Installer and user reference guide

Transcription

1 Instllr n usr rrn gui VRV IV-S systm ir onitionr RXYSQ8TMY1B RXYSQ10TMY1B RXYSQ12TMY1B Instllr n usr rrn gui VRV IV-S systm ir onitionr English

2 Tl o Contnts Tl o Contnts 1 Gnrl sty prutions Aout th oumnttion Mning o wrnings n symols For th usr For th instllr Gnrl Instlltion sit Rrigrnt Brin Wtr Eltril Aout th oumnttion Aout this oumnt... 6 For th instllr 7 3 Aout th ox Ovrviw: Aout th ox Outoor unit To unpk th outoor unit To hnl th outoor unit To rmov th ssoris rom th outoor unit To rmov th trnsporttion sty Aout th units n options Ovrviw: Aout th units n options Intiition Intiition ll: Outoor unit Aout th outoor unit Systm lyout Comining units n options Aout omining units n options Possil omintions o inoor units Possil options or th outoor unit Prprtion Ovrviw: Prprtion Prpring instlltion sit Instlltion sit rquirmnts o th outoor unit Aitionl instlltion sit rquirmnts o th outoor unit in ol limts Suring sty ginst rrigrnt lks Prpring rrigrnt piping Rrigrnt piping rquirmnts Rrigrnt piping mtril To slt th piping siz To slt rrigrnt rnh kits Rrigrnt piping lngth n hight irn Prpring ltril wiring Aout ltril omplin Sty vi rquirmnts Instlltion Ovrviw: Instlltion Opning th units Aout opning th units To opn th outoor 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 rom lling ovr Instllr n usr rrn gui Connting th rrigrnt piping Aout onnting th rrigrnt piping Prutions whn onnting th rrigrnt piping Pip ning guilins To rz th pip n Using th stop vlv n srvi port To rmov th pinh pips To onnt th rrigrnt piping to th outoor unit To onnt th rrigrnt rnhing kit Chking th rrigrnt piping Aout 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 Aout hrging rrigrnt Prutions whn hrging rrigrnt To trmin th itionl rrigrnt mount To hrg rrigrnt Error os whn hrging rrigrnt To ix th luorint grnhous gss ll Connting th ltril wiring Aout onnting th ltril wiring Prutions whn onnting ltril wiring Guilins whn knoking out knokout hols Guilins whn onnting th ltril wiring To onnt th ltril wiring on th outoor unit Finishing th outoor unit instlltion To inish th trnsmission wiring To los th outoor unit Conigurtion Ovrviw: Conigurtion Mking il sttings Aout mking il sttings To ss th il stting omponnts Fil stting omponnts To ss mo 1 or To us mo To us mo Mo 1 (n ult sitution): Monitoring sttings Mo 2: Fil sttings To onnt th PC onigurtor to th outoor unit Enrgy sving n optimum oprtion Avill min oprtion mthos Avill omort sttings Exmpl: Automti mo uring ooling Exmpl: Automti mo uring hting Commissioning Ovrviw: Commissioning Prutions whn ommissioning Chklist or ommissioning Chklist uring ommissioning Aout tst run To prorm tst run (7-LEDs isply) To prorm tst run (7-sgmnts isply) 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 Chklist or yrly mintnn o th outoor unit Aout srvi mo oprtion To us vuum mo VRV IV-S systm ir onitionr

3 1 Gnrl sty prutions To rovr rrigrnt Troulshooting Ovrviw: Troulshooting Prutions whn troulshooting Solving prolms s on rror os Error os: Ovrviw Disposl Thnil t Ovrviw: Thnil t Dimnsions: Outoor unit Srvi sp: Outoor unit Componnts: Outoor unit Piping igrm: Outoor unit Wiring igrm: Outoor unit Thnil spiitions: Outoor unit Cpity tl: Inoor unit For th usr Aout th systm Systm lyout Usr intr Bor oprtion Oprtion Oprtion rng Oprting th systm Aout oprting th systm Aout ooling, hting, n only, n utomti oprtion Aout th hting oprtion To oprt th systm Using th ry progrm Aout th ry progrm To us th ry progrm Ajusting th ir low irtion Aout th ir low lp Stting th mstr usr intr Aout stting th mstr usr intr To signt th mstr usr intr (VRV DX) To signt th mstr usr intr (RA DX) Aout ontrol systms Enrgy sving n optimum oprtion Avill min oprtion mthos Avill omort sttings Mintnn n srvi Mintnn tr long stop prio Mintnn or long stop prio Aout th rrigrnt Atr-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 ir onitionr trouls Symptom: Th systm os not oprt Symptom: Fn oprtion is possil, ut ooling n hting o not work Symptom: Th n strngth os not orrspon to th stting Symptom: Th n irtion os not orrspon to th stting VRV IV-S systm ir onitionr Symptom: Whit mist oms out o unit (Inoor unit) 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 69 1 Gnrl sty 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, 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 uthoriz instllr Mning o 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 o xtrm hot or ol tmprturs. 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. INFORMATION Inits usul tips or itionl inormtion. Instllr n usr rrn gui 3

4 1 Gnrl sty prutions 1.2 For th usr 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. WARNING 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. WARNING Mk sur instlltion, tsting n ppli mtrils omply with pplil lgisltion (on top o th instrutions sri in th Dikin oumnttion). CAUTION Wr qut prsonl prottiv quipmnt (prottiv glovs, sty 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: suotion. DANGER: 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. 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 mluntions, smok or ir. CAUTION Do NOT touh th ir inlt or luminum 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, Also, 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 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. Mk sur th unit is lvl. Do NOT instll th unit in th ollowing pls: In potntilly xplosiv tmosphrs. Instllr n usr rrn gui 4 VRV IV-S systm ir onitionr

5 1 Gnrl sty prutions 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. WARNING During tsts, NEVER prssuriz th prout with prssur highr thn th mximum llowl prssur (s init on th nmplt o th unit). WARNING 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. WARNING Alwys rovr th rrigrnt. Do NOT rls thm irtly into th nvironmnt. Us vuum pump to vut th instlltion. Atr 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. WARNING 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 A siphon tu is prsnt (i.., th ylinr is mrk with "Liqui illing siphon tth") A siphon tu is NOT prsnt Opn rrigrnt ylinrs slowly. Thn Chrg with th ylinr upright. Chrg with th ylinr upsi own. Chrg th rrigrnt in liqui orm. Aing it in gs orm my prvnt norml oprtion. CAUTION 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. WARNING Th sltion o th rin MUST in orn with th pplil lgisltion. WARNING Tk suiint prutions in s o rin lkg. I rin lks, vntilt th r immitly n ontt your lol lr. WARNING 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. WARNING 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. VRV IV-S systm ir onitionr Instllr n usr rrn gui 5

6 2 Aout th oumnttion Eltril DANGER: 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. WARNING 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, shll instll in th ix wiring. WARNING ONLY us oppr wirs. Mk sur th il wiring omplis with th pplil lgisltion. All 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. 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 low. 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. 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 rom tlvisions or rios to prvnt intrrn. Dpning on th rio wvs, istn o 1 mtr my not suiint. WARNING Atr 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 Aout th oumnttion 2.1 Aout this oumnt Trgt uin Authoris instllrs + n usrs INFORMATION 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 6 VRV IV-S systm ir onitionr

7 3 Aout th ox Instllr n usr rrn gui: Prprtion o th instlltion, thnil spiitions, 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. All othr lngugs r trnsltions. For th instllr 3 Aout th ox 3.1 Ovrviw: Aout 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 units Rmoving th ssoris rom th units Rmoving th trnsporttion sty Kp th ollowing in min: At livry, th unit must hk or mg. Any 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: HP 2 Frgil, hnl th unit with r. Kp th unit upright in orr to voi omprssor mg. Choos on orhn th pth long whih th unit is to rought in. 3.2 Outoor unit To unpk th outoor unit To hnl th outoor unit Crry th unit slowly s shown: HP 2 CAUTION To voi injury, o NOT touh th ir inlt or luminum ins o th unit Forklit. As long s th unit rmins on its pllt, you n lso us orklit. Crn. In s o RXYSQ10+12, you n lso us rn n lit th unit s ollows: 2 VRV IV-S systm ir onitionr Instllr n usr rrn gui 7

8 4 Aout th units n options Liting hook 2 vrtil rops (t lst 8 m n Ø20 mm) to lit th unit 1 horizontl rop (lso ix to th liting hook) to prvnt th unit rom ropping Prottiv mtril (rgs, sot mtril) twn th rops n th sing to prott th sing 3 (12.3 N m) 1 WARNING Th unit's ntr o grvity vits to th right si (omprssor si). I you lit th unit using rn n you o not ix horizontl rop to th liting hook s shown, th unit might rop To rmov th ssoris rom th outoor unit 1 Rmov th srvi ovr. S "6.2.2 To opn th outoor unit" on pg Rmov th ssoris. 8 HP HP 4 Aout th units n options 4.1 Ovrviw: Aout th units n options This hptr ontins inormtion out: 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. 4.2 Intiition 1 1 Whn instlling or srviing svrl units t th sm tim, mk sur NOT to swith th srvi pnls twn irnt mols g g Gnrl sty prutions Outoor unit instlltion n oprtion mnul Fluorint grnhous gss ll Instlltion inormtion stikr Gs piping ssory 1 (8 HP: Ø19.1 mm; 10 HP: Ø22.2 mm; 12 HP: Ø25.4 mm) Gs piping ssory 2 (8 HP: Ø19.1 mm; 10 HP: Ø22.2 mm; 12 HP: Ø25.4 mm) Cl ti To rmov th trnsporttion sty Mol intiition Exmpl: R X Y S Q 12 TM Y1 B [*] Co Explntion R Outoor ir ool X Ht pump (no ontinuous hting) I th unit is oprt with th trnsporttion sty tth, norml virtion or nois my gnrt. Y Singl moul S S sris Q Rrigrnt R410A 8~12 Cpity lss TM VRV IV sris Y1 Powr supply B Europn mrkt [*] Minor mol hng inition Th trnsporttion sty instll ovr th omprssor lg or protting th unit uring trnsport must rmov. Pro s shown in th igur n prour low. 1 Slightly loosn th ixing nut (). 2 Rmov th trnsporttion sty () s shown in th igur low. Tightn th ixing nut () gin. Instllr n usr rrn gui 8 Lotion 2 (8 HP) 5 (=2+3) (10+12 HP) Only or RXYSQ Intiition ll: Outoor unit VRV IV-S systm ir onitionr

9 5 Prprtion 4.3 Aout th outoor unit This instlltion mnul onrns th VRV IV-S, ull invrtr rivn, ht pump systm. Ths units r intn or outoor instlltion n im or ir to ir ht pump pplitions. Spiition VRV IV-S systm ir onitionr RXYSQ8~12 Cpity Hting 25.0~37.5 kw Amint sign tmprtur Cooling Hting Cooling 4.4 Systm lyout 22.4~33.5 kw 20~15.5 C WB 5~52 C DB Dsign o th systm must not on t tmprturs low 15 C. INFORMATION Not ll omintions o inoor units r llow, or guin, s "4.5.2 Possil omintions o inoor units" on pg 9. g g VRV IV-S Ht pump outoor unit Rrigrnt piping VRV irt xpnsion (DX) inoor unit Usr intr (it pning on inoor unit typ) BP ox (rquir to onnt Rsintil Air (RA) or Sky Air (SA) irt xpnsion (DX) inoor units) Rsintil Air (RA) irt xpnsion (DX) inoor units Usr intr (wirlss, it pning on inoor unit typ) 4.5 Comining units n options Aout 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-S ht pump. Th VRV IV-S ht pump systm n omin with svrl typs o inoor units n is intn or R410A us only. For n ovrviw whih units r vill you n onsult th prout tlogu or VRV IV-S. An 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, 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-S 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). g SA/RA (Sky Air/Rsintil Air) irt xpnsion (DX) inoor units (ir to ir pplitions). Furthr rrr to s RA DX inoor units. Ths inoor units rquir BP ox. AHU (ir to ir pplitions): EKEXV-kit+EKEQ-ox r rquir, pning on pplition. Airurtin (ir to ir pplitions): CYV/CAV (Bil) sris, pning on pplition. INFORMATION Comintion o VRV DX n RA DX inoor units is not llow. Comintion o RA DX n AHU inoor units is not llow. Comintion o RA DX n irurtin inoor units is not llow Possil options or th outoor unit INFORMATION Rr to th thnil nginring t or th ltst option nms. Rrigrnt rnhing kit Rnt hr Rnt joint Dsription KHRQ22M29H KHRQ22M64H KHRQ22M20T KHRQ22M29T9 KHRQ22M64T Mol nm For th sltion o th optiml rnhing kit, pls rr to "5.3.4 To slt rrigrnt rnh kits" on pg 14. Extrnl ontrol ptor (DTA104A61/62) 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. Th xtrnl ontrol ptr hs to instll in th inoor unit. PC onigurtor l (EKPCCAB) You n mk svrl ommissioning il sttings through prsonl omputr intr. For this option EKPCCAB is rquir whih is it l to ommunit with th outoor unit. Th usr intr sotwr is vill on 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 instlltion sit Do NOT instll th unit in pls otn us s work pl. In s o onstrution works (.g. grining works) whr lot o ust is rt, th unit must ovr. Instllr n usr rrn gui 9

10 5 Prprtion Choos th instlltion lotion with suiint pl or rrying th unit in n out o th sit Instlltion sit rquirmnts o th outoor unit INFORMATION Also r th ollowing rquirmnts: Gnrl instlltion sit rquirmnts. S th "Gnrl sty prutions" hptr. Srvi sp rquirmnts. S th "Thnil t" hptr. Rrigrnt piping rquirmnts (lngth, hight irn). S urthr in this "Prprtion" hptr. CAUTION Applin 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. This is lss A 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. (mm) Soun snsitiv rs (.g. nr room n th lik), so tht th oprtion nois will us no troul. Not: I 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 rltions. 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. It is NOT rommn to instll th unit in th ollowing pls us it my shortn th li o th unit: Whr th voltg lututs 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 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. 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. Slt pl whr rin n voi s muh s possil. Tk r tht in th vnt o wtr lk, wtr nnot us ny mg to th instlltion sp n surrounings. Choos lotion whr th hot/ol ir ishrg rom th unit or th oprtion nois, will NOT istur nyon. Ht xhngr ins r shrp n injury is possil. Choos n instlltion lotion whr thr is no risk or injury (spilly in rs whr hilrn ply). Do NOT instll th unit in th ollowing pls: S win Builing Outoor unit Winrkr Strong wins ( 18 km/h) lowing ginst th outoor unit s ir outlt uss short iruit (sution o ishrg ir). This my rsult in: triortion o th oprtionl pity; rqunt rost lrtion in hting oprtion; isruption o oprtion u to rs o low prssur or inrs o high prssur; rokn n (i strong win lows ontinuously on th n, it my strt rotting vry st, until it rks). It is rommn to instll l plt whn th ir outlt is xpos to win. Turn th ir outlt si towrs th uiling's wll, n or srn. Instllr n usr rrn gui 10 VRV IV-S systm ir onitionr

11 5 Prprtion Whn oprting th unit in hting 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: TAO ( C WB) Mk sur thr is nough instlltion sp 10 St th ir outlt si t right ngl to th irtion o th win TAI ( C DB) Wrming up oprtion rng Oprtion rng TAI Amint inoor tmprtur Prviling win irtion Air outlt TAO Amint outoor tmprtur I th unit is slt to oprt t mint tmprturs lowr thn 5 C or 5 ys or longr, with rltiv humiity lvls xing 95%, w rommn to pply Dikin rng spiilly sign or suh pplition n/or to ontt your lr or urthr vi. Aitionl instlltion sit rquirmnts o th outoor unit in ol limts Prott th outoor unit ginst irt snowll n tk r tht th outoor unit is NEVER snow up Suring sty ginst rrigrnt lks Aout 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. This systm uss R410A s rrigrnt. R410A itsl is n ntirly s non-toxi, non-omustil rrigrnt. Nvrthlss r must tkn to nsur tht ir onitioning ilitis r 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. Aout 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. Snow ovr or sh Pstl (minimum hight = 150 mm) Prviling win irtion Air outlt 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. Aoring to th pproprit Europn Stnr, th mximum llow onntrtion lvl o rrigrnt to humnly sp or R410A is limit to 0.44 kg/m3. VRV IV-S systm ir onitionr Instllr n usr rrn gui 11

12 5 Prprtion 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 Chk th mximum onntrtion lvl in orn with stps 1 to 4 low n tk whtvr tion is nssry to omply. 1 Clult th mount o rrigrnt (kg) hrg to h systm sprtly. Formul A B C A+B=C Amount o rrigrnt in singl unit systm (mount o rrigrnt with whih th systm is hrg or lving th tory) Aitionl hrging mount (mount o rrigrnt lolly in orn with th lngth or imtr o th rrigrnt piping) 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. 2 Clult th volum o th room (m 3 ) 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. D Whr thr r no smllr room ivisions: 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 INFORMATION Also r th prutions n rquirmnts in th "Gnrl sty prutions" hptr. Th rrigrnt R410A 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: R410A os not ontin ny hlorin, os not stroy th ozon lyr, n os not ru rth's prottion ginst hrmul ultrviolt rition. R410A n ontriut slightly to th grnhous t i it is rls. Thror w shoul tk 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. E Whr thr is room ivision, ut thr is n opning twn th rooms suiintly lrg to prmit r low o ir k n orth. Opning twn th rooms Prtition (Whr thr is n opning without oor or whr thr r opnings ov n low th oor whih r h quivlnt in siz to 0.15% or mor o th loor r.) Rrigrnt piping mtril Piping mtril: Phosphori i oxiis smlss oppr. Piping tmpr gr n thiknss: Outr imtr (Ø) 6.4 mm (1/4") 9.5 mm (3/8") 12.7 mm (1/2") Tmpr gr Annl (O) Thiknss (t) () 0.80 mm 15.9 mm (5/8") Annl (O) 0.99 mm 19.1 mm (3/4") 22.2 mm (7/8") Hl hr (1/2H) 0.80 mm 25.4 mm (1") Hl hr (1/2H) 0.88 mm 28.6 mm (1 1/8") Hl hr (1/2H) 0.99 mm () 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. Ø t Instllr n usr rrn gui 12 VRV IV-S systm ir onitionr

13 5 Prprtion To slt th piping siz Dtrmin th propr siz rrring to ollowing tls n rrn igur (only or inition). VRV DX INFORMATION Comintion o VRV DX n RA DX inoor units is not llow. Comintion o RA DX n AHU inoor units is not llow. Comintion o RA DX n irurtin inoor units is not llow. INFORMATION In s o RXYSQ8: I you instll RA DX inoor units, you hv to onigur il stting [2 41] (= typ o instll inoor units). S "7.2.8 Mo 2: Fil sttings" on pg 33. In s o RXYSQ10+12: Th typ o inoor units is tt utomtilly. B-1 B A 2 C-1 C-2 C-3 C-4 E E E E RA DX 4 D 4 D A Outoor unit 2 Rrigrnt rnh kits 3-1~3-4 VRV DX inoor units 4 BP units 5 RA DX inoor units A Piping twn outoor unit n (irst) rrigrnt rnh kit B-1 B-2 Piping twn rrigrnt rnh kits C-1~C-4 Piping twn rrigrnt rnh kit n inoor unit D Piping twn rrigrnt rnh kit n BP unit E Piping twn BP unit n RA DX inoor unit 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 23. A: Piping twn outoor unit n (irst) rrigrnt rnh kit 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. Outoor unit pity typ (HP) Outoor unit Min pips Inrs First rrigrnt rnh kit Inoor unit Piping outr imtr siz (mm) Gs pip Liqui pip Stnr Siz-up Stnr Siz-up () () () () I siz is NOT vill, inrs is NOT llow. I siz is NOT vill, inrs to 28.6 mm is llow. B: 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 Piping outr imtr siz (mm) Gs pip Liqui pip < x< x< x< Exmpl: Downstrm pity or B-1 = pity inx o unit pity inx o unit 3-2 C: Piping twn rrigrnt rnh kit n inoor unit Us th sm imtrs s th onntions (liqui, gs) on th inoor units. Th imtrs o th inoor units r s ollows: Inoor unit pity inx Piping outr imtr siz (mm) Gs pip Liqui pip 15~ ~ D: Piping twn rrigrnt rnh kit n BP unit Totl pity inx o onnt inoor units Piping outr imtr siz (mm) Gs pip Liqui pip 15~ ~ ~ VRV IV-S systm ir onitionr Instllr n usr rrn gui 13

14 5 Prprtion E: Piping twn BP unit n RA DX inoor unit Inoor unit pity inx Piping outr imtr siz (mm) Gs pip Liqui pip 15~ To slt rrigrnt rnh kits For piping xmpl, rr to "5.3.3 To slt th piping siz" on pg 13. Rnt joint t irst rnh (ounting rom outoor unit) 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. Exmpl: Rnt joint A B 1. Outoor unit pity typ (HP) Rrigrnt rnh kit 8+10 KHRQ22M29T9 12 KHRQ22M64T Rnt joints t othr rnhs For rnt joints othr thn th irst rnh, slt th propr rnh kit mol s on th totl pity inx o ll inoor units onnt tr th rrigrnt rnh. Exmpl: Rnt joint B 1 C 1. Inoor unit pity inx Rnt hrs Rrigrnt rnh kit <200 KHRQ22M20T 200 x< x<390 KHRQ22M29T9 KHRQ22M64T Conrning rnt hrs, hoos rom th ollowing tl in orn with th totl pity o ll th inoor units onnt low th rnt hr. Inoor unit pity inx Rrigrnt rnh kit <200 KHRQ22M29H 200 x< x<390 INFORMATION KHRQ22M64H Mximum 8 rnhs n onnt to hr Rrigrnt piping lngth n hight irn Th piping lngths n hight irns must omply with th ollowing rquirmnts. Two pttrns will isuss: Outoor with 100% VRV DX inoor units Outoor with 100% RA DX inoor units Mximum tul piping lngth Rquirmnt Exmpl 1.1, unit 8: g+p Limit Exmpl 1.2, unit 6: ++h Limit Exmpl 1.2, unit 8: +i+k Limit Exmpl 1.3, unit 8: +i Limit Exmpl 2, unit 18: ++m Limit Limit RXYSQ8 RXYSQ10 RXYSQ12 VRV DX RA DX VRV DX RA DX VRV DX RA DX 100 m 80 m 120 m 80 m 120 m 80 m Mximum quivlnt piping lngth () 130 m 100 m 150 m 100 m 150 m 100 m Mximum totl piping lngth Exmpl 1.1: g+h+i+j+k+l+m+n+p Limit Exmpl 2: g+h+i+j+k+l+m Limit Minimum lngth outoor-irst rrigrnt rnh kit Exmpl 2: Limit Mximum lngth irst rnh kit-inoor unit Exmpl 1.1, unit 8: +++++g+p Limit Exmpl 1.2, unit 6: +h Limit Exmpl 1.2, unit 8: i+k Limit Exmpl 1.3, unit 8: i Limit Exmpl 2, unit 18: +m Limit Mximum lngth outoor-bp Exmpl 2, BP3: + Limit Minimum n mximum lngth BP-inoor Exmpl 2, unit 18: Min. m Mx m 300 m 140 m 300 m 140 m N/A 5 m N/A 5 m N/A 5 m 40 m 40 m 40 m 40 m 40 m 40 m N/A 55 m N/A 55 m N/A 55 m Inoor unit pity inx<60 N/A 2~15 m N/A 2~15 m N/A 2~15 m Inoor unit pity inx=60 N/A 2~12 m N/A 2~12 m N/A 2~12 m Inoor unit pity inx=71 N/A 2~8 m N/A 2~8 m N/A 2~8 m Instllr n usr rrn gui 14 VRV IV-S systm ir onitionr

15 5 Prprtion Rquirmnt Limit RXYSQ8 Mximum hight irn outoor-inoor Outoor highr thn inoor RXYSQ10 RXYSQ12 VRV DX RA DX VRV DX RA DX VRV DX RA DX 50 m 30 m 50 m 30 m 50 m 30 m Exmpls: H1 Limit Outoor lowr thn inoor 40 m Mximum hight irn inoor-inoor 40 m 40 m 15 m 15 m 15 m 15 m 15 m 15 m N/A 30 m N/A 30 m N/A 30 m N/A 15 m N/A 15 m N/A 15 m N/A 5m N/A 5m N/A 5m Exmpls: H2 Limit Mximum hight irn outoor-bp Exmpl 2: H3 Limit Mximum hight irn BP-BP Exmpl 2: H4 Limit Mximum hight irn BP-inoor Exmpl 2: H5 Limit () Assum 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). Exmpl 1 (VRV DX inoor units) Exmpl 2 (RA DX inoor units) Exmpl 1.1 A B h 1 C i D j 2 3 g E k F l 4 G m 5 n 6 p 7 H2 H1 H1 A H1 1 2 B H4 g 6 j 7 8 h g k 11 H2 BP2 j k i BP1 i H3 8 Exmpl 1.2 A H2 h BP3 l 17 H5 m 18 Exmpl 1.3 H1 1~8 11~ g h 7 H2 i 8 Rnt joint Rnt hr BP ox VRV DX inoor units RA DX inoor units Mol Prpring ltril wiring Aout ltril omplin This quipmnt omplis with: EN/IEC provi tht th short-iruit powr Ss is grtr thn or qul to th minimum Ss 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 A n 75 A 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 Ss grtr thn or qul to th minimum Ss vlu. VRV IV-S systm ir onitionr Minimum Ss vlu RXYSQ8 910 kva RXYSQ kva RXYSQ kva 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. Sltion n sizing o th wiring shoul on in orn with th pplil lgisltion s on th inormtion mntion in th tl low. Mol Minimum iruit mpity Rommn uss RXYSQ A 25 A RXYSQ10 22 A 25 A RXYSQ12 24 A 32 A Instllr n usr rrn gui 15

16 6 Instlltion For ll mols: Phs n rquny: 3N~ 50 Hz Voltg: V Trnsmission lin stion: Trnsmission wiring Mximum wiring lngth (= istn twn outoor n urthst inoor unit) Totl wiring lngth (= istn twn outoor n ll inoors) Vinyl ors with 0.75 to 1.25 mm² shth or ls (2 or wirs) 300 m 600 m I th totl trnsmission wiring xs ths limits, it my rsult in ommunition rror. 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: Mounting th outoor unit. Mounting th inoor units. Connting th rrigrnt piping. Chking th rrigrnt piping. Chrging rrigrnt. Connting th ltril wiring. Finishing th outoor instlltion. Finishing th inoor instlltion. INFORMATION For instlltion o th inoor unit (mounting th inoor unit, onnting th rrigrnt piping to th inoor unit, onnting th ltril wiring to th inoor unit ), s th instlltion mnul o th inoor unit. 6.2 Opning th units Aout opning th units 8 HP HP Mounting th outoor unit Aout mounting th outoor unit Typil worklow Mounting th outoor unit typilly onsists o th ollowing stgs: 1 Proviing th instlltion strutur. 2 Instlling th outoor unit. 3 Proviing ring. 4 Prvnting th outoor unit rom lling ovr. 5 Protting th unit ginst snow n win y instlling snow ovr n l plts. S "Prpring instlltion sit" in "5 Prprtion" on pg Prutions whn mounting th outoor unit INFORMATION Also r th prutions n rquirmnts in th ollowing hptrs: Gnrl sty prutions Prprtion To provi th instlltion strutur Chk th strngth n lvl o th instlltion groun so tht th unit will not us ny oprting virtion or nois. Fix th unit surly y mns o ountion olts in orn with th ountion rwing. Prpr 4 sts o nhor olts, nuts n wshrs (il supply) s ollows: At rtin tims, you hv to opn th unit. Exmpl: Whn onnting th rrigrnt 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 DANGER: RISK OF ELECTROCUTION DANGER: RISK OF BURNING Instllr n usr rrn gui 16 VRV IV-S systm ir onitionr

17 6 Instlltion I you instll th unit on rm, instll wtrproo plt within 150 mm o th ottom si o th unit in orr to prvnt th invsion o wtr in th unit n to voi th rin wtr ripping (s th ollowing illustrtion). 4 M12 0 >150 5) 35 ) ~ (3 85~ 50 (4 :3 0 P 49 : P H H (mm) I rin hols o th outoor unit r ovr y mounting s or y loor sur, ris th unit to provi r sp o mor thn 150 mm unr th outoor unit. Mk sur not to ovr th rin hols. 150 mm INFORMATION Th rommn hight o th uppr protruing prt o th olts is 20 mm. 20 Drin hols (imnsions in mm) Mol Bottom viw (mm) RXYSQ Fix th outoor unit to th ountion olts using nuts with rsin wshrs (). I th oting on th stning r is stripp o, th nuts rust sily RXYSQ To instll th outoor unit M Drin hols To prvnt th outoor unit rom lling ovr In s th unit is instll in pls whr strong win n tilt th unit, tk ollowing msur: Connt ls (il supply) s shown 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. 4 Prpr wtr ring hnnl roun th ountion to rin wst wtr surrouning th unit. Avoi rin wtr lowing ovr th ootpth, so tht it os not om slippry in s o mint rzing tmprturs. VRV IV-S systm ir onitionr Instllr n usr rrn gui 17

18 6 Instlltion 6.4 Connting th rrigrnt piping Aout onnting th rrigrnt piping Bor onnting th rrigrnt piping Mk sur th outoor n inoor units r mount. Typil worklow Connting th rrigrnt piping involvs: Connting th rrigrnt piping to th outoor unit Connting rrigrnt rnh kits Connting th rrigrnt piping to th inoor units (s th instlltion mnul o th inoor units) Insulting th rrigrnt piping Kping in min th guilins or: Pip ning Brzing Using th stop vlvs Rmoving pinh pips Prutions whn onnting th rrigrnt piping INFORMATION Also r th prutions n rquirmnts in th ollowing hptrs: Gnrl sty prutions Prprtion DANGER: RISK OF BURNING Tk th ollowing prutions on rrigrnt piping into ount: Avoi nything ut th signt rrigrnt to gt mix into th rrigrnt yl (.g. ir). Only us R410A whn ing rrigrnt. Only us instlltion tools (.g. mniol gug st) tht r xlusivly us or R410A instlltions to withstn th prssur n to prvnt orign mtrils (.g. minrl oils n moistur) rom mixing into th systm. Prott th piping s sri in th ollowing tl to prvnt irt, liqui or ust rom ntring th piping. Us ution whn pssing oppr tus through wlls. Unit Instlltion prio Prottion mtho Outoor unit >1 month Pinh th pip Inoor unit INFORMATION <1 month Pinh or tp th pip Rgrlss o th prio Do NOT opn th rrigrnt stop vlv or hking th rrigrnt piping. Whn you n to hrg itionl rrigrnt it is rommn to opn th rrigrnt stop vlv tr hrging To rz th pip n Prutions whn onnting il piping. A rzing mtril s shown in th igur. Ø >Ø 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 (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 igur low shows th nm o h prt rquir in hnling th stop vlv. Th stop vlv is tory los. Srvi port n srvi port ovr Stop vlv Fil piping onntion Stop vlv ovr Pip ning guilins Us pip nr or ning. All pip ns shoul s gntl s possil (ning rius shoul 30~40 mm or lrgr). Instllr n usr rrn gui 18 VRV IV-S systm ir onitionr

19 6 Instlltion 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. 3 Whn th stop vlv nnot turn ny urthr, stop turning. Rsult: Th vlv is now opn. To ully opn th Ø19.1~Ø25.4 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. Atr hnling th srvi port, mk sur to tightn th srvi port ovr surly. For th tightning torqu, rr to th tl low. Chk or rrigrnt lks tr tightning th srvi port ovr. Tightning torqus Stop vlv siz (mm) Tightning torqu N m (turn lokwis to los) Vlv oy Hxgonl wrnh Sht Cp (vlv li) Srvi port Ø ~6.6 4 mm 13.5~ ~13.9 Ø ~ ~22.0 Ø ~ mm 22.5~27.5 Ø To rmov th pinh pips WARNING Any 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. Us th ollowing prour to rmov th pinh piping: 1 Rmov th vlv ovr n mk sur tht th stop vlvs r ully los. 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. 3 Whn th stop vlv nnot turn ny urthr, stop turning. Rsult: Th vlv is now los. Closing irtion: Srvi port n srvi port ovr Stop vlv Fil piping onntion Stop vlv ovr 2 Connt th vuuming/rovry unit through mniol to th srvi port o ll stop vlvs. p< p> A B g N2 R410A To hnl th stop vlv ovr Th stop vlv ovr is sl whr init y th rrow. Tk r not to mg it. Atr hnling th stop vlv, mk sur to tightn th stop vlv ovr surly. For th tightning torqu, rr to th tl low. Chk or rrigrnt lks tr tightning th stop vlv ovr. To hnl th srvi port Alwys us hrg hos quipp with vlv prssor pin, sin th srvi port is Shrr typ vlv. VRV IV-S systm ir onitionr g A B Prssur ruing vlv Nitrogn Wighing sls Rrigrnt R410A tnk (siphon systm) Vuum pump Liqui lin stop vlv Gs lin stop vlv Vlv A Vlv B 3 Rovr gs n oil rom th pinh piping y using rovry unit. CAUTION Do not vnt gss into th tmosphr. 4 Whn ll gs n oil is rovr rom th pinh piping, isonnt th hrg hos n los th srvi ports. Instllr n usr rrn gui 19

20 6 Instlltion 5 Cut o th lowr prt o th gs n liqui stop vlv pips long th lk lin. Us n pproprit tool (.g. pip uttr, pir o nipprs). 4 Ø6 mm 4 Do th ollowing: Connt th liqui pip () to th liqui stop vlv. (rzing) Connt th gs pip () to th gs stop vlv. (rzing) WARNING Nvr rmov th pinh piping y rzing. Any gs or oil rmining insi th stop vlv my low o th pinh piping. 6 Wit until ll oil is ripp out or ontinuing with th onntion o th il piping in s th rovry ws not omplt To onnt th rrigrnt piping to th outoor unit 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. 1 Do th ollowing: Rmov th srvi ovr. S "6.2.2 To opn th outoor unit" on pg 16. Rmov th piping intk plt () with srw (). 2 Choos piping rout (,, or ). 8 HP HP Whn rzing: First rz th liqui si piping, thn th gs si piping. Entr th ltro rom th ront o th unit n th wling torh rom th right si to rz with th lms ing outsi n voi th omprssor soun insultion n othr piping. Eltro A Burning-rsistnt plt Wling torh Flms Comprssor soun insultion Liqui si piping g Gs si piping g Connt th gs piping ssoris (, ), n ut thm to th rquir lngth (1). Possiility 1: To th ront A Possiility 2: To th k 3 I you hv hosn th ownwrs piping rout: 1 Drill (, 4 ) n rmov th knokout hol (). Cut out th slits () with mtl sw. Instllr n usr rrn gui 20 VRV IV-S systm ir onitionr

21 6 Instlltion Possiility 3: To th si Possiility 4: Downwrs 6.5 Chking th rrigrnt piping Aout hking th rrigrnt piping Rrigrnt piping works r inish? Finish piping work. No Ys Rtth th srvi ovr n th piping intk plt. 6 Sl ll gps (xmpl: ) to prvnt snow n smll nimls rom ntring th systm. Us prour: "Mtho 1: Bor powr ON (rgulr mtho)". No Ys Us prour: "Mtho 2: Atr powr ON". It is vry importnt tht ll rrigrnt piping work is on or th units (outoor or inoor) r powr on. 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 mluntions, smok or ir. Mk sur to opn th stop vlvs tr instlling th rrigrnt piping n prorming vuum rying. Running th systm with th stop vlvs los my rk th omprssor Th inoor units n/or outoor unit wr lry powr ON? To onnt th rrigrnt rnhing kit For instlltion o th rrigrnt rnhing kit, rr to th instlltion mnul livr with th kit. Mount th rnt joint so tht it rnhs ithr horizontlly or vrtilly. Mount th rnt hr so tht it rnhs horizontlly. 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. Mtho 2: Atr 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 30). This stting will opn il xpnsion vlvs to gurnt R410A piping pthwy n mk it possil to prorm th lk tst n th vuum rying. 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]. Lk tst n vuum rying Chking th rrigrnt piping involvs: Chking or ny lkgs in th rrigrnt piping. ±30 A 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. B Horizontl sur Rnt joint mount vrtilly Rnt joint mount horizontlly All 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. VRV IV-S systm ir onitionr Instllr n usr rrn gui 21