Instruction/ maintenance manual of the product 312AAV/JAV Bryant
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Install ation , Start - - up , Operati ng and Ser vice a nd Mainte nance Inst ruc tions Series 140/E 312AA V/JA V 2- - ST AGE DELUXE, INDUCED COMBUSTION 4- - W A Y MUL TIPOISE GAS FURNACE SAFETY CONSIDERA TI ONS 2 ........................ INTRODUCTI ON 3 .
2 A A B [736.9] [736.9] 29 29 Ø7/8 Ø7/8 [22.2] [22.2] ACCESSORY ACCESSORY 5 15/16 5 15/16 [150.7] [150.7] 28.39 28.39 [721.2] [721.2] Ø7/8 Ø7/8 [22.2] [22.2] ACCESSORY ACCESSORY 14 7/8 14 7/8 [337.3] [337.3] (BOTH SIDES) (BOTH SIDES) Ø7/8 Ø7/8 [22.
3 SAF ETY CONSIDERA TIONS FIRE, EXPLOSI ON, ELECTRICAL SHOCK, AND CARBON MONOXIDE POI SONING HAZARD Fai l ure t o f oll ow this wa rni ng could r e sul t in da nge rous oper ati on, se rious i nj ury , dea t h, or prope r ty dama ge.
4 gas . Thi s fur na ce is not approve d for ins ta ll ati on in mobil e home s, r e cr e at iona l vehic les , or out doors . Th ese fu rnaces shall n ot be in stalled d irectly o n carp eting , tile, or any ot he r com bust ibl e ma te ri a l othe r tha n wood f loori ng.
5 60 80 / 27 C / 16 C A06745 Fig . 3 - - Retu rn A ir T em pera ture CODES AND ST ANDARDS Foll ow all national and local c ode s and standar ds in additi on to th ese in structio ns. T h e installatio n mu st co mp ly with re gulat ions of t he s er ving ga s suppl ie r, l oca l buildi ng, he ati ng, plum bing, and other c odes.
6 THE BLOWER IS LOCA TED T O THE RIGHT OF THE BURNER SECTION, AND AIR CONDITIONED AIR IS DISCHARGED T O THE LEFT . THE BLOWER IS LOCA TED BELOW THE BURNER SECTION, AND CONDITIONED AIR IS DISCHARGED UPW ARD .
7 FIRE, INJURY OR DEA TH HAZARD Fai l ure to fol low thi s w ar ning c ould re s ult i n per s onal inj ur y , de at h, a nd/or pr ope rt y dama ge. Wh en the furn ace is in stalled in a resid ential g arage, th e bu rn ers an d ig n ition so urces mu st b e lo cated at least 1 8 inc he s (457 mm) a bove the f loor .
8 FURNACE CORROSION HAZARD Failu re to follow th is cautio n may resu lt in furnace damage. Air f or combus ti on must not be c onta mi nat ed by haloge n com pounds, whic h inc lude fl uori de, chl or ide , bromide , and iod id e. T h ese elem en ts can corro d e heat ex chan g ers an d shor t en fur nac e li fe.
9 1 SQ IN . PER 4000 BTUH* DUCTS TO O UTDOORS 1 SQ IN. PER 4000 BTUH* C IRCULA TING AIR DUCTS VENT THR OUGH R OOF D B A C E 1 SQ IN. PER 4000 BTUH* DUCT TO OUTDOORS CIRCULA TING AIR DUCT S 1 SQ IN. PER 2000 BTUH* 1 SQ IN. PER 2000 BTUH* DUCT S TO OUTDOORS 12 ″ MAX 12 ″ MAX 12 ″ MAX 12 ″ MAX 12 ″ MAX OUTDOORS 1 SQ IN .
10 T abl e 3 – Mi nimum Spac e V olum es f or 100% Combust ion, V ent i lat ion, and Dil uti on fr om Indoor s ACH OTHER THAN FAN - - - ASSIS TED TOTAL (1, 000s BTUH GAS IN PUT RA TE) FAN - - - AS SISTE D TOTAL (1, 000s BTUH GAS IN PUT RA TE) 30 40 50 44 66 88 110 132 154 S p a c eV o l u m e( f t .
11 NOTE : Side re tur n- - ai r openings ca n be used i n UPFLOW and mos t HORIZO NT AL conf igur at ions. Do not use side r etur n- - ai r openi ngs i n DOWNF LOW conf igur at ion.
12 Plat for m Furnac e Support Const r uct wor king plat for m at l oca tion wher e all re quir ed furna ce clearances are m et. (S ee Fig . 2 an d 1 7 .) F or fu rn aces with 1 - - in. (25 mm ) clearance req u iremen t on side, set furn ace on non- - combus t ibl e bloc ks , bri cks or angl e ir on.
13 T able 4 – Openi ng dime nsions - - In. ( mm) FURNACE CASIN G WIDTH APPLICATION PLENUM O PEN IN G FLOOR OPENING A B C D 14–3/16 (376) Upflow Ap plication s on Comb ustib le or Noncomb ustible F.
14 1 / 4 " (6mm) THREADED ROD 4 REQ. SECURE ANGLE IRON TO BOTTOM OF FURNACE WITH 3 #8 x 3 / 4 " (19mm) SCREWS TYPICAL FOR 2 SUPPORTS 1” (25mm) SQUARE, 1-1/4”x1-1/4”x1/8” (32x32x3mm) ANGLE IRON OR UNI-STRUT MAY BE USED (2) HEX NUTS, (2) WASHERS & (2) LOCK WASHERS REQ.
15 30-IN . (762mm) MIN WORK AREA 6 ″ M IN * TYPE-B VENT 17 3 / 4 ″ 22 ″ SHEET MET AL SEDIMENT TRAP EQUIPMENT MANU AL SHUT -OFF GAS VA L V E LINE CONT A CT ONL Y PERMISSIBLE BETWEEN LINES FORMED BY INTERSECTIONS OF THE T OP AND TW O SIDES OF THE FURNA CE JA CKET AND BUILDING JOISTS , STUDS , OR FRAMING.
16 T a ble 5 – Air D elivery - - C F M (With F ilter)* FURNACE SIZE RETURN - - - AIR INLET SPEED EXTE RNAL STATIC PR ES SURE (IN. W .C.) 0.1 0. 2 0.3 0.
17 T a ble 5 - - Air D eliv ery - - C FM (With F ilter)* (C o nt.) FURNACE SIZE RETURN - - - AIR INLET SPEED EXTE RNAL STATIC PR ES SURE (IN. W .C.) 0.
18 A02075 Fig. 18 - - Upflow R et urn A ir Confi gurat ions and Res tr ict ions A02163 Fig. 19 - - Downflow Retur n Air Conf igurat ions and Res tr ict ions A02162 Fig.
19 Gas pip ing m u st b e installed in accordan ce w ith n ation al an d local cod es. Refer to curren t edition o f NF GC in th e U.S. T abl e 6 – M aximum Capac it y of Pi pe NOMINAL IRON PI PE SIZE IN . (MM) INTE RNAL DIA. IN . (MM) LENGTH OF PIPE - - - F T .
20 115-VOLT FIELD- SUPPLIED FUSED DISCONNECT JUNCTION BOX CONTROL BOX 24-VOLT TERMINAL BLOCK THREE-WIRE HEATING- ONLY FIVE WIRE NOTE 2 NOTE 1 1-STAGE THERMOSTAT TERMINALS FIELD-SUPPLIED FUSED DISCONNE.
21 T a ble 7 – Electrica l Da ta FURNACE SIZE V O L T S --- H E R T Z --- PHASE OPERATING VOL TAGE RANGE MAX UNI T AMPS UNI T AMP ACITY# MAXIMUM WIRE LENGTH FT . (M ) ‡ MAXIMUM FUSE OR CKT B KR AMPS† MIN IMUM WIRE GAUGE MAX* MIN. * 045 - - - 08/024045 1 1 5 --- 6 0 --- 1 127 104 5.
22 A10141 Fig. 25 - - Fiel d- - Suppli ed El e ct ri c al Box on Fur nac e Cas in g 1. Sel ec t a nd re move a hol e knockout in the c as ing where t he electrical box is to be installed . NOTE : C heck that d u ct o n side o f furn ace will n o t in terfere with ins t al le d ele ctr i ca l box.
23 See notes 2, 5, 8, 10, 11 and 12 on the page following these figures A03179 Fig. 26 - - T wo- - Stage Fur nac e wit h T wo - - Spee d Air Condit ione r See notes 1, 2, 4, 6, 7, 9, 10, 11, and 15 on the page following these figures A03180 Fig.
24 7 See notes 1, 2, 3, 4, 12, 13, 14, 15, and 17 on the page following these figures A03182 Fig. 30 - - Dual Fuel The rmos tat wi th T wo - - Stage Furnac e and T wo- - Spee d Heat Pum p See notes 2, 11, and 12 on the page follo wing these figures A03183 Fig.
25 ACCESSORIES 1. E lectro nic A ir Cl eaner (E AC ) Co n nect an accesso ry E lectro nic A ir Cl eaner (if u sed ) us- ing 1 /4 - - in fem ale q ui ck con nect termin als to th e two m ale 1/4- - in quic k- - conne ct t er mi nal s on t he contr ol boa rd mark ed E AC - - 1 and E AC - - 2 .
26 CARBON MONOXIDE POI SONING HAZARD Failu re to follo w the steps ou tlined belo w fo r each app lian ce c o nn ected to the ven tin g system bein g placed into oper ati on coul d re s ult in ca rbon monoxi de poisoni ng or death .
27 A10133 Fig. 34 - - Chimney Ins pect ion Char t 312AAV.
28 Th e Chim n ey Ad apter Kit is a listed alternativ e v entin g sy stem for th ese fu rnaces. S ee th e kit in stru ction s fo r com pl ete details. Th is furn ace is permitted to b e v ented in to a clay tile- - lin ed ma sonr y chi mne y that is e xpos ed t o the out doors be low the roof li ne , provi ded: 1.
29 2. Adjus t the ga s i nput ra te pe r the i nst all a ti on ins t ruc ti ons. Low gas input r a te c a use s l ow vent gas te mpe ra t ure s , ca us- ing c onde nsa tion a nd c orr osi on in the fur nac e and/or vent - ing sy stem. Deratin g is permitted o nly for altitud es a bove 2000 ft 3.
30 SEE NO TES:1,2,3,4,5,7,8,9 on the page follo wing these figures A03210 Fig. 37 - - Downflow A ppli cat ion- - V ent Elbow Up t hen Le ft SEE NO TES: 1,2,4,5,7,8,9 on the page follo wing these figures A03211 Fig. 38 - - Downfl ow Appli cat ion - - V ent Elbow Up SEE NO TES: 1,2,4,5,6,7,8,9,10 on the page follo wing these figures A03207 Fig.
31 SEE NO TES: 1,2,4,7,8,9 on the page follo wing these figures A03213 Fig. 41 - - Hori z ontal Le ft Appl ic ation - - V ent El bow Lef t SEE NO TES: 1,2,4,5,7,8,9 on the page follo wing these figures A03214 Fig.
32 SEE NO TES: 1,2,4,5,7,8,9 A02068 Fig. 47 - - Hori z ontal Ri ght Appli cati on- - V ent El bow Lef t VENTING NOTES F OR FIG . 35 - - 47 1. F o r comm on v en t, vent con n ector sizing an d v ent material: Un ited States - - u se the N FG C. 2. Imme diat e ly inc re a se t o 5- - in.
33 CUT HAZARD Failu re to follow th is cautio n may resu lt in person al inju ry . Sh eet metal p arts m ay h av e sh arp ed ges or b u rrs. U se care and w ea r appropr iat e prote c ti ve c lothi ng, sa fet y gl as s es and glo v es when h and lin g parts and serv icin g furn aces.
34 T able 10 – 2 - - Stage Fur nace Se tup Swit c h Des cr ipti on SETU P SWITC H NO . SWITC H NAM E NOR MA L POSITION DESCRI PTI ON OF USE S W --- 1 Adaptive Heat Mode OF F Whe n OFF , allows 2 - - - stag e ope ration w ith a sing le stage th ermostat.
35 T a ble 11 – Altitu de D era te Multip lier fo r U.S .A. AL TITUDE FT . (M ) PERCEN T OF DERATE DERATE M UL TIPLIER FA CT O R * 0–2000 (0 - - - 610) 0 1.00 2001–3000 (610 - - - 914) 8– 12 0.90 3001–4000 (914 - - - 1219) 12– 16 0.86 4001–5000 (1219 - - - 1524) 16– 20 0.
36 BURNER ORIFICE A93059 Fig. 49 - - Ori fic e Hol e d. Ref er t o T abl e 12 for cubi c f t. of gas pe r hr . e. Mu ltiply g as rate cu ft. /hr by h eatin g v alue (Btu h /cu ft.
37 T a ble 1 2 – G a s Ra te (cu ft. /h r) SECONDS FOR 1 REVOL UTION SIZE OF TE ST DIAL SECONDS FOR 1 REVOL UTION SIZE OF TE ST DIAL 1 C UF T . 2 C UF T .
38 If cloc ked ra te doe s not ma tch r e quir e d input fr om Ste p 1, inc r ea s e ma nif old pre s sur e to incr e as e input or dec re ase mani fold pre ssur e to dec rea se input . Re pea t s te ps b thr ough e unti l cor r ec t high hea t input is a c hie ve d.
39 T able 14 – 2 - - Stage Fur nace Bl ower O FF delay Set up Swit ch DESIRE D HE ATING MODE BL OWER OFF D ELA Y (SEC. ) SETUP SWI TCH S W --- 2 SETUP SWI TCH S W --- 3 90 OFF OF F 120 OFF ON 150 ON OFF 180 ON ON R Y W G 10 TURNS THERMOSTAT SUBBASE TERMINALS WITH THERMOSTAT REMOVED (ANITICIPATOR, CLOCK, ETC.
40 T able 15 – Orif i ce Si ze * and Manif old Pr es sur es (I n. W .C.) for Gas I nput Rate A10184 312AAV.
41 T able 15 - - Or if ic e Siz e and Manif old Pr e ss ur es (I n. W .C.) f or Gas Input Rat e ( cont .) A10184A 312AAV.
42 T able 16 – Orif i ce Si ze * and Manif old Pr es sur es (I n. W .C.) for Gas I nput Rate A10185 312AAV.
43 T able 16 - - Or if ic e Siz e* and Manif old Pr e ss ur es (I n. W .C.) for Gas I nput Rate ( cont .) A10185A 312AAV.
44 SER VICE AND MAINTENANCE PROCEDURES FIRE, PERSONAL INJURY AND UNIT DAMAGE HAZARD Fai l ure t o foll ow this wa rni ng could res ult in per s onal i njur y , dea th and/ or pr opert y da ma ge. Th e ability to pro p erly perfo rm main tenan ce on th is equi pme nt r equi re s ce rta in knowl edge , mec hani cal s k ills, tool s , a nd equi pment.
45 CONTINUOUS OFF - Check f or 115VAC at L1 and L2, and 24VAC at SEC-1 an d SEC-2. CONTINUOUS ON - Control has 24VAC power . RAPID FLASHING - Line voltage (115VAC ) polarit y rev ersed.
46 A07125 Fig. 52 - - Wi ri ng Diagr am 312AAV.
47 T a ble 1 7 – F ilter S ize Info rma tio n ( In. / M m) FURNACE CASIN G WIDTH FILTER SIZE FIL TER TYPE SIDE RETURN BOT TO M RETURN 14 - - - 1/2 (368) 16 x25 x 3/4 (406 x635 x 19) 14 x25 x 3/4 (35.
48 UNIT DAMAGE HAZARD Failu re to follow th is cautio n may resu lt in sh orten ed h eat exch an ger life. He at ing f an spe ed(s ) MUST be adj us te d to pr ovide prope r air temp eratu re rise as sp ecified on th e rating p late. Rec ommende d opera tion is a t the mi dpoint of the ris e range or sl ight ly above .
49 st r iki ng wit h ba ll- - pee n hamme r . TI GHTNESS IS VER Y IMPOR T ANT . NOTE : Th e materials need ed in item 9 can usually b e p urch ased at local h ard ware sto res. (1.) A ttach variab le - - speed , reversib le drill to the en d o f spr i ng ca ble (e nd opposi te br ush) .
50 con tro l CP U, tran sform er TR AN , in d ucer m oto r IDM , blo wer motor B L WM, hot- - sur f ac e i gnit er HSI , and gas va lve GV . 1. T wo- - Stage Heat ing (Adapt ive m ode) wit h Single- - Stage The r most a t (Se e Fig.
51 The s tar t up a nd shut down f uncti ons a nd del ays de scr i bed i n it e m 1. above appl y to the 2- - st age he ati ng mode as wel l, e xc ept for swi tc hing fr om l ow- - to hi gh - - Hea t and vi c e ve rsa .
52 fr om COOL to HI HEA T for a maximum of 10 minutes befo re reverting b ack to C OO L sp eed . If there is still a dem and for de humi dif ic a ti on a ft er 20 mi nutes , the fur - nac e contr ol CPU wil l drop the blow er spe ed bac k to HI HE A T sp eed.
53 Is LED status light on? Is LED status light blinking rapidly without a pause? Is LED status light blinking ON/OFF slowly with a combination of short and long flashes? Determine status code.
54 11 NO PREVIOUS CODE – Stored codes are erased after 72 hours. On RED LED boards stored status codes can also be erased whene ver power (115V or 24V ) is interrupted. Run system through a low-heat, high-heat, or cooling cycle to check system. 12 BLOWER ON AFTER POWER UP – (115V OR 24V) – Normal operation.
55 T a bl e 1 8 – A ccessory L ist DESCRI PTI ON PA R T N U M B E R NOT ES Medi a Filter C abin et FILCABXX0016 Filter cabinet 16” (406 mm) for 4” (102 mm) wide filter FILCABXX0020 Filter cabine.
56 P ART S REP LACEMENT INFORMA TION GUIDE CASING GROUP Oute r door Blowe r door T o p filler p late Bo ttom filler plate Bo ttom en clo sure ELECTRICAL GROUP Co n trol b rack et Junc tion box Lim it .
An important point after buying a device Bryant 312AAV/JAV (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Bryant 312AAV/JAV yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Bryant 312AAV/JAV - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Bryant 312AAV/JAV you will learn all the available features of the product, as well as information on its operation. The information that you get Bryant 312AAV/JAV will certainly help you make a decision on the purchase.
If you already are a holder of Bryant 312AAV/JAV, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Bryant 312AAV/JAV.
However, one of the most important roles played by the user manual is to help in solving problems with Bryant 312AAV/JAV. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Bryant 312AAV/JAV along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
