Bryant 180A manuale d’uso

180A, 187A Evolution r Line Air C onditioners with P uron Refrigerant 2 to 5 Nominal T ons (Sizes 024 to 060) Installation Instructions NOTE : Read the en tire in structio n m anu al b efore startin g the installatio n . Un less otherw ise noted , info rmatio n in th ese installatio n ins t ruc t ions per t ai n t o both 180A and 187A se r ie s uni[...]

2 INST ALLA TION RECOMMENDA TIONS NOTE : In som e cases noi se in the liv in g area has been traced to gas pul sat i ons fr om impr ope r ins ta lla t ion of equi pme nt. 1. Locat e unit awa y from windows , pat ios , de cks , et c. whe re unit oper a ti on s ound ma y dis t urb c us tome r . 2. Ensure t ha t vapor and li quid tube di am et e rs ar[...]

3 On roof top appl i ca t ions , loca te uni t at l eas t 6 i n. (152.4 mm ) a bove roo f su rface. Op eratin g Amb ien t The mi nimum outdoor oper a ti ng ambi ent in cool ing mode is 55 _ F/12. 78 _ C wi t hout low a mbi ent c ool ing e na ble d, a nd the ma ximum out door ope r at i ng ambi ent i n c ooli ng mode is 125 _ F/51. 67 _ C. On Evolut[...]

4 T a ble 2 – Accesso ry U sag e Accessory REQUIRED F OR L O W --- A M B I E N T C O O L I N G APPLICA TION S (Below 5 5 ° F/12.8 _ C) REQUIRED FOR LON G LINE APPLICA TION S* REQUIRED FOR SEA COAST APPLICA TION S (W ithi n 2 mile s /3.22 km) Accumu lator No No No Compressor Star t Assist Capacitor a nd Relay } Standard on 187A models. Not requir[...]

5 Ref rige ra nt tubes a nd indoor coi l shoul d be evac uate d using the re comme nde d dee p va cuum met hod of 500 mic rons. The al ter na te triple ev acu ation metho d m ay b e u sed. S ee Serv ice Manu al for tr i ple evac uati on me thod. Alw ays br ea k a vac uum wi t h dr y nit r ogen. _ Deep V acuu m Method The de ep vac uum met hod re qu[...]

6 Mak e Airflo w Sel ectio ns Airflow Setup for Evol ution Contr ol Furnace of FE Fan coil (communicating) When us ing an Evo lution U ser Interface, airflow is automatically s elected bas ed on equip ment size. See U ser Interf ace Ins tallation In stru ctions for availab le adjus tments . Airflo w Select ion for V ariab le Speed Fu rnaces for Mo [...]

7 Syst e m Func tio ns And Seque nce Of O per at ion The outdoor unit cont r ol s yste m ha s s peci al func t ions . The fol l owing is a n over vie w of the 2- - sta ge contr ol f unct i ons: Coo ling Op eratio n 187A a nd 180A (c ontai ni ng ci r cui t boa rd HK38EA015 or ne we r) mo dels utilize eith er a 2- - stag e coolin g i ndoor the rmos t[...]

8 Compr essor Operati on on 180A Mod els Th e b asic scroll d esign h as been m o dified with the ad ditio n o f an int e rna l unl oadi ng mec ha nis m tha t opens a by- - pas s port i n the fir s t com pressio n p ock et, ef fectively red u cing th e d isp lacemen t of th e sc roll . The opening and cl osing of the by - - pas s port is c ontrol l[...]

9 Check Ch arge All 180A and 187A uni ts mus t be char ge d in hi gh s tage only . Fac tory c ha r ge am ount a nd de si r ed subc ool ing a re shown on unit rating p late. Chargin g meth o d is sho w n on info rmatio n plate insid e unit . T o prope rl y chec k or adj us t cha r ge, c ondit ions mus t be fa vorabl e for s ubcooli ng cha r ging. Fa[...]

10 The cont r ol is s hippe d wit h the br ownout a ct ive . The cha nge in st a tus is rem embe red unt il t oggle d to a ne w s ta tus. A pow er down/pow er up se quenc e wil l not res e t the s tat us . It ma y be nec ess ary t o do t he t oggl e t wi ce to cyc le t o the des ir e d st a te of the defeat. 230V Line (Power Disconn ect) Detectio n[...]

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 187A024 187A036 187A048 187A060 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 180A024 180A 036 180A048 180A060 S t a r t ( S --- C ) 1.40 1.29 1.52 0.60 R u n ( R --- C ) 1.32 0.89 0[...]

12 OAT T herm istor must be locked in plac e wi th sp heric al nib end fac ing to - ward s the front of the co ntro l bo x Fig. 8 - - Outdoor Air The r mis t or (OA T) Attac hment OCT Therm istor must be secured tight on the liquid tube . Fig. 9 - - Outdoor Coi l Ther mi st or (O CT) Att ac hment FINAL CHECKS IMPOR T ANT : Be for e le aving job, be[...]

13 Stat us Codes T a ble 6 shows t he sta tus code s f la s hed by the a mber s ta tus li ght. Mos t s yste m pr oble ms c an be dia gnosed by r eadi ng the st at us c ode as fl ashe d by the a mbe r st at us li ght on t he cont rol boar d. The code s are f l as he d by a se ri es of shor t and long f las he s of t he status lig h t. Th e sh ort fl[...]

14 A08057 T h e r m i d i s t a t M o d e l s T 6 --- P R H --- 0 1 & T 6 --- N R H --- 0 1 w/ Fur n ace & 2 - - - Sta ge Air C on ditio n er RVS/Heat Stage 2 O/W2/B W 2 Heat Stage 1 W /W1 W 1 Compressor Low Y1 Y1 Y1 Com pre ssor High Y/Y2 Y/ Y2 Y2 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 DHUM [...]

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 - - Evolut ion Furnac e or Fan Coil W i ri ng with Communi c ati ng 2 - - stage A C PURON R (R- - 410A) REFRIGERANT QUICK REFERENCE GUIDE S Pu ro n refrig eran t op erates at 50 - - 7 0 p ercent h ig her p ressu res than R[...]

16 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. E 2009 Bryan t Heating & Cooling S yst ems D 7310 W . Morris St. D I ndianapolis, I N 46231 Print ed in U.S. A. Edition Date: 07/09 Replaces : II 180A - - - 05 Catal og N o. II180 A --- 0 6 180A /[...]