiis ilm on th insi o th piping. This ilm vrsly ts vlvs n omprssors in th rrigrting systm n prvnts propr oprtion. St th nitrogn prssur to 20 kp (0.2 r) (just nough so it n lt on th skin) with prssur-ruing vlv. Rrigrnt 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 lux whn rzing oppr-to-oppr rrigrnt piping. Us phosphor oppr rzing illr lloy (BCuP), whih os not rquir lux. Flux hs n xtrmly hrmul inlun on rrigrnt piping systms. For instn, i hlorin s lux is us, it will us pip orrosion or, in prtiulr, i th lux ontins luorin, it will triort th rrigrnt oil Using th stop vlv n srvi port To hnl th stop vlv Mk sur to kp ll stop vlvs opn uring oprtion. Th stop vlvs r tory los. Th igur low shows th nm o h prt rquir in hnling th stop vlv. 3 Whn th stop vlv nnot turn ny urthr, stop turning. 4 Instll th stop vlv ovr. Rsult: Th vlv is now opn. To ully opn th Ø19.1 mm~ø25.4 mm stop vlv, turn th hxgonl wrnh until torqu twn 27 n 33 N m is hiv. Inqut torqu my us lkg o rrigrnt n rkg o th stop vlv p. Py ttntion tht mntion torqu rng is pplil or opning Ø19.1~Ø25.4 mm stop vlvs only. To los th stop vlv 1 Rmov th stop vlv ovr. 2 Insrt hxgon wrnh into th stop vlv n turn th stop vlv lokwis. Srvi port n srvi port ovr Stop vlv Fil piping onntion Stop vlv ovr 3 Whn th stop vlv nnot turn ny urthr, stop turning. 4 Instll th stop vlv ovr. Rsult: Th vlv is now los. Srvi port Stop vlv ovr Hxgon hol Sht Sl To opn th stop vlv 1 Rmov th stop vlv ovr. 2 Insrt hxgon wrnh into th stop vlv n turn th stop vlv ountrlokwis. To hnl th stop vlv ovr Th stop vlv ovr is sl whr init y th rrow. Do NOT mg it. tr hnling th stop vlv, tightn th stop vlv ovr surly, n hk or rrigrnt lks. For th tightning torqu, rr to th tl low. VRV IV systm ir onitionr Instllr n usr rrn gui 23

24 6 Instlltion To hnl th srvi port CUTION lwys us hrg hos quipp with vlv prssor pin, sin th srvi port is Shrr typ vlv. Do not vnt gss into th tmosphr. tr hnling th srvi port, mk sur to tightn th srvi port ovr surly. For th tightning torqu, rr to th tl low. 4 Whn ll gs n oil is rovr rom th pinh piping, isonnt th hrg hos n los th srvi ports 5 Cut o th lowr prt o th gs, liqui n qulising stop vlv pips long th lk lin. Us n pproprit tool (.g. pip uttr). Chk or rrigrnt lks tr tightning th srvi port ovr. Tightning torqus Stop vlv siz (mm) Tightning torqu N m (turn lokwis to los) Sht Vlv oy Hxgonl wrnh 4 mm 5.4~6.6 Ø9.5 Cp (vlv li) Srvi port 13.5~ ~13.9 Ø ~9.9 Ø ~ mm 18.0~ ~27.0 Ø ~ mm 22.5~27.5 Ø25.4 To rmov th pinh pips ny gs or oil rmining insi th stop vlv my low o th pinh piping. Filur to osrv th instrutions in prour low proprly my rsult in proprty mg or prsonl injury, whih my srious pning on th irumstns. Nvr rmov th pinh piping y rzing. ny gs or oil rmining insi th stop vlv my low o th pinh piping. Us th ollowing prour to rmov th pinh piping: 1 Rmov th vlv ovr n mk sur tht th stop vlvs r ully los. 2 Srvi port n srvi port ovr Stop vlv Fil piping onntion Stop vlv ovr Connt th vuuming/rovry unit through mniol to th srvi port o ll stop vlvs. p< B R410 Chking th rrigrnt piping out hking th rrigrnt piping No Finish piping work. Ys Th inoor units n/or outoor unit wr lry powr ON? No Us prour: "Mtho 1: Bor powr ON (rgulr mtho)". g Ys Us prour: "Mtho 2: tr powr ON". g B 3 N2 6.5 p> Wit until ll oil hs ripp out or ontinuing with th onntion o th il piping in s th rovry ws not omplt. Rrigrnt piping works r inish? 6 Prssur ruing vlv Nitrogn Wighing sls Rrigrnt R410 tnk (siphon systm) Vuum pump Liqui lin stop vlv Gs lin stop vlv Vlv Vlv B Rovr gs n oil rom th pinh piping y using rovry unit. It is vry importnt tht ll rrigrnt piping work is on or th units (outoor or inoor) r powr on. Whn th units r powr on, th xpnsion vlvs will initilis. This mns tht thy will los. Lk tst n vuum rying o il piping n inoor units is impossil whn this hppns. Thror, thr will xplin 2 mthos or initil instlltion, lk tst n vuum rying. Mtho 1: Bor powr ON I th systm hs not yt n powr on, no spil tion is rquir to prorm th lk tst n th vuum rying. Instllr n usr rrn gui 24 VRV IV systm ir onitionr

25 Mtho 2: tr powr ON I th systm hs lry n powr on, tivt stting [2 21] (rr to "7.2.4 To ss mo 1 or 2" on pg 35). This stting will opn il xpnsion vlvs to gurnt R410 piping pthwy n mk it possil to prorm th lk tst n th vuum rying. g B C Wighing sls Rrigrnt R410 tnk (siphon systm) Vuum pump Liqui lin stop vlv Gs lin stop vlv Vlv Vlv B Vlv C 6 Instlltion Mk sur tht ll inoor units onnt to th outoor unit r powr on. Wit until th outoor unit hs inish th initilistion to pply stting [2 21]. Vlv Vlv Vlv B Vlv C Liqui lin stop vlv Gs lin stop vlv Opn Opn Opn Clos Clos Stt o vlv Lk tst n vuum rying Chking th rrigrnt piping involvs: Chking or ny lkgs in th rrigrnt piping. Prorming vuum rying to rmov ll moistur, ir or nitrogn in th rrigrnt piping. I thr is possiility o moistur ing prsnt in th rrigrnt piping (or xmpl, wtr my hv ntr th piping), irst rry out th vuum rying prour low until ll moistur hs n rmov. ll piping insi th unit hs n tory tst or lks. Only il instll rrigrnt piping ns to hk. Thror, mk sur tht ll th outoor unit stop vlvs r irmly los or prorming lk tst or vuum rying. Mk sur tht ll (il suppli) il piping vlvs r OPEN (not outoor unit stop vlvs!) or you strt lk tst n vuuming. For mor inormtion on th stt o th vlvs, rr to "6.5.3 Chking rrigrnt piping: Stup" on pg Chking rrigrnt piping: Gnrl guilins Connt th vuum pump through mniol to th srvi port o ll stop vlvs to inrs iiny (rr to "6.5.3 Chking rrigrnt piping: Stup" on pg 25). Us 2-stg vuum pump with non-rturn vlv or solnoi vlv tht n vut to gug prssur o kp ( r)(5 Torr solut). Mk sur th pump oil os not low oppositly into th systm whil th pump is not working. Do not purg th ir with rrigrnts. Us vuum pump to vut th instlltion Chking rrigrnt piping: Stup N2 R410 p< p> B g C Prssur ruing vlv Nitrogn VRV IV systm ir onitionr Th onntions to th inoor units n ll inoor units shoul lso lk n vuum tst. Kp ny possil (il suppli) il piping vlvs opn s wll. Rr to th inoor unit instlltion mnul or mor tils. Lk tst n vuum rying shoul on or th powr supply is st to th unit. I not, s lso th low hrt rlir sri in this hptr (s "6.5.1 out hking th rrigrnt piping" on pg 24) To prorm lk tst Th lk tst must stisy th spiitions o EN To hk or lks: Vuum lk tst 1 Evut th systm rom th liqui n gs piping to kp ( r)(5 Torr solut) or mor thn 2 hours. 2 On rh, turn o th vuum pump n hk tht th prssur os not ris or t lst 1 minut. 3 Shoul th prssur ris, th systm my ithr ontin moistur (s vuum rying low) or hv lks. To hk or lks: Prssur lk tst 1 Brk th vuum y prssurising with nitrogn gs to minimum gug prssur o 0.2 MP (2 r). Nvr st th gug prssur highr thn th mximum oprtion prssur o th unit, i MP (40 r). 2 Tst or lks y pplying ul tst solution to ll piping onntions. 3 Dishrg ll nitrogn gs. Mk sur to us rommn ul tst solution rom your wholslr. Do not us sop wtr, whih my us rking o lr nuts (sop wtr my ontin slt, whih sors moistur tht will rz whn th piping gts ol), n/or l to orrosion o lr joints (sop wtr my ontin mmoni whih uss orrosiv t twn th rss lr nut n th oppr lr) To prorm vuum rying Th onntions to th inoor units n ll inoor units shoul lso lk n vuum tst. Kp, i xisting, ll (il suppli) il vlvs to th inoor units opn s wll. Lk tst n vuum rying shoul on or th powr supply is st to th unit. I not, s "6.5.1 out hking th rrigrnt piping" on pg 24 or mor inormtion. Instllr n usr rrn gui 25

26 6 Instlltion To rmov ll moistur rom th systm, pro s ollows: 1 Evut th systm or t lst 2 hours to trgt vuum o kp ( r)(5 Torr solut). 2 Chk tht, with th vuum pump turn o, th trgt vuum is mintin or t lst 1 hour. 3 Shoul you il to rh th trgt vuum within 2 hours or mintin th vuum or 1 hour, th systm my ontin too muh moistur. In tht s, rk th vuum y prssurising with nitrogn gs to gug prssur o 0.05 MP (0.5 r) n rpt stps 1 to 3 until ll moistur hs n rmov. 4 Dpning on whthr you wnt to immitly hrg rrigrnt through th rrigrnt hrg port or irst pr-hrg portion o rrigrnt through th liqui lin, ithr opn th outoor unit stop vlvs, or kp thm los. S "6.7.2 out hrging rrigrnt" on pg 26 or mor inormtion. INFORMTION tr opning th stop vlv, it is possil tht th prssur in th rrigrnt piping os NOT inrs. This might us y.g. th los stt o th xpnsion vlv in th outoor unit iruit, ut os NOT prsnt ny prolm or orrt oprtion o th unit. 6.6 To insult th rrigrnt piping tr inishing th lk tst n vuum rying, th piping must insult. Tk into ount th ollowing points: Mk sur to insult th onntion piping n rrigrnt rnh kits ntirly. B sur to insult th liqui n gs piping (or ll units). Us ht rsistnt polythyln om whih n withstn tmprtur o 70 C or liqui piping n polythyln om whih n withstn tmprtur o 120 C or gs piping. Rinor th insultion on th rrigrnt piping oring to th instlltion nvironmnt. mint tmprtur Humiity Minimum thiknss 30 C 75% to 80% RH 15 mm >30 C 80% RH 20 mm Connstion might orm on th sur o th insultion. I thr is possiility tht onnstion on th stop vlv might rip own into th inoor unit through gps in th insultion n piping us th outoor unit is lot highr thn th inoor unit, this must prvnt y sling up th onntions. S low igur. Insultion mtril Culking t. 6.7 Chrging rrigrnt Prutions whn hrging rrigrnt Only us R410 s rrigrnt. Othr sustns my us xplosions n ints. R410 ontins luorint grnhous gss. Its glol wrming potntil (GWP) vlu is Do NOT vnt ths gss into th tmosphr. Whn hrging rrigrnt, lwys us prottiv glovs n sty glsss. I th powr o som units is turn o, th hrging prour nnot inish proprly. In s o multipl outoor systm, turn on th powr o ll outoor units. B sur to turn on th powr 6 hours or oprtion in orr to hv powr running to th rnks htr n to prott th omprssor. I oprtion is prorm within 12 minuts tr th inoor n outoor units r turn on, th omprssor will not oprt or th ommunition is stlish in orrt wy twn outoor unit(s) n inoor units. Bor strting hrging prours, hk i th 7 sgmnt isply inition o th outoor unit 1P PCB is s norml (s "7.2.4 To ss mo 1 or 2" on pg 35). I mluntion o is prsnt, s "11.2 Solving prolms s on rror os" on pg 45. Clos th ront pnl or ny rrigrnt hrg oprtion is xut. Without th ront pnl tth th unit nnot jug orrtly whthr it is oprting proprly or not. In s o mintnn n th systm (outoor unit+il piping+inoor units) os not ontin ny rrigrnt ny mor (.g., tr rrigrnt rlim oprtion), th unit hs to hrg with its originl mount o rrigrnt (rr to th nmplt on th unit) y pr-hrging or th utomti hrging untion n strt out hrging rrigrnt On vuum rying is inish, itionl rrigrnt hrging n strt. To sp up th rrigrnt hrging pross, it is in s o lrgr systms rommn to irst pr-hrg portion o rrigrnt through th liqui lin or proing with th mnul hrging. This stp is inlu in low prour (s "6.7.5 To hrg rrigrnt" on pg 29). It n skipp, ut hrging will tk longr thn. low hrt is vill whih givs n ovrviw o th possiilitis n tions to tkn (s "6.7.4 To hrg rrigrnt: Flow hrt" on pg 28). Instllr n usr rrn gui 26 VRV IV systm ir onitionr

27 6 Instlltion To trmin th itionl rrigrnt mount Formul: INFORMTION For inl hrg justmnt in th tst lortory, pls ontt your lol lr. Th rrigrnt hrg o th systm must lss thn 100 kg. This mns tht in s th lult totl rrigrnt hrg is qul to or mor thn 95 kg you must ivi your multipl outoor systm into smllr inpnnt systms, h ontining lss thn 95 kg rrigrnt hrg. For tory hrg, rr to th unit nm plt. R=[(X 1 Ø22.2) 0.37+(X 2 Ø19.1) 0.26+(X 3 Ø15.9) (X 4 Ø12.7) 0.12+(X 5 Ø9.5) (X 6 Ø6.4) 0.022]++B Inoor units VRV DX + LT Hyroox VRV DX + HU Totl CR () CR pr typ () VRV DX R DX LT Hyroox HU 70~130% 70~130% 0~80% 70~110% 70~110% 0~110% HU 90~110% 90~110% () () Totl CR = Totl inoor unit pity onntion rtio CR pr typ = llowl pity onntion rtio pr inoor unit typ R itionl rrigrnt to hrg [in kg n roun o to 1 iml pl] X Totl lngth [m] o liqui piping siz t Ø, B Prmtrs n B (s tls low) In s o multi-outoor-unit systm, th sum o th iniviul outoor unit hrg tors. Prmtr Piping lngth () CR 8 HP 10~14 HP 30 m 105%<CR 130% 0.5 kg >30 m 105%<CR 130% 1.2 kg 1.5 kg () CR Piping lngth is onsir th istn rom th outoor unit to th rthst inoor unit Totl inoor unit pity onntion rtio Prmtr B 8~10 HP 12~14 HP B=3.5 kg B=3.8 kg Mtri piping. Whn using mtri piping, rpl th wight tors in th ormul y th ons rom th ollowing tl: Inh piping Mtri piping Piping Wight tor Piping Wight tor Ø6.4 mm Ø6 mm Ø9.5 mm Ø10 mm Ø12.7 mm 0.12 Ø12 mm Ø15.9 mm 0.18 Ø15 mm 0.16 Ø16 mm 0.18 Ø19.1 mm 0.26 Ø18 mm 0.24 Ø22.2 mm 0.37 Ø22 mm 0.35 Conntion rtio rquirmnts. Whn slting inoor units, th onntion rtio must omply with th ollowing rquirmnts. For mor inormtion, s th thnil nginring t. Othr omintions thn thos mntion in th tl r not llow. Inoor units Totl CR () CR pr typ () VRV DX R DX LT Hyroox HU VRV DX 70~130% 70~130% VRV DX + R DX 80~130% 0~130% 0~130% R DX 80~130% 80~130% VRV IV systm ir onitionr Instllr n usr rrn gui 27

28 6 Instlltion To hrg rrigrnt: Flow hrt For mor inormtion, s "6.7.5 To hrg rrigrnt" on pg 29. Pr-hrging rrigrnt Stp 1 Clult itionl rrigrnt hrg mount: R (kg) p< R=Q B C Stp 2 Opn vlvs C n B to th liqui lin Exut pr-hrging mount: Q (kg) Stp 3 Clos vlvs C n B Chrging is inish Fill in th mount on th itionl rrigrnt hrg ll Go to tst run p> N2 R410 R<Q Rrigrnt ovrhrg hppn, rovr rrigrnt to rh R=Q R>Q Stp 3 Clos vlvs C n B Continu on nxt pg >> Instllr n usr rrn gui 28 VRV IV systm ir onitionr

29 6 Instlltion Chrging rrigrnt << Continution o prvious pg R>Q p< Stp 4 Connt vlv to th rrigrnt hrg port () Opn ll outoor unit stop vlvs p> R410 Stp 5 Pro with mnul hrg Stp 6 tivt il stting [2-20]=1 Unit will strt mnul rrigrnt hrging oprtion. Stp 7 Opn vlv Chrg rmining mount o rrigrnt P (kg) R=Q+P Stp 8 Clos vlv Push BS3 to stop mnul hrging Chrging is inish Fill in th mount on th itionl rrigrnt hrg ll Go to tst run p< To hrg rrigrnt Follow th stps s sri low. Pr-hrging rrigrnt 1 2 Clult th itionl mount o rrigrnt to using th ormul mntion in "6.7.3 To trmin th itionl rrigrnt mount" on pg 27. R410 Thn Th itionl rrigrnt hrg Prorm stps 2~8. is lrgr thn 10 kg 4 Pr-hrging n on without omprssor oprtion, y onnting th rrigrnt ottl to th srvi ports o th liqui n qulising stop vlvs (opn vlv B). Mk sur tht vlv n ll outoor unit stop vlvs r los. VRV IV systm ir onitionr Prssur ruing vlv Nitrogn Wighing sls Rrigrnt R410 tnk (siphon systm) Vuum pump Liqui lin stop vlv Gs lin stop vlv Vlv Vlv B Vlv C Do on o th ollowing: I Thn 4 Th lult itionl Clos vlvs C n B n rrigrnt mount is rh isonnt th mniol y ov pr-hrging onntion to th liqui lin. prour 4 Th totl mount o rrigrnt oul not hrg y pr-hrging During pr-hrging, th rrigrnt is hrg through th liqui lin. Clos vlv n isonnt th mniol rom th gs lin. g C g B C Th itionl rrigrnt mount Prorm stps 2+3. is smllr thn 10 kg 3 B N2 Th irst 10 kg o itionl rrigrnt n pr-hrg without outoor unit oprtion. I p> Clos vlvs C n B, isonnt th mniol onntion to th liqui lin, n prorm stps 4~8. Instllr n usr rrn gui 29

30 6 Instlltion INFORMTION I th totl itionl rrigrnt mount ws rh in stp 4 (y pr-hrging only), ror th mount o rrigrnt tht ws on th itionl rrigrnt hrg ll provi with th unit n tth it on th k si o th ront pnl. Prorm th tst prour s sri in "8 Commissioning" on pg 42. Chrging rrigrnt R410 p< p> Wighing sls Rrigrnt R410 tnk (siphon systm) Vuum pump Rrigrnt hrg port Vlv INFORMTION For multi outoor unit systm, it is not rquir to onnt ll hrg ports to rrigrnt tnk. Th rrigrnt will hrg with ±22 kg in 1 hour tim t n outoor tmprtur o 30 C DB or with ±6 kg t n outoor tmprtur o 0 C DB. I you n to sp up in s o multipl outoor systm, onnt th rrigrnt tnks to h outoor unit. Th rrigrnt hrging port is onnt to th piping insi th unit. Th unit's intrnl piping is lry tory hrg with rrigrnt, so rul whn onnting th hrg hos. tr ing th rrigrnt, o not orgt to los th li o th rrigrnt hrging port. Th tightning torqu or th li is 11.5 to 13.9 N m. In orr to nsur uniorm rrigrnt istriution, it my tk th omprssor ±10 minuts to strt up tr th unit hs strt oprtion. This is not mluntion. 5 Pro with th mnul hrg. INFORMTION tr hrging rrigrnt: Ror th itionl rrigrnt mount on th rrigrnt ll provi with th unit n tth it to th ksi o th ront pnl. Prorm th tst prour sri in "8 Commissioning" on pg Stp 6: To mnully hrg rrigrnt Th rmining itionl rrigrnt hrg n hrg y oprting th outoor unit y mns o th mnul rrigrnt hrg oprtion mo: 1 Tk ll th prutions mntion in "7 Conigurtion" on pg 34 n "8 Commissioning" on pg 42 into ount. 2 Turn on th powr o th inoor units n outoor unit. 3 tivt outoor unit stting [2 20]=1 to strt mnul rrigrnt hrg mo. Rr to Mo 2: Fil sttings or tils. Rsult: Th unit will strt oprtion. 4 Vlv n opn. Chrging o rmining itionl rrigrnt n on. 5 Whn th rmining lult itionl rrigrnt mount is, los vlv n push BS3 to stop th mnul rrigrnt hrging prour. INFORMTION Th mnul rrigrnt hrg oprtion will utomtilly stop within 30 minuts. I hrging is not omplt tr 30 minuts, prorm th itionl rrigrnt hrging oprtion gin. 6 Prorm th tst prour s sri in "8 Commissioning" on pg Chks tr hrging rrigrnt r ll stop vlvs opn? Is th mount o rrigrnt, tht hs n, ror on th rrigrnt hrg ll? Mk sur to opn ll stop vlvs tr (pr-) hrging th rrigrnt. Oprting with th stop vlvs los will mg th omprssor To ix th luorint grnhous gss ll 1 Fill in th ll s ollows: Contins luorint grnhous gss 1 = RXXX GWP: XXX 2 = = kg GWP kg = tco 2 q 1000 kg kg I multilingul luorint grnhous gss ll is livr with th unit (s ssoris), pl o th pplil lngug n stik it on top o. Ftory rrigrnt hrg: s unit nm plt itionl rrigrnt mount hrg Totl rrigrnt hrg Grnhous gs missions o th totl rrigrnt hrg xprss s tonns CO 2 quivlnt GWP = Glol wrming potntil In Europ, th grnhous gs missions o th totl rrigrnt 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 o th rrigrnt Totl rrigrnt hrg [in kg] / Fix th ll on th insi o th outoor unit nr th gs n liqui stop vlvs. 6.8 Connting th ltril wiring Prutions whn onnting th ltril wiring DNGER: RISK OF ELECTROCUTION Instllr n usr rrn gui 30 VRV IV systm ir onitionr

31 6 Instlltion ll il wiring n omponnts MUST instll y lins ltriin n MUST omply with th pplil lgisltion. I NOT tory instll, min swith or othr mns or isonntion, hving ontt sprtion in ll pols proviing ull isonntion unr ovrvoltg tgory III onition, MUST instll in th ix wiring. ONLY us oppr wirs. Mk sur th il wiring omplis with th pplil lgisltion. ll il wiring MUST prorm 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 uss or iruit rkrs. Mk sur to instll n rth lkg prottor. Filur to o so my us ltri shok or ir. Whn instlling th rth lkg prottor, mk sur it is omptil with th invrtr (rsistnt to high rquny ltri nois) to voi unnssry opning o th rth lkg prottor. Instll powr ls t lst 1 mtr wy rom tlvisions or rios to prvnt intrrn. Dpning on th rio wvs, istn o 1 mtr my not suiint. tr inishing th ltril work, onirm tht h ltril omponnt n trminl insi th ltril omponnts ox is onnt surly. Mk sur ll ovrs r los or strting up th unit. Do NOT oprt th unit until th rrigrnt piping is omplt. Running th unit or th piping is ry will rk th omprssor. I th powr supply hs missing or wrong N-phs, quipmnt will rk own. Do NOT instll phs vning pitor, us this unit is quipp with n invrtr. phs vning pitor will ru prormn n my us ints. NEVER rmov thrmistor, snsor, t., whn onnting powr wiring n trnsmission wiring. (I oprt without thrmistor, snsor, t., th omprssor my rk own.) VRV IV systm ir onitionr Th rvrs phs prottion ttor o this prout only untions whn th prout strts up. Consquntly rvrs phs ttion is not prorm uring norml oprtion o th prout. Th rvrs phs prottion ttor is sign to stop th prout in th vnt o n normlity whn th prout is strt up. Rpl 2 o th 3 phss (L1, L2, n L3) uring rvrs-phs prottion normlity. Only pplil i th powr supply is thr phs, n th omprssor hs n ON/OFF strting mtho. I thr xists th possiility o rvrs phs tr momntry lk out n th powr gos on n o whil th prout is oprting, tth rvrs phs prottion iruit lolly. Running th prout in rvrs phs n rk th omprssor n othr prts Fil wiring: Ovrviw Fil wiring onsists o powr supply (lwys inluing rth) n inoor-outoor ommunition (= trnsmission) wiring. Exmpl: i h h h g g h h h h h Fil powr supply (with rth lkg prottor) Min swith Erth onntion Outoor unit Inoor unit Usr intr g Inoor powr supply wiring (shth l) (230 V) h Trnsmission wiring (shth l) (16 V) i Outoor powr supply wiring (shth l) Powr supply 3N~ 50 Hz Powr supply 1~ 50 Hz Erth wiring out th ltril wiring It is importnt to kp th powr supply n th trnsmission wiring sprt rom h othr. In orr to voi ny ltril intrrn th istn twn oth wiring shoul lwys t lst 25 mm. B sur to kp th powr lin n trnsmission lin prt rom h othr. Trnsmission wiring n powr supply wiring my ross, ut my not run prlll. Trnsmission wiring n powr supply wiring my not touh intrnl piping (xpt th invrtr PCB ooling pip) in orr to voi wir mg u to high tmprtur piping. Firmly los th li n rrng th ltril wirs so s to prvnt th li or othr prts rom oming loos. Th trnsmission wiring outsi th unit shoul wrpp n rout togthr with th il piping. Instllr n usr rrn gui 31

32 6 Instlltion Fil piping n rout rom ront or ottom o th unit (going lt or right). Rr to "6.4.3 To rout th rrigrnt piping" on pg 21. B sur to ollow th limits low. I th unit-to-unit ls r yon ths limits, it my rsult in mluntion o trnsmission: Mximum wiring lngth: 1000 m. Totl wiring lngth: 2000 m. Mximum intr unit wiring lngth twn outoor units: 30 m. Trnsmission wiring to ool/ht sltor: 500 m. Mximum numr o rnhs: 16. Mximum numr o inpnnt intronntl systms: 10. Up to 16 rnhs r possil or unit-to-unit ling. No rnhing is llow tr rnhing (s igur low) To rout n ix th trnsmission wiring Trnsmission wiring n rout through th ront si only. Fix it to th uppr mounting hol. B h Outoor unit Inoor unit Min lin Brnh lin 1 Brnh lin 2 Brnh lin 3 g No rnh is llow tr rnh h Cntrl usr intr (t...) Outoor/inoor trnsmission wiring B Mstr/slv trnsmission wiring For th ov wiring, lwys us vinyl ors with 0.75 to 1.25 mm 2 shth or ls (2-or wirs). (3-or wir ls r llowl or th oolr/htr hngovr usr intr only.) Guilins whn knoking out knokout hols To punh knokout hol, hit on it with hmmr. tr knoking out th hols, w rommn rmoving ny urrs n pint th gs n rs roun th hols using rpir pint to prvnt rusting. Whn pssing ltril wiring through th knokout hols. prvnt mg to th wirs y wrpping th wiring with prottiv tp, putting th wirs through il suppli prottiv wir onuits t tht lotion, or instll suitl il suppli wir nippls or rur ushings into th knokout hols. g g () Trnsmission wiring (possiility 1) () Trnsmission wiring (possiility 2) (). Fix to pip insultion with ti wrps. Ti wrp. Fix to tory-mount low voltg wiring. Ti wrp. Knokout hol hs to rmov. Clos th hol to voi smll nimls or irt rom ntring. Fix to th init plsti rkts using il suppli lmping mtril. Wiring twn th units (inoor-outoor) (F1/F2 lt) Intrnl trnsmission wiring (Q1/Q2) Plsti rkt Fil suppli lmps To onnt th trnsmission wiring Th wiring rom th inoor units must onnt to th F1/F2 (In Out) trminls on th PCB in th outoor unit. Tightning torqu or th trnsmission wiring trminl srws: Srw siz Tightning torqu (N m) M3.5 (1P) 0.8~0.96 Knokout hol Burr Rmov urrs I thr r ny possiilitis tht smll nimls ntr th systm through th knokout hols, los th hols with pking mtrils (to prpr on-sit) Instllr n usr rrn gui 32 VRV IV systm ir onitionr

33 6 Instlltion In s o singl outoor unit instlltion To rout n ix th powr supply 1P F1 F2 F1 F2 Q1 Q2 Whn routing rth wirs, sur lrn o 25 mm or mor wy rom omprssor l wirs. Filur to osrv this instrution proprly my vrsly t orrt oprtion o othr units onnt to th sm rth. F1 F2 F1 F2 Q1 Q2 TO IN/D UNIT TO OUT/D UNIT TO MULTI UNIT F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 Th powr supply wiring n rout rom th ront n lt si. Fix it to th lowr mounting hol. X1M Outoor unit PCB (1P) Us th onutor o shth wir (2 wir) (no polrity) Trminl or (il supply) Inoor unit Outoor unit In s o multi outoor unit instlltion Q1 Q2 Q1 Q2 1P F1 F2 F1 F2 Q1 Q2 Unit (mstr outoor unit) Unit B (slv outoor unit) Unit C (slv outoor unit) Mstr/slv trnsmission (Q1/Q2) Outoor/inoor trnsmission (F1/F2) Outoor unit/othr systm trnsmission (F1/F2) Th intronnting wiring twn th outoor units in th sm piping systm must onnt to th Q1/Q2 (Out Multi) trminls. Connting th wirs to th F1/F2 trminls rsults in systm mluntion. () Powr supply (possiility 1)() Powr supply (possiility 2)() Powr supply (possiility 3)(). Us onuit. Ti wrp Knokout hol hs to rmov. Clos th hol to voi smll nimls or irt rom ntring. To onnt th powr supply Th wiring or th othr systms must onnt to th F1/F2 (Out-Out) trminls o th PCB in th outoor unit to whih th intronnting wiring or th inoor units is onnt. Nvr onnt th powr supply to trnsmission wiring trminl lok. Othrwis th ntir systm my rk own. Th s unit is th outoor unit to whih th intronnting wiring or th inoor units is onnt. INFORMTION To inish th trnsmission wiring tr instlling th trnsmission wirs insi th unit, wrp thm long with th on-sit rrigrnt pips using inishing tp, s shown in igur low. Liqui pip Gs pip Insultor Trnsmission wiring (F1/F2) Finishing tp Instlltion n routing in s th ool/ht sltor is us: rr to th instlltion mnul o th ool/ht sltor. CUTION Whn onnting th powr supply, th rth onntion must m or th urrnt-rrying onntions r stlish. Whn isonnting th powr supply, th urrnt-rrying onntions must sprt or th rth onntion is. Th lngth o th onutors twn th powr supply strss rli n th trminl lok itsl must s suh tht th urrnt-rrying wirs r tutn or th rth wir is in s th powr supply is pull loos rom th strss rli. Tightning torqu or th trminl srws: Srw siz M8 (powr trminl lok) Tightning torqu (N m) 5.5~7.3 M8 (groun) VRV IV systm ir onitionr Instllr n usr rrn gui 33

34 7 Conigurtion 7.2 Mking il sttings out mking il sttings Rommntions whn onnting th rth wir: Wir it so tht it oms through th ut out stion o th up wshr. (n impropr rth onntion my prvnt goo rthing rom ing hiv.) Th powr supply MUST lmp to th plsti rkt using il suppli lmp mtril to prvnt xtrnl or ing ppli to th trminl. Th grn n yllow strip wir MUST us or rthing only. g h i j k To ontinu th onigurtion o th VRV IV ht pump systm, it is rquir to giv som input to th PCB o th unit. This hptr will sri how mnul input is possil y oprting th push uttons/dip swiths on th PCB n ring th k rom th 7 sgmnt isplys. Mking sttings is on vi th mstr outoor unit. Nxt to mking il sttings it is lso possil to onirm th urrnt oprtion prmtrs o th unit. Push uttons n DIP swiths g j k h i Powr supply (380~415 V, 3N~ 50 Hz) Fus Erth lkg prottor Erth wir Powr supply trminl lok Connt h powr wir: RED to L1, WHT to L2, BLK to L3 n BLU to N Erth wir (GRN/YLW) Clmp th powr supply to th plsti rkt using il suppli lmp to prvnt xtrnl or ing ppli to th trminl. Clmp (il suppli) Cup wshr Whn onnting th rth wir, it is rommn to prorm urling. Itm Push uttons Dsription By oprting th push uttons it is possil to: Prorm spil tions rrigrnt hrg, tstrun, t). (utomti Prorm il sttings (mn oprtion, low nois, t). DIP swiths By oprting th DIP swiths it is possil to: DS1 (1): COOL/HET sltor (rr to th mnul o th ool/ht sltor swith). OFF=not instll=tory stting DS1 (2~4): NOT USED. DO NOT CHNGE THE FCTORY SETTING. DS2 (1~4): NOT USED. DO NOT CHNGE THE FCTORY SETTING. S lso: Multipl outoor units "7.2.2 Fil stting omponnts" on pg 35 To onnt th powr supply or multipl outoor units to h othr, ring tongus hv to us. No r l n us. "7.2.3 To ss th il stting omponnts" on pg 35 In tht s, th ring wshr tht is instll y ult shoul rmov. tth oth ls to th powr supply trminl s init low: L1 L2 L2 N PC onigurtor For VRV IV ht pump systm it is ltrntivly possil to mk svrl ommissioning il sttings through prsonl omputr intr (or this, option EKPCCB is rquir). Th instllr n prpr th onigurtion (o-sit) on PC n trwrs uplo th onigurtion to th systm. S lso: "7.2.9 To onnt th PC onigurtor to th outoor unit" on pg 39. Mo 1 n 2 Mo 7 Conigurtion Mo Ovrviw: Conigurtion (monitoring sttings) This hptr sris wht you hv to o n know to onigur th systm tr it is instll. Mo 2 (il sttings) It ontins inormtion out: Dsription Mo 1 n us to monitor th urrnt sitution o th outoor unit. Som il stting ontnts n monitor s wll. Mo 2 is us to hng th il sttings o th systm. Consulting th urrnt il stting vlu n hnging th urrnt il stting vlu is possil. In gnrl, norml oprtion n rsum without spil intrvntion tr hnging il sttings. Mking il sttings Using th lk ttion untion INFORMTION Som il sttings r us or spil oprtion (.g., 1 tim oprtion, rovry/ vuuming stting, mnul ing rrigrnt stting, t.). In suh s, it is rquir to ort th spil oprtion or norml oprtion n rstrt. It will init in low xplntions. It is importnt tht ll inormtion in this hptr is r squntilly y th instllr n tht th systm is onigur s pplil. DNGER: RISK OF ELECTROCUTION S lso: "7.2.4 To ss mo 1 or 2" on pg 35 Instllr n usr rrn gui 34 VRV IV systm ir onitionr

35 7 Conigurtion "7.2.5 To us mo 1" on pg "7.2.6 To us mo 2" on pg 36 To ss mo 1 or 2 Initilistion: ult sitution "7.2.7 Mo 1: Monitoring sttings" on pg 36 "7.2.8 Mo 2: Fil sttings" on pg B sur to turn on th powr 6 hours or oprtion in orr to hv powr running to th rnks htr n to prott th omprssor. Fil stting omponnts Lotion o th 7 sgmnt isplys, uttons n DIP swiths: X Disply Stg DS1 DS2 BS1 BS2 BS3 BS1 BS2 BS3 DS1, DS2 Turn on th powr supply o th outoor unit n ll inoor units. Whn th ommunition twn inoor units n outoor unit(s) is stlish n norml, th 7 sgmnt isply inition stt will s low (ult sitution whn shipp rom tory). MODE: For hnging th st mo SET: For il stting RETURN: For il stting DIP swiths 7 sgmnt isplys Push uttons To ss th il stting omponnts It is not rquir to opn th omplt ltroni omponnt ox to ss th push uttons on th PCB n r out th 7 sgmnt isply(s). To ss you n rmov th ront insption ovr o th ront plt (s igur). Now you n opn th insption ovr o th ltril omponnt ox ront plt (s igur). You n s th thr push uttons n th thr 7 sgmnt isplys n DIP swiths. Whn turning on th powr supply: lshing s init. First hks on powr supply r xut (1~2 min). Whn no troul ours: light s init (8~10 min). Ry or oprtion: lnk isply inition s init. 7 sgmnt isply initions: O Blinking On Whn ov sitution nnot onirm tr 12 min, th mluntion o n hk on th inoor unit usr intr n th outoor unit 7 sgmnt isply. Solv th mluntion o oringly. Th ommunition wiring shoul hk t irst. ss BS1 is us to hng th mo you wnt to ss. ss Mo 1 tion Push BS1 on tim. 7 sgmnt isply inition hngs to: Mo 2 Push BS1 or t lst 5 sons. 2 7 sgmnt isply inition hngs to: INFORMTION Front plt Min PCB with 3 7 sgmnt isplys n 3 push uttons Eltril omponnt ox srvi ovr I you gt onus in th mil o th pross, push BS1. Thn it rturns to il sitution (no inition on 7 sgmnt isplys: lnk, rr to "7.2.4 To ss mo 1 or 2" on pg 35. Oprt th swiths n push uttons with n insult stik (suh s los ll-point pn) to voi touhing o liv prts Mk sur to r-tth th insption ovr into th ltroni omponnt ox ovr n to los th ront plt's insption ovr tr th jo is inish. During oprtion o th unit th ront plt o th unit shoul tth. Sttings r still possil to m through th insption opning. To us mo 1 Mo 1 is us to st si sttings n to monitor th sttus o th unit. Wht Chnging n ssing th stting in mo 1 Mk sur tht ll outsi pnls, xpt or th srvi ovr on th ltril omponnt ox, r los whil working. Clos th li o th ltril omponnt ox irmly or turning on th powr. VRV IV systm ir onitionr How On mo 1 is slt (push BS1 on tim), you n slt th wnt stting. It is on y pushing BS2. ssing th slt stting's vlu is on y pushing BS3 on tim. To quit n rturn to th initil sttus Prss BS1. Exmpl: Chking th ontnt o prmtr [1 10] (to know how mny inoor units r onnt to th systm). Instllr n usr rrn gui 35