Bryant 677C--A manual

1 677C- - - - A PREFERRED t 14 SEER SI NGLE- - P ACKAGED HYBRI D HEA T r DUAL FUEL SYST EM WIT H PURO N r (R - - 410A) REFRIGE RANT SINGLE AND TH REE P HASE 2 - - 5 NO MINAL TONS (SIZES 2 4 - - 60 ) Installation Instructions NOTE : Read the en tire in structio n man u al befo re starting the installatio n . NOTE : I ns ta l le r : Ma ke sur e the O[...]

2 or d eath . W A RN ING sign ifies h azards w hich cou ld resu lt in per- sona l inj ur y or de a th. CAUTI ON i s use d t o ide nt if y unsa f e pra c ti c - es wh ich may re s ult i n mi nor per s onal i njur y or produc t a nd prop- er t y dama ge. NO TE is us e d t o highli ght s ugges t ions whi c h will result in en h anced in stallatio n, r[...]

3 A09146 Fig. 2 - - 677C- - - - A24- -30 Unit Di me ns ions 677C - - - - A[...]

4 A09147 Fig. 3 - - 677C- - - - A36- -60 Unit Di me ns ions 677C - - - - A[...]

5 C B A F D E L ARGE CURB C B A F D E SMALL CURB ROOF CURB DET AIL Wood nailer* Roofcurb* Insulation (field supplied) *Provided with roofcurb Cant strip field supplied Roofing material field supplied Flashing field supplied HVAC unit base rails Roofcurb Sealing Gasket HVAC unit basepan Anchor screw A09090 A09095 A09110 A09111 UNIT S IZ E CATALO G N[...]

6 A CCESS P ANELS MUST BE IN PLA CE WHEN RIGGING. P ANNEA UX D'A CCES DOIT ÊTRE EN PLA CE POUR MANIPULA TION. 50CY502286 2.0 CA UTION - NOTICE TO RIGGERS PRUDENCE - AVIS AUX MANIPULATEUR Use top skid as spreader bar. / Utiliser la palette du haut comme barre de répartition SEAL STRIP MUST BE IN PLACE BEFORE PLACING UNIT ON ROOF CURB DUCTS DE[...]

7 3. Att a ch a cl e vis of suf fi ci e nt str e ngth in t he mi ddle of the st r aps . Adj ust t he c le vi s l oc at i on t o e nsur e unit is l if t ed l e vel wit h the gr ound. After th e un it is placed on the ro of cu rb o r m ounting pad, re move the to p sk id. Ste p 6 — Conne c t Co ndens ate Dr ain NOTE : When installing c ondens at e [...]

8 OUT TEE NIPPLE CAP IN C99020 Fig . 7 - - Sed imen t T ra p 5. Install an accessib le, extern al, man u al main shu to ff valve in gas supply pi pe wit hi n 6 ft (1. 8 m) of hea t ing s e ct i on. 6. Ins t al l gr ound - - joi nt union cl ose t o he a ti ng sec t ion be t we en unit m anua l s hutof f a nd ext er na l manua l ma i n shut- -off val[...]

9 T able 1 – Phys i cal Data - - Unit 677C - - - - A UNIT SIZE 24040 24060 30040 30060 36060 36090 42060 42090 NOMINAL CAP ACITY - - - ton 2 2 2 --- 1 / 2 2 --- 1 / 2 3 3 3 --- 1 / 2 3 --- 1 / 2 SHIPPING WEIGHT - - - lb. (kg) 368 167 368 167 378 171 378 171 450 204 450 204 491 223 491 223 COMPRES SORS Scro ll Qu an tity 1 REFRIG ERA NT (R - - - 4[...]

10 T able 1 - - Physi cal Data - - Uni t 677C- - - - A Cont ’ d) UNIT S IZE 48090 48115 48130 60090 60115 60130 NOMI NAL C AP AC IT Y - - - t on 444555 SHI PPING WEI GH T - - - lb (kg) 513 233 513 233 513 233 543 246 543 246 546 246 COMP RESSO RS Scroll Quantity 1 RE FRI GE RANT (R - - - 410A) Quantity - - - lb (kg ) 17.0 7.7 17.0 7.7 17.0 7.7 16[...]

11 4. All u nits m ust h av e field - - su pp lied f ilters or accesso ry filter rack in stalled in th e retu rn - - air side o f the u n it. Reco mm end ed sizes for filters are sho wn in T able 1. 5. Siz e al l duct work for maxi mum re quir e d ai rf l ow (e it he r hea t ing or cool i ng) for uni t be ing i ns ta l le d. A void a br upt du ct s[...]

12 mor e t ha n 100 f t (30. 5 m) from t he unit ( a s mea s ure d a long the cont r ol volt a ge wir e s ), us e no. 16 A WG col or- - code d, i nsul a te d (35 _ C m inim um ) wires. Loca t e the s e ve n (ei ght on 3 - - phas e) l ow volt age t he rm ost a t l e ads in 24 volt spl i ce box. Se e Fig. 10 f or conne c ti on di agr a m. Run the low[...]

13 e. Ensure wi re s do not t ouc h re f ri ge ra nt tubi ng or sha r p sheet m etal edg es. f. In sp ect coil fins. If d amag ed d urin g sh ipp in g and handl i ng, c a re f ull y s tr a ight e n fi ns wi th a fi n c omb. FIRE, EXPLOSI ON HAZARD Fai l ure t o f oll ow t his wa r ning c oul d re s ult i n per sona l i njur y , death o r pro perty [...]

14 Pipe Plug Manifold A07679 Fig . 11 - - Bu rn er Assemb ly MANIFOLD BURNER BURNER FLAME C99021 Fig . 1 2 - - Mon o po rt Bu rn er Ch eck Heatin g Con tr ol Sta r t a nd c hec k t he unit f or prope r hea t ing c ont rol ope ra t ion a s follo ws (see fu rn ace ligh tin g in structio n s lo cated o n th e insid e of the co n trol access pan el: 1.[...]

15 REGULA TOR COVER SCREW ADJUSTMENT SCREW REGULA TOR SPRING (PROP ANE - WHITE) NA TURAL - SIL VER) GAS PRESSURE REGULA TOR ADJUSTMENT MANIFOLD PRESSURE T AP INLET PRESSURE T AP ON/OFF SWITCH PLASTIC ( A07751 Fig. 13 - - Si ngle- - Stage Gas V alve If l a r ge r a djus t me nts a r e re qui re d, c ha nge ma in burner or i fi c e s fol l owing the [...]

16 com pletes th e co ntro l circu it. Th e d irect - - spark ig nitio n sy stem cyc l es and the uni t r e tur ns to nor ma l he a t ing ope r at i on. T a ble 5 – LED Indi c ati ons ST ATUS CO DE LE D INDI CATI ON Norm al Operatio n 2 On No Po wer Hardware F ail ure Off Limit S witch Fault 2 Flas hes Flam e Sen se Fault 3 Flas hes Four Con secu[...]

17 ELECTRICAL SHOCK HAZARD Fai l ure to fol l ow thi s wa rni ng c ould r e sul t in pe r sona l inj ur y or deat h. Bef or e m aki ng a ny indoor wiri ng a djus t me nts , s hut of f ga s suppl y . Then dis conne c t ele c tr i ca l powe r to the unit a nd ins t al l l ockout t a g befor e c ha nging blow er s pe ed. ! W ARNING This uni t ha s ind[...]

18 COM LOW HIGH GAS HEA T Q1 R1L C8 RL3 Q3 DCR QCR QC1 G1 G2 A7 D4 D6 C2 OILL R9 AB A15 C4 C9 C0 R4 RL4 C7 R2 R3 R5 R6 QCB Y Y R U C 24VAC JW1 P2 P1 W2 Y2/ Y1/ Y DH GC R SSTZ -8 P3 SDL 24V AC/R CDM/C F1 QC6 QC7 QC4 QC3 K2 K1 D2 RI0 RI2 JM6 RI DL JM5 U1 C3 D3 D5 JW3 JW2 JW4 JW7 3 AMP C A09058 Fig. 14 - - Int er f ace Fan Boar d (I FB) T a ble 7 – [...]

19 T able 10 – Dr y Coi l A ir Del ive r y* - - Hori zont al and Downfl ow Dis c har ge - - Unit 677C - - - - A24- -60 UNIT HEA T IN G RISE RANGE MOTOR SPEED WIRE COL OR EXTER NAL STATIC PR ES SURE ( in. W .C.) 0.1 0.2 0.3 0.4 0.5 0. 6 0.7 0.8 0.9 677C - - - - - - A24040 30 - 60 o F (17 - 33 o C) Low Blue CFM 741 638 547 415 --- --- --- --- --- H[...]

20 T able 10 - - Dry Coi l Air De li ve ry* - - Hor iz ont al and Downf l ow Di s char ge - - Uni t 677C - - - - A24- -60 Cont UNIT HEA T IN G RISE RANGE MOTOR SPEED WIRE COL OR EXTER NAL STATIC PR ES SURE ( in. W .C.) 0.1 0.2 0.3 0.4 0.5 0. 6 0.7 0.8 0.9 677C - - - - - - A30060 25 - 55 o F (14 - 31 o C) Low Blue CFM 741 638 547 415 --- --- --- ---[...]

21 T able 10 - - Dry Coi l Air De li ve ry* - - Hor iz ont al and Downf l ow Di s char ge - - Uni t 677C - - - - A24- -60 Cont UNIT HEA T IN G RISE RANGE MOTOR SPEED WIRE COL OR EXTER NAL STATIC PR ES SURE ( in. W .C.) 0.1 0.2 0.3 0.4 0.5 0. 6 0.7 0.8 0.9 677C - - - - - - A42060 25 - 55 o F (14 - 31 o C) Low 1 Blue CFM 1295 1234 1182 1126 1075 1016[...]

22 T able 10 - - Dry Coi l Air De li ve ry* - - Hor iz ont al and Downf l ow Di s char ge - - Uni t 677C - - - - A24- -60 Cont UNIT HEA T IN G RISE RANGE MOTOR SPEED WIRE COL OR EXTER NAL STATIC PR ES SURE ( in. W .C.) 0.1 0.2 0.3 0.4 0.5 0. 6 0.7 0.8 0.9 677C - - - - - - A48115 30 - 60 o F (17 - 33 o C) Low Blue CFM 1445 1389 1341 1281 1236 1189 1[...]

23 T able 10 - - Dry Coi l Air De li ve ry* - - Hor iz ont al and Downf l ow Di s char ge - - Uni t 677C - - - - A24- -60 Cont UNIT HEA T IN G RISE RANGE MOTOR SPEED WIRE COL OR EXTER NAL STATIC PR ES SURE ( in. W .C.) 0.1 0.2 0.3 0.4 0.5 0. 6 0.7 0.8 0.9 677C - - - - - - A60115 30 - 60 o F (17 - 33 o C) Low Blue CFM 1448 1362 1296 1226 1168 1108 1[...]

24 A09068 Fig. 15 - - 208/230- -1 - - 60 W ir i ng Diagr am, Uni t 677C- - - - A 677C - - - - A[...]

25 A09209 Fig. 16 - - 208/230- -3 - - 60 W ir i ng Diagr am, Uni t 677C- - - - A 677C - - - - A[...]

26 50VT500173 REV 4.0 A09099 Fig. 17 - - Cooling C hargi ng T able- - Subcool ing 677C - - - - A[...]

27 MAINTENANCE T o ensur e cont inui ng high pe r f orma nc e and to m ini mi z e the po ssib ility o f p rematu re equ ip men t failu re, perio d ic main tenan ce mu st be perform ed o n th is equ ip men t. T h is com bin atio n hea t ing/ c ooli ng uni t shoul d be ins pec t ed a t le a s t onc e each year b y a qual i fi e d ser vi ce pe r s on.[...]

28 Integrated Gas Unit Controller (IGC) Induced Draft Motor Rollout Switch Mounting Screw Burner Rack Inducer Blower Housing Flue Collector Box Interface Fan Board (IFB) Auto T ransformer fuses used on 460 volt units only . (Hidden) Fan P artition Mounting Bracket A09199 Fig. 18 - - Bl owe r Housi ng and Flue Col le c tor Box Compressor Access Pane[...]

29 BLOWER HOUSING 2 SETSCREWS (HIDDEN) C99085 Fig. 20 - - Re moval of Mot or and Blowe r Whe e l A07680 Fig. 21 - - Bur ne r Rack Re move d FEEDER TUBE STUB TUBE DEFROST THERMOST A T C99029 Fig. 22 - - Defr ost The r mos tat Loc at ion Outdoor Fan UNIT OPERA TION HAZARD Failu re to follow th is caution m ay result in dam age to u n it com ponent s [...]

30 If no re f ri ge ra nt le aks a re f ound a nd low c ooli ng perf or ma nce is susp ected , refer to the Check in g and A dju stin g Refrig erant Charge se c ti on. Gas Input The gas i nput doe s not r e quir e c he cki ng unl es s i mpr oper hea ti ng perfo rman ce is su spected . If a pro blem ex ists, refer to th e Start - - U p se c ti on. I[...]

31 Hig h - - P ressure Switch Th e h igh - - pressu re switch is lo cated in the d isch arge lin e an d prot e ct s a ga ins t e xce s s ive c onde ns er c oi l pre s sur e . It opens at 650 psi g. High pr e s sur e ma y be c a use d by a di r ty outdoor c oil , fa i le d f a n mot or , or out door ai r r ec i rc ul at i on. T o chec k swi t ch: 1.[...]

32 COMPRESSOR ACCUMULATOR OUTDOOR COIL INDOOR COIL LCS LEGEND HPS – High Pressure Switch LCS – Loss of Charge Switch Accurater ® Meter ing De vice Arro w indicates direction of flo w TXV in Metering Position Bypass P osition HP S C03011 Fig. 25 - - T ypical H eat Pum p Oper ati on, Cool ing Mode COMPRESSOR ACCUMULATOR OUTDOOR COIL INDOOR COIL [...]

33 re pl ac i ng ref r ige r a nt compone nt s suc h as f ilter d rier, pressure switch , meterin g d ev ice, coil, accu mu lato r , o r reversin g v alv e. Synthe t ic Roof Pr ec auti onary Pr oc e dur e 1. Cover e xt ende d roof wor ki ng ar ea w it h an impe r me abl e polye t hyle ne ( pla s ti c ) dri p cl oth or ta r p. Cover a n appr oxi ma [...]

34 T able 1 1 – T r ouble s hooti ng Gui de - - Cooli ng or He at Pump Heat ing M ode SYMPTOM CAUS E REM EDY Compr essor a nd Ou tdoor f a n wil l not star t. Po w e r Fa i l u r e Cal l power co mpan y . Fuse blown o r circu it breake r tripped R e p l a c ef u s eo rr e s e tc i r c u i tb r e a k e r . Def ective th ermo stat, con tactor , tra[...]

35 T able 12 – T r ouble s hooti ng Gui de–H eat ing SYMPTOM CAUSE REMEDY Burners will n ot ign ite W ater in gas line Drain. Ins tall drip leg. No power to fur nace Check power s upply fuses , wiring or c ircuit break er . No 24 - - v power s upply to contr ol circ uit Check tr ansfor mer . NOT E: Some transformer s hav e internal over - - c u[...]

36 ST AR T - - UP CHECKLIST (Re move and Stor e i n Job Fil e s) I. PRELI MI NARY INFORM A TION MODEL NO.: SERIAL NO. : DA TE: TECHNICI AN: II. PRE ST ART - - U P (In sert check ma rk in bo x a s each item is comp leted) ( ) VERIFY THA T ALL P ACKING MA TERIALS HA VE BEEN REMOVED FROM UNIT ( ) REMOVE ALL SHIPPING HOLD DOW N BOL TS AND BRACKETS PER [...]