Bryant 187B manual

Installation Inst ructions 187B (2 - - 5 T ONS) 180B (3 TON TROPHY) EVOLUTION t SERIES 2 - - ST AGE AIR CONDITIONER WITH PURON R REFRIGERANT SAF ETY CONSIDERA TIONS Imp ro per installatio n , adju stmen t, alteratio n , serv ice, m ain tenan ce, or use ca n ca us e expl os ion, f ir e , ele c tr ic a l shoc k, or othe r condi t ions whi c h ma y ca[...]

2 The outdoor uni t c onta i ns sys t em ref r ige ra nt cha r ge for ope r at ion wit h AHR I r at e d indoor unit when c onne ct e d by 15 ft. (4.57 m) of field - - sup p lied o r factory accesso ry tu bi ng . Fo r p ro p er unit oper a ti on, c heck r e fr ige rant c har ge us ing cha r ging inf or ma ti on loc a te d on cont rol box cove r and/[...]

3 T a b le 1 – Accesso ry Usa g e ACCESS ORY 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 mil e s/ 3.22 km) Compressor Star t Assist Kit No Ye s No Crank case H e ater Standard Standard St andard Evapo rator Fr[...]

4 Refer to Fig . 3 an d i nstall filter d rier as fo llo ws: 1. Bra ze 5- - i n. li quid tube t o the i ndoor coi l . 2. Wrap filter drier with dam p clo th. 3. B raze filter d rier to a bove 5 - -in. (127 mm) li quid tube . Flow a rr ow must poi nt tow ar ds i ndoor coi l. 4. C o nn ect an d b raze liqu id refrig erant tu b e to the filter d rier [...]

5 Final W iring Ch eck IMPOR T ANT : Che c k fa c tor y wi ri ng and fi el d wi re connec t ions to ensu re term in ation s are secured p ro perly. Ch eck w ire ro utin g to ensu re w ires are no t in con tact w ith tub in g , sh eet metal, etc. C o m p r e s s o rC r a n k c a s eH e a t e r Wh en eq ui pp ed w ith a crankcase heater, f urn ish p [...]

6 Commu ni cati on an d Sta tus Fu n ction L i gh ts For Evolution Control Only , Gree n commu n ication s (COMM) Ligh t Gr ee n LED (COMM Light) A gre en LED (COMM l ight ) on the out door boa rd ( s ee Fig. 6) ind icates successfu l com mu n icatio n with th e oth er system produc t s. The gr ee n LED wil l re ma in OFF until communi c at ions i [...]

7 UTILITY RELAY * UTILITY SIGNAL OPEN RELAY * SUPPLIED BY UTILITY PROVIDER MODEL PLUG LLS Liquid Line Solenoid MODEL PLUG A06526 Fig. 6 - - 2- -Stage Contr ol Board Evolution Contr olled Low Ambient Cooling This uni t is c a pabl e of low ambi e nt cool ing dow n to 0 _ F (- - 17.78 _ C) wit hout a kit - - ONL Y when usi ng Evoluti on c ontr ol. A [...]

8 Fina l Che cks IMPOR T ANT : Bef ore l e avi ng job, be sur e t o do the fol low ing: 1. E n su re that all wirin g is rou ted aw ay fro m tu b in g and sheet me ta l e dges t o pre vent r ub- -through or wi re pi nc hing. 2. Ensur e tha t a ll wir ing and tubing is se cur e in unit bef ore add in g p an els and cov ers. Secu rely fasten all pan [...]

9 TROUBLES HOOTING If the co m presso r fails to o p erate with a coo lin g call, T ab le 4 can b e use d t o ver i fy i f t he re is any da ma ge to t he compr e ss or windi ngs ca us ing s ys te m ma lf unc ti on. T able 4 – W indi ng Res is t ance Winding Windin g resistance at 70 _ F + / --- 2 0 _ F (21.11 _ C + / - - - 11.11 _ C) 187B024 187[...]

10 cuto u t trip s fo r th ree con secu tiv e cycles, then un it op eration is loc ke d out for 4 hours a nd the appr opr ia t e fa ult c ode i s dis pl aye d. No 230V at Compre ssor If t he compr es s or volt a ge is not se nse d when the com pre s sor shoul d be st ar ti ng, t he appr opri a te cont a ct or ma y be stuc k open or the r e is a wi [...]

11 OA T Therm istor must be locked in pla ce with spherical nib end facing towards the front of th e contr ol box Fig. 8 - - Outdoor Ai r The rmi s tor ( OA T) Att achm ent OCT Therm istor must b e secured tig ht on the liquid tu be. Fig. 9 - - Out door Coil The rm is tor ( OCT) At tac hme nt T able 6 – TROUBLESHOOTING OPERA TION FAU LT AMBER LED[...]

12 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 --- A & T 6 --- N R H 0 1 --- A w/ VS Fan C o il & 2 - - - Stage Air C on dit ion er T h e r m i d i s t a t M o d e l T 6 --- P R H 0 1 --- A & T 6 --- N R H 0 1 --- A w/ V S Fur n a ce & 2 - - - S ta ge Air C on dit ion e r RVS/Heat Stage 2 O/W2/B Heat Stage 1 W/W 1 Compress[...]

13 PURON R (R- -410A) REFRIGERANT QUI CK REFERENCE GUIDE S Pu ro n refrigeran t o p erates at 50 - - 70 p ercen t hig h er p ressu res than R - - 2 2 . Be su re th at serv icing eq u ip men t an d rep lacem en t com ponent s ar e de s igne d t o oper a te wit h Pur on re f ri ger a nt S Puron re f ri ger a nt cyl i nder s a re r ose c ol ore d. S R[...]

14 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. E 2010 Bryan t Heating & Cooling S ystem s D 7310 W . Morris St . D Indianapolis , IN 46231 Prin ted in U.S .A. Edition Date: 02/10 Replaces : New Catal og No . II180 - - - 187B - - - 01 187B / 18[...]