Bryantメーカー120の使用説明書/サービス説明書
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Install ation , Start - - up , Operati ng and Ser vice a nd Mainte nance Instructions Series 120/C 312A 2 --- S t a g e D e l u x e I n d u c e d --- C o m b u s t i o n 4 - - - W ay Mult ipo ise Fur nace SAFETY CONSIDERA TIONS 2 .....................
2 2-7/16" 1-1/8" 28-7/8" 25-1/4" 22-9/16" JUNCTION BOX LOCATION 7/8" DIA ACCESSORY 1/2" DIA THERMOSTAT WIRE ENTRY 3-15/16" LEFT HAND GAS ENTRY 33-5/16" 24-7/8" 5-1/2" 7/8" DIA.
3 T a ble 1 – Dimen sio ns (In.) FURNACE SI ZE A CABI NET WIDTH (IN.) D SUPPL Y - - - AIR WIDTH (IN .) E RETURN - - - AIR WIDTH (IN .) F C.L. TOP AN D BOT T OM FLUE COLLA R (IN.) FL UE COL LAR* (IN.) SHIP W T . (LB) FIL T ER MEDIA CABI NET SIZE (IN.
4 MINIMUM INCHES CLEARANCE TO COMBUSTIBLE CONSTRUCTION DISTANCE MINIMALE EN POUCES AUX CONSTRUCTIONS COMBUSTIBLES INSTALLATION 327590-101 REV. C Ø * Clearance arrows do not change with furnace orientation.
5 60 80 A04036 Fig . 3 - - R etu rn A ir T emp era 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 n s. Th e in stallation mu st co mp ly with re gulat ions of t he s er ving gas s upplie r , loca l buil di ng, he a ti ng, plum bing, and othe r code s .
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, INJUR Y OR DEA TH HAZARD Fai l ure to fol low t his wa rning c ould r e sul t in pe r sona l inj ury , de at h, a nd/or pr oper ty dama ge. Wh en the furn ace is installed i n a resid en tial garage, the bu rn ers an d ig n ition so urces mu st b e lo cated at least 1 8 inc he s above t he f loor .
8 equi ppe d wit h me a ns t o pre vent ope r at ion of e it her unit unle ss the da mpe r is i n the ful l- - hea t or full- - cool posi t ion. AIR FOR COMBUSTION AND VENTILA TION Pro v ision s fo r adeq uate co mb u stion , ven tilation , an d d ilutio n air mu st b e pro v id ed in accord ance w ith : U.
9 1 SQ IN. PER 4000 BTUH* DUCTS TO OUTDOORS 1 SQ IN. PER 4000 BTUH* CIRCULA TING AIR DUCTS VENT THROUGH ROOF D B A C E 1 SQ IN. PER 4000 BTUH* DUCT TO OUTDOORS CIRCULA TING AIR DUCTS 1 SQ IN.
10 T abl e 3 – Mi nimum Spac e V olum es f or 100% Combust ion, V ent ilat ion, and Dil uti on fr om Indoor s ACH OTHER THAN FAN - - - ASSISTED TOT AL (1, 000s BTUH GAS IN PUT RATE) FAN - - - A SSIST ED TOTAL (1, 000s BTUH GAS IN PUT RATE) 30 40 50 44 66 88 110 132 154 S p a c eV o l u m e( f t3 ) 0.
11 A02098 Fig. 9 - - Rem oving Bott om Closur e Panel Lev eling L egs (If D esir ed) In u p flow po sitio n w ith sid e return in let(s), lev eling l egs m ay be use d. (See Fig. 10.) Ins ta ll fi e ld- - suppl ie d, 5/16 X 1 - - 1/2 in. ( max) corro sio n - - resistant m ach ine b o lts, wash ers an d n u ts.
12 under neat h furna ce mus t be le vel a nd the furna ce se t on blocks or bri c ks. Roll- - Out Pr o tection Provi de a mi nimum 17- - 3/4 in. X 22 in.
13 T able 4 – Opening di me nsi ons ( In. ) FURNACE CASIN G WIDTH APPLICATION PLEN UM OPENI NG FL OOR OPENING A B C D 14–3/16 Upfl ow Appl ic ati ons o n Combust ibl e or Nonc om bust ibl e Fl oor.
14 1 / 4 " THREADED ROD 4 REQ. SECURE ANGLE IRON T O BO TT OM OF FURNACE WITH 3 #8 x 3 / 4 " SCREWS TYPICAL FOR 2 SUPPORTS 1" SQU ARE, 1 1 / 4 " x 1 1 / 4 " x 1 / 4 " ANGLE IRON OR UNI-STR UT MA Y BE USED (2) HEX NUTS, (2) WASHERS & (2) L OCK W ASHERS REQ.
15 30-IN. MIN WORK AREA 6 ″ MIN* TYPE-B VENT 17 3 / 4 ″ 22 ″ SHEET MET AL SEDIMENT TRAP EQUIPMENT MANU AL SHUT -OFF GAS V AL VE LINE CONT ACT ONL Y PERMISSIBLE BETWEEN LINES FORMED BY INTERSECTIONS OF THE T OP AND TWO SIDES OF THE FURNA CE JA CKET AND BUILDING JOISTS , STUDS, OR FRAMING.
16 T a ble 5 – A ir Deliv ery - - CF M (With F ilter)* FURNACE SIZE RETURN - - - AIR INLET SPEED EXTE RNAL STATIC PR ES SURE (IN. WC) 0.1 0.2 0.3 0.4 0.
17 110 - - - 22 / 066110 Bottom O nly High M e d --- High Me- dium M e d --- L o w Low 2530 2225 1895 1565 1320 2460 2190 1885 1555 1295 2380 2135 1865 1535 1265 2285 2075 1820 1505 1235 2200 1995 177.
18 T a ble 5 - - A ir Deliv ery - - C F M (With F ilter)* (C o nt.) FURNACE SIZE RETURN - - - AIR INLET SPEED EXTE RNAL STATIC PR ES SURE (IN. WC) 0.1 0.
19 A02075 Fig. 18 - - Upfl ow Re tur n Ai r Conf igur ations and Re s tr ic t ions A02163 Fig. 19 - - Downfl ow Re tur n Ai r Conf i gurat ions and Re str ic tions A02162 Fig.
20 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 ed ition o f N FG C in th e U.S . an d the CAN/CSA- - B149.1- - 05 in Ca nada . T abl e 6 – M aximum Capaci ty of Pipe * NOMI NAL IRON PIPE SIZE (IN.
21 115-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.
22 T a ble 7 – Electrica l Da ta V O L T S --- H E R T Z --- PHASE OPERATING VOL TAGE RANGE MAX UNI T AMPS FURNACE SIZE UNI T AMP ACITY# MAXIMUM WIRE LENGTH (ft)‡ MAXIMUM FUSE OR CKT B KR AMPS† MIN IMUM WIRE GAUGE MAX* MIN. * 1 1 5 --- 6 0 --- 1 127 104 5.
23 6. Reins t al l cove r to J - - Box. Do not pinc h wir es be twee n cove r and brac ket. Electrica l B ox o n F urn a ce Ca sing S ide. S ee F ig. 26. FIRE OR ELECTRI CAL SHOCK HAZARD Fai l ure to fol low t his wa rning c ould r e sul t in pe r sona l inj ury , de at h, or pr oper ty dam age .
24 See notes 2, 5, 8, 10, 11 and 12 on the page following these figures A03179 Fig. 27 - - T wo- - Stage Furnac e with 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.
25 7 See notes 1, 2, 3, 4, 12, 13, 14, 15, and 17 on the page following these figures A03182 Fig. 31 - - Dual Fue l Ther mos tat wi t h T wo - - Stage Fur nace and T wo- - Speed H eat Pump See notes 2, 11, and 12 on the page follo wing these figures A03183 Fig.
26 ACCESSORIES 1. Electro ni c Air Cl eaner (E AC ) Co n nect an accesso ry E lectro n ic Air C leaner (if u sed ) usin g 1 /4 - - in female quick co n nect termin als to th e two ma le 1/ 4- - in quic k- - conne ct t er mi nal s on the c ontr ol boar d mark ed EA C - - 1 an d EA C - - 2.
27 CARBON MONOXIDE POI SONING HAZARD Fai l ure to fol low t his wa rning c ould r e sul t in pe r sona l inj ury or de at h. 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 being p laced into oper ati on coul d re s ult in ca rbon monoxi de poisoni ng or death .
28 CHIMNEY INSPECTION CHART F or additional requirements refer to the National Fuel Gas Code NFP A 54/ANSI Z223.1 and ANSI/NFP A 211 Chimneys , Fireplaces, V ents, and Solid Fuel Burning Appliances in the U .S.A. or to the Canadian installation Code CSA-B149.
29 Th e Chim n ey Ad apter Kit is a listed alternative v en ting sy stem for th ese fu rnaces. S ee the k it in stru ction s fo r com plete d etails. Canada (and U. S.A. ) - - Th is furnace is permitted to b e vented in to a clay tile- - lin ed maso nry ch imn ey th at is e xpose d to the outdoor s bel ow the r oof li ne, pr ovide d: 1.
30 ca using c onde nsa t ion a nd cor rosi on in the f urnac e and/ or ven tin g system. Deratin g is permitted o n ly for altitud es above 2000 ft 3. Adjus t the a ir te mpe ra tur e ris e to the midpoi nt of the ri se ra nge or sl i ghtl y above.
31 SEE NO TES: 1,2,4,5,7,8,9 on the page follo wing these figures A03211 Fig. 39 - - Downfl ow Appl ic ati on- - V ent El bow Up SEE NO TES: 1,2,4,5,6,7,8,9,10 on the page follo wing these figures A03207 Fig. 40 - - Downf low Appli cat ion - - V e nt Elbow Lef t then Up SEE NO TES:1,2,3,4,5,7,8,9 on the page follo wing these figures.
32 SEE NO TES: 1,2,4,7,8,9 on the page follo wing these figures A03218 Fig. 44 - - Hor iz ontal Ri ght Appl ic ati on - - V e nt El bow Right SEE NO TES: 1,2,4,5,7,8,9 on the page follo wing these figures A03215 Fig. 45 - - Hori zontal Le ft Appl icat ion - - V e nt Elbow Up SEE NO TES: 1,2,4,5,7,8,9 on the page follo wing these figures A03216 Fig.
33 Ca utio n !! Fo r th e follo win g a p plica tion s, u se the m inim um v ertica l heig h ts as sp ecified b elo w . Fo r all o ther a p plica tion s, fo llow ex clusiv ely th e Na tio na l Fu el Ga s C od e FURNACE ORIE NT ATION VE NT OR I ENTA - TION FURNACE I N- PUT(BTU H/HR) MIN IMUM VENT DIAM ETER (IN .
34 A04128 Fig. 50 - - Rounded End of Knoc kout A04129 Fig. 51 - - Knoc kout Pull ed Loos e A04130 Fig. 52 - - Hamme r and Scr ewdr ive r Us ed for Knoc kout A04131 Fig. 53 - - Rem ove Knoc kout wit h Hammer BURN HAZARD Failu re to follow th is cautio n may cau se person al inju ry.
35 In Canada: Pe r se c ti on 8.24.2 of the CAN /CSA- - B149.1- - 05, any listed m ech anical v en ter may be used , w h en app ro ved b y th e aut hor it y havi ng j uri sdi c ti on. Sel e ct t he l i st ed m ec hani cal ve nte r to mat c h the Bt uh input of t he furn ace being v ented .
36 T able 10 – 2 - - Stage Fur nac e Set up Switc h Desc ript ion 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 , a llows 2 - - - sta ge op eration with a sin gle stag e thermosta t.
37 a. Tur n gas val ve ON/ OFF s witc h to OFF . b. Remove ma nif old pre ss ure t a p plug f rom ga s val ve. c. C on n ect a water co lum n man o meter o r similar dev ice to ma nif old pre s sur e ta p. d. Tur n gas val ve ON/ OFF swi tc h to ON. e.
38 T a ble 1 2 – Ga s R ate (cu ft/hr) SECONDS FOR 1 REVOL UTION SIZE OF TE ST DIAL SECONDS FOR 1 REVOL UTION SIZE OF TE ST DIAL 1 C U F T 2 C U F T 5 C U F T 1 C U F T 2 C U F T 5 C U F T 10 360 72.
39 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 mani fold pre ss ure to i nc re a se i nput or de cre a se manif old pre ssur e to dec rea se input . Re pea t st eps b thr ough e unt il cor re c t high hea t input is a c hie ve d.
40 T able 14 – 2 - - Stage Fur nac e Blowe r OFF delay Set up Switc h 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.
41 Step 5 — Ch ecklis t 1. Put aw ay t ools and ins tr u me nts . Cl ean up de br is . 2. V er if y tha t swit c hes f or LHT and OFF - - DELA Y ar e blo w er OF F - - DE LA Y are selected as desired . 3. V erify that bl ow er and b u rner access doors ar e pr oper ly installed .
42 T able 15 – Orif i ce Si ze and Mani fol d Pre ssur e for Gas I nput Rate (T abulate d Dat a Base d on 22,000 Bt uh High- - Heat / 14,500 Bt uh for Low- - He at pe r Bur ner , Der ate d 4% for Each 1000 Ft Above Se a Leve l) AL TI TUDE RAN GE (F T) AVG.
43 T able 15 - - Orif ic e Size and Manif old Pr ess ure f or Gas I nput Rate ( cont .) (T abulate d Dat a Base d on 22,000 Bt uh High- - Heat / 14,500 Bt uh for Low- - Heat pe r Bur ner , De r ate d 4% f or Eac h 1000 Ft A bove Se a Leve l) AL TI TUDE RAN GE (F T) AVG.
44 T able 16 – Orif i ce Si ze and Mani fol d Pre ssur e for Gas I nput Rate (T abulate d Dat a Base d on 21,000 Bt uh High- - Heat / 14,500 Bt uh for Low- - He at Pe r Bur ner , Der ate d 4% for Each 1000 Ft Above Se a level) AL TI TUDE RAN GE (F T) AVG.
45 T able 16 - - Orif ic e Size and Manif old Pr ess ure f or Gas I nput Rate ( cont .) (T abulate d Dat a Base d on 21,000 Bt uh High- - Heat /14,500 Bt uh for Low- - Heat Per Bur ner , Derat e d 4% f or Eac h 1000 Ft Above Sea lev el) AL TI TUDE RAN GE (F T) AVG.
46 UNIT OPERA TI ON HAZARD Failu re to follow th is cau tion m ay result in im pro p er unit oper ati on or fai lure of uni t com ponent s . Labe l all wi r es pr ior to disc onne ct ion whe n se rvic ing cont r ols . W ir ing e rr ors c a n ca us e i mpr oper and dange rous oper ati on.
47 CUT HAZARD Failu re to follow th is cautio n may resu lt in person al inju ry . Sh eet metal p arts may hav e sharp edg es or b u rrs. Use care and w ea r appropr iat e pr ote ct ive c l othi ng, sa f et y gla sse s a nd glo v es when h and lin g parts and serv icin g furn aces.
48 A07125 Fig. 58 - - W i ri ng Diagr am 312A.
49 CLEANING AND/ OR REPLACING AI R FIL TER Th e air filter arrangem ent will vary d epen din g o n the app lication . NOTE : If t he filter h as an airflo w d irectio n arro w, the arrow mus t point t owa rds t he bl ower . CUT HAZARD Failu re to follow th is cautio n may resu lt in person al inju ry .
50 16 . R einstall con tro l bo x assemb ly in furn ace. 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 a n spe ed(s ) MUST be adj uste d t o provi de proper air temp eratu re rise as specified on th e ratin g plate.
51 a. Rem ov e m etal screw fittin g fro m wire b rush to allo w insertio n in to cable. b. Insert the twisted wi re end o f brush into en d o f sprin g ca ble, a nd cr imp ti ght wi th c ri mpi ng tool or c ri mp by st r iki ng wit h ba ll- - peen ha mmer .
52 con tro l CP U, tran sform er TR AN , in d ucer m o tor IDM , blo w er motor B L WM, hot- - surf ace i gnit er HSI, a nd gas va lve GV . 1. T wo- - Stage He ati ng (Adapt ive mode ) with Singl e- - Stage The rm ost at (Se e Fig.
53 low - - h eat and hig h - - h eat pressure switch co n tacts LPS an d HP S ar e open, and st ar ts the i nduce r motor ID M in high - - spe ed. The s tar t up a nd shut down f uncti ons a nd dela ys desc ribe d i n it e m 1.
54 b. Hig h co olin g - - When th e R - - to - - G - - an d - - Y /Y2 circu it is cl os ed a nd t her e is a dema nd for de humidi fic a ti on,t he furn ace blo w er mo tor B L WM w ill dro p the b low er speed fr om COOL to HI HEA T for a ma ximum of 1 0 minutes befo re reverting b ack to C OO L sp eed .
55 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.
56 11 NO PREVIOUS CODE – Stored codes are erased after 72 hours. On RED LED boards stored status codes can also be erased whenev er 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.
57.
58 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. E 2007 Bryant Heatin g & Cooling Sys tems 7310 W . Morris St . Indianapolis , IN 46231 Printed in U .
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