Carrier 24ANA manuale d’uso

24ANA Infinity t Seri es A ir Cond iti oners with P uron r Ref rige ran t 2t o5N o m i n a lT o n s( S i z e s2 4t o6 0 ) Installation Instructions NOTE : Read the en tire in structio n man ual b efo re startin g th e installatio n . Un less oth erwise no ted , inform atio n in these in stallatio n ins tr uct ions per ta in t o both 2 4ANA1 a nd 24[...]

2 INST ALLA TION RECOMMENDA TIONS NOTE : In som e cases no ise in th e livin g area h as been traced to gas pul sa ti ons fr om impr oper i nst al la ti on of equi pme nt. 1. Locat e unit awa y fr om windows , pati os, de cks , etc . wher e unit oper at ion s ound may di st urb c ust ome r . 2. Ensure t hat va por and liqui d tube dia me te rs ar e[...]

3 On roof top appl ic at ions , loc at e uni t at le as t 6 in. ( 152.4 mm) a bove roo f su rface. Op erati ng Amb ien t The mi nimum outdoor oper at ing ambi ent in cooli ng mode is 55 _ F/12. 78 _ C wi thout low a mbie nt cooli ng enabl ed, a nd the ma ximum out door ope rat ing a mbie nt in c ooli ng mode is 125 _ F/51. 67 _ C. On Inf ini ty c o[...]

4 T a b le 2 – Accessory U sa ge Accessory REQUIRED F OR L O W --- A M B I E N T C O O L I N G APPLICA TIONS (Below 5 5 ° F/12.8 _ C) REQUIRED FOR LON G L INE APPLICA TIONS * REQUIRED FOR SEA COAST APPLICA TIONS (W ithi n 2 mil e s/3.22 k m) Accumu lator No No No Compressor Star t Assist Capacitor an d Relay } Standard on 24ANA7 models. Not requ[...]

5 Ref rige ra nt tube s and indoor coi l shoul d be eva cua ted using the re comme nded de ep va cuum me thod of 500 mic rons . The a lt er nat e triple ev acu atio n m eth od m ay b e used . S ee S ervice Manu al fo r tr ipl e e vac uati on me thod. Alw ays bre ak a va cuum wi th dry nit roge n. _ Deep V acu um Metho d The de ep vac uum met hod re[...]

6 Mak e Airfl ow S electi on s Airflow Setup for Infinity Contr ol Furnace of FE Fan coil (communicating) When us ing an Infinity User I nterface, airflo w is automatically s elected based on eq uipment s ize. See U ser Interf ace Ins tallation Ins tructions for av ailable adjus tments. Airflo w Selectio n for V ariab le Speed Fu rnaces for Mo del [...]

7 Syst em F unct ions And Seque nce Of Ope ra tion The outdoor uni t cont rol s yst em has spec ial f unct ions . The fol lowi ng is an over vie w of the 2 - - sta ge contr ol funct ions : Coo ling Op eration 24ANA7 and 24ANA1 (cont aining c irc uit board HK38EA015 or new er) mo d els utilize eith er a 2 - - stag e coo lin g i ndoor the rmos ta t o[...]

8 Compre ssor O pe ra tio n on 24 ANA1 Models Th e b asic scroll desig n h as b een m od ified with the ad d ition of an int er nal unl oadi ng mec hani sm tha t opens a by- - pas s port i n the f irs t com p ression p o ck et, ef fectiv ely red u cing t he di splacem en t of th e sc roll . The openi ng a nd clos ing of the by - - pas s port is con[...]

9 Check Ch arge All 24ANA uni ts m ust be c harge d in hi gh st age onl y . Fac tory c har ge a mount and de sir ed subc ooling a re shown on unit rating p late. Ch ar g in g meth od is sho w n on info rmatio n p late in sid e unit . T o prope rly c hec k or adj ust cha rge , condit ions must be fa vorabl e for s ubcool ing cha r ging. Fa vora ble [...]

10 The cont rol i s shi pped wit h the brownout a ct ive . The change in st at us i s r eme mber ed unt il toggl ed to a ne w st at us. A powe r down/pow er up se quenc e will not r ese t the st at us. I t may be nec ess ary t o do the toggl e t wic e to c ycle to t he de sir ed s ta te of the defeat. 230V Line (Power Disconn ec t) Det ection If t [...]

11 T a b l e5– 2 - - - S t a g eC o m p r e s s o r (W inding Resist ance at 7 0 _ F ± 20 _ / 21.11 _ C ± 11.11 _ C) Winding 24AN A724 24ANA736 24ANA748 24ANA760 S t a r t ( S --- C ) 2.74 1.98 1.55 0.74 Run (R - - - C) 0.80 0.75 0.48 0.36 Winding 24ANA 124 24ANA 136 24ANA 148 24ANA 160 S t a r t ( S --- C ) 1.40 1.29 1.52 0.60 R u n ( R --- C [...]

12 OAT T hermist or must be locked in plac e w ith sp her ical ni b e nd fac ing to- ward s the fron t of the contro l bo x Fig. 8 - - Outdoor Air The rmis tor ( OA T) Attac hment OCT Therm istor must be secured tight on the liquid tube . Fig. 9 - - Outdoor Coil The rmis tor ( OCT) Att achme nt FINAL CHECKS IMPOR T ANT : Bef ore l ea ving job, be s[...]

13 Stat us Codes T able 6 show s the s ta tus c odes f la she d by the ambe r sta tus l ight . Mos t s yst em pr oble ms ca n be di agnos ed by r ea ding the st at us code as fl as hed by t he a mber sta tus l ight on the contr ol boar d. The code s are f la she d by a se ri es of s hort a nd long f las hes of the status lig h t. T he sh o rt flash[...]

14 A08060 A08057 E d g e T h e r m i d i s t a t M o d e l s T P --- P R H --- 0 1 & T P --- N R H --- 0 1 w/ Fa n C o il & 2 - - - Stag e Air Co nd ition e r E d g e T h e r m i d i s t a t M o d e l s T P --- P R H --- 0 1 & T P --- N R H --- 0 1 w/ Fur n a ce & 2 - - - S ta ge Air C on dit ion er RVS/Heat Stage 2 O/W2/B Heat Stag[...]

15 D C B A User Interface D C B A D C B A F an Coil Communicating AC//H P OA T R Y O W C HUM C Humidifier 24vac A03076 Fig. 1 1 - - Inf init y Furnace or Fan Coil W iri ng with Communic a ti ng 2 - - stage AC PURON R (R- - 410A) REFRIGERANT QUICK REFERENCE GUIDE S Pu ro n r efrigeran t o p erates at 50 - - 7 0 p ercen t h igh er p ressures th an R [...]

16 Copyright 2009 Carrier Corp. S 7310 W . Morris St. S In dianapolis, IN 46231 Print ed in U.S.A. Edition Date: 07/09 Manufacturer reser ves the right to change , at any time, specifications and d esigns without notice and without obligatio ns. Catal og No : 24ANA - - - 6SI Replaces : 24ANA - - - 5SI 24ANA[...]