Bryant 286B manuale d’uso

Installation Inst ructions 286B (2 - - 5 T ONS) 289B (3 TON TROPHY) EVOLUTION t SERIE S 2 - - ST AGE HEA T PUMP WITH PURON R REFRIGERANT SAF ETY CONSIDERA TIONS Imp ro per installatio n , adju stmen t, alteratio n, service, 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 use d[...]

2 INSULA TION SUCTION TUBE LIQUID TUBE OUTDOOR WALL INDOOR WALL LIQUID TUBE SUCTION TUBE INSULA TION CAULK HANGER STRAP (AROUND SUCTION TUBE ONL Y) JOIST 1” (25.4 mm) MIN THROUGH THE WALL SUSPENSION A07588 Fig. 1 - - Connec t ing T ubing In st all ati on Spec i fi c at ions for t hi s unit in res i dent i al ne w cons tr uc ti on mar ket re qui r[...]

3 Ma ke Piping Conne c tions ! W ARNING PERSONAL INJUR Y AND UNIT DAMAGE HAZARD Fai l ure to fol low t his war ning c ould r e sul t in pe r sona l inj ur y or dea th. Rel i eve pr e ss ure a nd re cove r a ll r ef r ige ra nt bef ore s yst e m re pa ir or f i nal uni t dis pos a l. Us e a ll s e rvi c e port s a nd open al l f low- - contr ol de v[...]

4 In st all Liq uid- -Line Filter D rier Ind oor ! W ARNING UNIT OPERA TION AND SAFETY HAZARD Fai l ure to f oll ow this wa rni ng c oul d re s ult in pe rs ona l inj ury or eq u ip m ent d am ag e. Puron R r e fr ige r ant sys t ems ope r at e at hi gher pre ss ur es t ha n st a ndar d R- -22 sys te ms . Do not us e R - -22 se rvi c e e qui pme nt[...]

5 Mak e El ectrica l Co n necti on s ! W ARNING ELECTRICAL SHOCK HAZARD Fai l ure to fol low t his war ning c ould r e sul t in pe r sona l inj ur y or dea th. Do not supply power t o unit wi t h compr e ss or t er mi nal box cove r r em oved. Be su re field wirin g co mp lies w ith local an d n atio nal fire, safety , and electrical co d es, an d [...]

6 Airfl ow S electi on fo r V ari ab l e Sp eed Fu rn aces (no n - - commun i cati ng ) Th e v ariab le speed fu rn aces p ro v id e blo w er op eratio n t o m atch th e capacities o f th e co mp resso r d u ring hig h and lo w stage co olin g op eratio n. T h e fu rn ace co ntro l bo ard allo w s th e in stalling techn ician to select the p ro p e[...]

7 Commun icati on and Status Fun ction Lights For Evol ut ion Cont r ol only , Gr ee n comm unic ati ons (COMM ) Light A green LE D (C OMM ligh t) on the out door boar d (s ee Fig. 6) ind icates successfu l comm u n ication w ith th e other system produc t s. The gr e en LED wil l re ma in OFF unt il c omm unic at i on is establish ed . Once a vali[...]

8 UTILITY RELAY * UTILITY SIGNAL OPEN RELAY * SUPPLIED BY UTILITY PROVIDER MODEL PLUG A06525 LLS Liquid Line Solenoid MODEL PLUG A06526 Fig. 6 - - 2- - Stage Cont r ol Board GENE RAL INFO RMA TIO N Evolution Controlled low ambient c ooling: This unit i s c a pabl e of low am bie nt cool i ng down to 0 ° F (- -17.8 ° C) wit hout a kit ONL Y when u[...]

9 Sta t us c ode 4 s hows t he fa n de la y de fe a t i s a ct ive (no del a y). Sta t us code 3 shows t ha t it i s not ac t ive ( 20 sec ond dela y) . The c ode wi ll cont i nue to be di s pla ye d unti l af t er the s hor t i s re move d. There i s a 5 se cond wa it bef or e the c ode is c anc e ll e d once t he s hort i s re move d. The code t [...]

10 Field Conne cti ons On non- -communi ca t ing ( non- - Evolut i on) s yst e m, the two- - st a ge con tro l receiv es 24vac l ow- -volta ge contr ol s yst e m input s thr ough the R , C, Y 1 , Y2 an d O co n n ection s lo cated at th e bo ttom o f the cont r ol boa rd ( s ee Fig. 6. ) On a non - -communi ca t ing s ys te m, output W1 is conne ct[...]

11 Conta cto r Sho rt ed Detection If there is com p resso r voltag e sensed w hen th ere is no d em and fo r com pre s sor ope ra tion, t he c ont ac tor m ay be s tuc k clos e d or t her e ma y be a w ir ing er r or . The c ontr ol will f l as h t he appr opri a te fa ult code . If t he c ontr ol se nse s t he compr e ss or vol ta ge aft e r st a[...]

12 OA T Thermis to r must b e lo cke d in pla ce with sp he r i- cal n ib e n d fa cin g to wa rds the f ron t of th e con trol box Fig. 8 - - Outdoor Ai r The rmi st or (O A T) Att achme nt OCT T h er mist or mu st be se cu re d tight on stu b tube. Fig. 9 - - Outdoor Coi l Ther mi st or ( OCT) Att ac hment Stat us Codes T a ble 5 shows t he s ta [...]

13 RVS/Heat Stage 2 O/B W 2 Heat Stage 1 W /W 1 Compressor Low Y 1 Compressor High Y/Y2 Fan G 24VAC Hot Heating Rh 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Comm on C Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT/RRS Com OAT/RRS Outdoor Sensor * Humidifier Solenoid Valve * Remote Room Sensor * O Y1 W1 G W2 C Y2 R W[...]

14 FINAL CHECKS IMPOR T ANT : Be f ore l ea vi ng job, be sur e to do the fol low ing: 1. E n sure that all wiring 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 anels and co v ers. Secu rely fasten all p an el[...]