Manual Bryant 551B

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  • Bryant 551B - page 1

    1 Installation Instructions 551B 036- - 072 551C 024- - 060 SINGLE - - P ACKAGE RO OFTOP ELECTRIC COOLING UNITS WITH OP TIONAL ELECTRIC H EA T T ABLE OF CO NTENTS Page SAFETY CONSIDERA TI ONS 1 ........................ INST ALLA TION 1 .................................. Ste p 1 - - Provi de Unit Suppor t 2 ...................... ROOF CURB 2 ....... ...

  • Bryant 551B - page 2

    2 Ste p 1 —Pr o vide Unit Suppor t Roof Curb Assem ble an d in stall accesso ry roo f cu rb in acco rdan ce with ins tr uct ions s hippe d wit h c urb. (Se e Fi g. 2.) I nst al l ins ula ti on, ca nt s tr ips , r oofi ng fe lt , a nd count er f la shi ng as s hown. Ductwor k mu st be atta ched to cu rb , no t to the unit. If electric co ntro l p ...

  • Bryant 551B - page 3

    3 ROOF CURB ACCESSO RY A UNIT SIZE CRRFCURB001A01 1 ˝ -2 ˝ [356] CRRFCURB002A01 2 ˝ -0 ˝ [610] NO TES: 1. Roof cu rb accessor y is sh ipped disasse mbled. 2. Insula ted panels. 3. Dimensions in [ ] are in millimeters. 4. Ro of curb: g alvanized stee l. 5. Att ach ductwork t o curb (flang es of duct r est on curb). 6. Se rvice c learance: 4 f t ...

  • Bryant 551B - page 4

    4 MAXIMUM ALLO W ABLE DIFFERENCE (in.) A-B B-C A -C 0.5 1.0 1.0 C061 10 Fig. 3 --- Unit L ev eling T olera nces DRAIN PLUG CONDENSA TE P AN (SIDE VIEW) HORIZONT AL DRAIN OUTLET NO TE: D rain plug is shown in factory-installed posit ion. C06003 Fig. 4 --- Conde nsat e Drai n Connec ti on Posi ti oning Ma int ai n cl ea ra nce around a nd above unit ...

  • Bryant 551B - page 5

    5 NOTE S : 1. Pl ace u nit on cu r b as close as possibl e to the du ct en d. 2 . D i m e n s i o ni n( )i si nm i l l i m e t e r s . 3. H ook rig gi ng shack les throug h holes in bas e rail as show n in detai l “ A. ” Holes i n base rai ls are cente red around the unit c enter of gravi ty . Use wood en to p skid when rig gi ng to pre vent ri ...

  • Bryant 551B - page 6

    6 CONTROL BOX P ANEL CONTROL BOX P ANEL COMPRESSOR COMPRESSOR ACCESS ACCESS P ANEL P ANEL C06375 Fig. 8 --- 551B 036 - -072 Base Uni t Dime nsi ons 551B,C ...

  • Bryant 551B - page 7

    7 CONTROL BOX P ANEL COMPRESSOR ACCESS P ANEL C06376 Fig. 9 --- 551C 024 - -060 Base Uni t Dime nsi ons 551B,C ...

  • Bryant 551B - page 8

    8 Ste p 5 — Ma ke E lectri cal C on necti on s ELECTRICAL SHOCK HAZARD Fai lur e to fol low thi s wa rni ng coul d re sul t in pe rs onal inj ury or dea th. Unit c a bine t must ha ve a n unint er rupt ed, unbr oken el ec tr ic a l ground to minim iz e the pos si b ility of p erson al inj ury i f a n el ec tr ic al faul t s hould occ ur . This gr ...

  • Bryant 551B - page 9

    9 T able 1—Phys ic al Data 551B BASE U NIT 551B 036 048 060 072 NOMI NAL C A P AC IT Y (no mi nal to ns ) 3 4 5 6 OPERA TING WEIGHT (lb) Unit 435 445 465 540 Perf ect H u midit y  Ada pti ve D eh u mid ifica tio n S yst em 15 23 25 29 EconoMi$er I V 50 50 50 50 Roof Curb 115 115 115 115 COMP RESSOR Sc roll Quan tity 1 1 1 1 Oil (o z) 42 53 50 ...

  • Bryant 551B - page 10

    10 T able 2—Phys ic al Data 551C BASE U NIT 551C 024 036 048 060 NOMI NAL C A P AC IT Y (no mi nal to ns ) 2 3 4 5 OPERA TING WEIGHT (lb) Unit 435 445 465 635 Perf ect H u midit y  Ada pti ve D eh u mid ifica tio n S yst em 13 15 23 25 EconoMi$er I V 50 50 50 50 Roof Curb 115 115 115 115 COMP RESSOR Sc roll Quan tity 1 1 1 1 Oil (o z) 25 42 56 ...

  • Bryant 551B - page 11

    11 LEGEND C— Contactor COMP — Compressor IFC — Indoor (Evaporator) F an Contactor NEC — National Electrical Code TB — T er minal Block 208/230-1-60 575-3-60 (SIZES 060 AND 072) 208/230-3-60 (SIZES 036 AND 048) 208/230-3-60 460-3-60 (SIZES 060 AND 072) 575-3-60 (SIZES 036 AND 048) 460-3-60 (SIZES 036 A ND 048) C06158 Fig. 1 1 --- P o wer W ...

  • Bryant 551B - page 12

    12 T able 3—El ec tr ic al Data- - 551C VOLT AGE RAN GE COMPRESSOR ( each) OUTDOOR F AN ELECT RI C HEAT POWER SUPPL Y * DISCONNECT SIZ E UNIT SI ZE Nom inal V --- P h --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA T ER --- --- --- A 0 0 or B00 Actual kW† FLA MCA MOCP ** FL A LRA NONE —/ — —/— 16.3/16.3 20/20 16/ ...

  • Bryant 551B - page 13

    13 T able 3 — Ele ct ri cal Dat a - - 551C (cont ) VOLT AGE RAN GE COMPRESSOR ( each) OUTDOOR F AN ELECT RI C HEAT POWER SUPPL Y * DISCONNECT SIZ E UNIT SI ZE Nom inal V --- P h --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA T ER --- --- --- A 0 0 or B00 Actual kW† FLA MCA MOCP ** FL A LRA NONE — — 9.4 15. 0 9.0 60. ...

  • Bryant 551B - page 14

    14 T able 3 — Ele ct ri cal Dat a - - 551C (cont ) U N I T N O M I N A L I F M C O N V VOL T AGE RANGE COMPRE SSOR (ea ch) OUTDOOR F AN I F M ELEC TR IC H EAT POWE R SUPPL Y DISCONNECT SIZ E UNIT SIZE NOMINA L V --- P H --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA TE R --- --- A 0 0 o r B00 Actual kW { FL A MCA MOCP** F ...

  • Bryant 551B - page 15

    15 T able 3 — Ele ct ri cal Dat a - - 551C (cont ) U N I T N O M I N A L I F M C O N V VOL T AGE RANGE COMPRE SSOR (ea ch) OUTDOOR F AN I F M ELEC TR IC H EAT POW ER SUPPL Y DISCONNECT SIZ E UNIT SIZE NOMINA L V --- P H --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA TE R --- --- A 0 0 o r B00 Actual kW { FL A MCA MOCP** F ...

  • Bryant 551B - page 16

    16 T able 3 — Ele ct ri cal Dat a - - 551C (cont ) U N I T N O M I N A L I F M C O N V VOL T AGE RANGE COMPRE SSOR (ea ch) OUTDOOR F AN I F M ELEC TR IC H EAT POW ER SUPPL Y DISCONNECT SIZ E UNIT SIZE NOMINA L V --- P H --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA TE R --- --- A 0 0 o r B00 Actual kW { FL A MCA MOCP** F ...

  • Bryant 551B - page 17

    17 T able 4—El ec tr ic al Data- - 551B U N I T N O M I N A L C O N V VOL T AGE RANGE COMPRE SSOR (ea ch) OUTDOOR F AN I F M ELEC TR IC H EAT POWE R SUPPL Y * DISCONNECT SIZ E UNIT SIZE NOMINA L V --- P H --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA TE R --- --- A 0 0 o r B00 Actual kW† FLA MCA MOCP ** FLA LRA — — ...

  • Bryant 551B - page 18

    18 T able 4 — Ele ct ri cal Dat a - - 551B (cont ) U N I T N O M I N A L C O N V VOL T AGE RANGE COMPRE SSOR (ea ch) OUTDOOR F AN I F M ELEC TR IC H EAT POWE R SUPPL Y * DISCONNECT SIZ E UNIT SIZE NOMINA L V --- P H --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA TE R --- --- A 0 0 o r B00 Actual kW† FLA MCA MOCP ** FLA ...

  • Bryant 551B - page 19

    19 T able 4 — Ele ct ri cal Dat a - - 551B (cont ) VOLT AGE RAN GE COMPRESSOR ( EACH) OUTDOOR F AN ELEC TR IC H EAT POW ER SUPPL Y DISCONNECT SIZ E UNIT SIZE NOMINA L V --- P H --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA T ER --- --- A 0 0 o r B00 Actual kW { FL A MCA MOCP** FL A LRA — —/— —/— 35.2/ 35.2 45/ ...

  • Bryant 551B - page 20

    20 T able 4 — Ele ct ri cal Dat a - - 551B (cont ) VOLT AGE RAN GE COMPRESSOR ( EACH) OUTDOOR F AN ELEC TR IC H EAT POW ER SUPPL Y DISCONNECT SIZ E UNIT SIZE NOMINA L V --- P H --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA T ER --- --- A 0 0 o r B00 Actual kW { FL A MCA MOCP** FL A LRA — —/— —/— 46.3/ 46.3 60/ ...

  • Bryant 551B - page 21

    21 T able 4 — Ele ct ri cal Dat a - - 551B (cont ) U N I T VOL T AGE RANGE COMPRE SSOR (ea ch) OUT DOOR F AN I F M ELEC TR IC H EAT POWE R SUPPL Y * DISCONNECT SIZ E UNIT SIZE NOMINA L V --- P H --- H z IFM TYPE CONV OUTLET Min Max QT Y RLA LRA QTY FLA IFM FLA CRHEA TE R --- --- --- A 0 0 o r B00 Actual kW† FLA MCA MOCP ** FLA LRA — —/— ? ...

  • Bryant 551B - page 22

    22 Ste p 6 — Adjust Factory- Installed Op tions Perfect H um id ity  Adapt ive Dehu mid ifica tion Syst em Perfect Hu mid ity sy stem op eratio n can b e contro lled b y field ins ta ll at ion of a Brya nt- - appr oved humi dist at . ( See Fi g. 13.) NOTE : A ligh t com mercial T h ermid istat  devi ce ( Fig. 14) ca n be use d inst ea d of ...

  • Bryant 551B - page 23

    23 CB — Circuit Breaker CR — Cooling Relay DHR — Dehumidify Relay DSV — Discharge Solenoid V alv e HR — Heater Relay LPS — Low Pressure Switch LSV — Liquid So lenoid Valv e LT L O — Low T em perature Lo ckout Fiel d Splice T er minal (Unmarke d) Splice F actory Wiring Field Control Wiring Field P o wer Wiring LEGEND C06128 Fig. 15 - ...

  • Bryant 551B - page 24

    24 C06131 Fig. 19 --- Out door- - Air D amper W i th Hood Attac hed C06132 Fig. 20 --- Out door- - Air Dam per Pos it ion Set ti ng ECONOMI$ER IV CONTROLLER OUTSIDE AIR TEMPERA TURE SENSOR LOW AMBIENT SENSOR A CTUA TOR WIRING HARNESS C06021 Fig. 21 --- Ec onoMi$e r IV Compone nt Locat ions Opti onal EconoM i$er IV See F ig. 21 for EconoM i$e r IV c ...

  • Bryant 551B - page 25

    25 H o o d B o x HOOD BOX BRACKET C06024 Fig. 23 --- Hood Box R emoval SIDE P ANEL INDOOR COIL ACCESS P ANEL INDOOR COIL ACCESS P ANEL CAULK HERE TOP SIDE P ANEL C06025 Fig. 24 --- Indo o r Co il A ccess Pa n el Relo ca tion B TOP P ANEL INDOOR COIL ACCESS P ANEL 19 1/16” SCREW HOOD DIVIDER LEFT HOOD SIDE 33 3/8” C06026 Fig. 25 --- Out door- - ...

  • Bryant 551B - page 26

    26 EconoM i$er I V Contr ol Modes De te rmi ne the Ec onoMi$e r IV contr ol mode be for e se t up of the cont rol . Some modes of opera ti on may requi re di f fe re nt se nsor s . (Se e T a ble 6. ) The EconoM i$e r IV is s uppli ed from the fa ct ory w it h a s upply- - air te mper at ure se nsor and an outdoor- - ai r te mpe ra tur e se nsor . T ...

  • Bryant 551B - page 27

    27 Out door Enthal py Changeove r Fo r enth alpy co n tro l, accessory en thalp y sen sor (part nu m ber HH57AC078) i s r equi re d. Repl ac e t he st anda rd out door dry bulb temp eratu re senso r w ith th e accesso ry en thalp y sen so r in the sam e mount ing loca ti on. (Se e Fig. 21.) Whe n the outdoor ai r ent hal py ri se s above the outdoo ...

  • Bryant 551B - page 28

    28 C06034 Fig. 33 --- Ec onoMi$e r IV Cont r oll er Pot ent iome te r and LED Locat ions Repl ac e the s ta ndar d outsi de ai r dry bulb te mper at ure s ens or wit h the accessory en th alp y senso r in the same m ounti ng loc at ion. (Se e Fig. 21.) Mount the r et urn ai r ent hal py se nsor i n the re tur n ai r duct . (Se e Fig. 35. ) W ir ing ...

  • Bryant 551B - page 29

    29 LED ON LED ON LED ON LED ON LED OFF 19 18 LED OFF LED OFF LED OFF 17 16 15 14 13 12 11 10 9 40 45 50 55 60 65 70 75 80 85 90 95 100 DEGREES F AHRENHEIT mA D C B A C06035 Fig. 34 --- Outsid e Air T emp era ture Change over Se t Point s ECONOMI$ER IV ECONOMI$ER IV CONTROLLER GROMMET RETURN AIR SENSOR RETURN DUCT (FIELD-PROVIDED) C06036 Fig. 35 --- ...

  • Bryant 551B - page 30

    30 A pr oporti onal a ntic ipa tor y st ra te gy shoul d be ta ken wit h the fol lowi ng condit ions: a z one wit h a lar ge ar ea , var ied oc cupanc y , and e quipme nt tha t ca nnot ex ceed the requ ired v en tilation rate at desig n co nd itio n s. Exceed in g th e required v en tilatio n rate mean s the eq u ipm en t can con d itio n air at a ...

  • Bryant 551B - page 31

    31 Deh um idifica tio n of Fresh Air with DC V Co n tr o l Info rm ation from A SH RA E in d icates that th e largest h u mid ity loa d on any zone is t he fr esh a ir i ntr oduce d. For s ome app licatio n s, a d evice such as an energy reco v ery u ni t can be adde d to re duce t he moi st ure c onte nt of t he f re sh a ir being brought i nto t ...

  • Bryant 551B - page 32

    32 6000 5000 4000 3000 2000 1000 0 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 DEL T A P IN. WG 4&5t o n 6 ton 3 ton C06133 Fig. 39 --- Perfect Hu mid ity t Adapti ve Dehum idif icat ion Syst em Stat ic Pr es sur e Dr op (in. wg) C06134 Fig. 40 --- Belt Driv e Mo tor Mo u ntin g C06041 Fig. 41 --- Evapor ator- - Fan Pulle y Adjus tme nt T able 8— 551B, ...

  • Bryant 551B - page 33

    33 T able 10—Evapor ator -Fan Motor D ata — Standar d Motor UNI T 551B 551C UNI T PHASE MAXIMUM CON TINUO US BHP* MAXIMUM OP E R ATI NG WAT TS * UNI T VOL TAGE MAXIMUM AMP DRA W 024 ALL 0.58 580 2.0 75.0 Sing le 1.20 1000 208/230 4.9 0 3 6 208/230 4.9 036 Three 1.20 1000 460 2.2 T h r e e 1 . 2 0 1 0 0 0 575 2.2 Sing le 1.20 1000 208/230 4.9 0 ...

  • Bryant 551B - page 34

    34 T able 14 — Evaporator -Fan Motor Ef fi ci enc y MOTOR 551B EFFI CIENCY 024, 036, 048 75 060 74/84* 072 84 *Single-phase/3- phase. NOTE : C onv ert wa tts to bh p using th e f oll owing f or mul a: watt s input x motor ef fici ency bhp = 746 GENERAL F AN P ERFO RMANCE NOTES 1. V alu es inclu de losses for filters, unit casin g, and w et coils. ...

  • Bryant 551B - page 35

    35 T able 15—Fan Per for mance 551B 036, 551C 036 — V er tic al Dis char ge Units ; Standar d Motor (Belt D rive)* A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 900 566 0. 14 142 690 0.23 228 791 0.32 320 879 0.42 418 957 0.52 ...

  • Bryant 551B - page 36

    36 T able 17—Fan Per for mance 551B 048, 551C 048 — V er tic al Dis char ge Units ; Standar d Motor (Belt D rive)* A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1200 666 0. 25 252 778 0.36 361 873 0.48 476 956 0.60 594 1031 0 ...

  • Bryant 551B - page 37

    37 T able 19—Fan Per for manc e 551B 060, 551C 060 Single -Phas e — V er tic al Dis char ge Unit s; Standar d Motor ( Bel t Dri ve) * A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1500 790 0.40 353 897 0.53 471 991 0.68 600 1 ...

  • Bryant 551B - page 38

    38 T able 20—Fan Per for mance 551B 060, 551C 060 Thre e-Phas e — V ert ic al Dis char ge Unit s; St andard Motor ( Belt Dr ive) * A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1500 790 0.40 353 897 0.53 471 991 0.68 600 1075 ...

  • Bryant 551B - page 39

    39 T able 21—Fan Per for manc e 551B 060, 551C 060 — V er tic al Dis char ge Unit s; High- Stat ic Mot or (Belt D rive)* A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1500 790 0.40 353 897 0.53 471 991 0.68 600 1075 0.83 739 ...

  • Bryant 551B - page 40

    40 T able 22—Fan Per for mance 551B 072 — V er tic al Dis char ge Unit s; St andard Motor ( Bel t Dri ve) * A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1800 907 0.63 558 1006 0.80 708 1092 0. 97 860 1169 1.14 1015 1239 1.32 ...

  • Bryant 551B - page 41

    41 T able 23—Fan Per for mance 551B 072 — V er tic al Dis char ge Unit s; Hi gh-St ati c Motor ( Bel t Dri ve) * A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1800 907 0.63 558 1006 0.80 708 1092 0.97 860 1169 1.14 1015 1239 ...

  • Bryant 551B - page 42

    42 T able 25—Fan Per formanc e 551B 036, 551C 036 — Hori zont al Dis char ge Unit s; St andard Mot or (Belt D rive)* A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 900 554 0. 14 134 681 0.22 222 783 0.32 316 870 0.42 416 947 0 ...

  • Bryant 551B - page 43

    43 T able 27—Fan Per formanc e 551B 048, 551C 048 — Hori zont al Dis char ge Unit s; St andard Mot or (Belt D rive)* A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1200 643 0. 23 233 762 0.35 344 860 0.46 459 944 0.58 579 1020 ...

  • Bryant 551B - page 44

    44 T able 29—Fan Per formanc e 551B 060, 551C 060 Single -Phas e — Hori zont al Dis char ge Units ; Standar d Motor (Be lt Dr ive) * A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1500 724 0.33 295 837 0.45 402 937 0.59 524 10 ...

  • Bryant 551B - page 45

    45 T able 30—Fan Per for manc e 551B 060, 551C 060 Thr ee- Phase — Hor iz ontal Di sc harge Uni ts ; Standar d Motor (Be lt Dr ive) * A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1500 724 0.33 295 837 0.45 402 937 0.59 524 1 ...

  • Bryant 551B - page 46

    46 T able 31—Fan Per formanc e 551B 060, 551C 060 — Hori zont al Dis char ge Unit s; Hig h - - Sta tic Mo to r (Belt D rive)* A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) AIRFL OW C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1500 724 0.33 295 837 0.45 402 937 0.59 524 1028 0.74 ...

  • Bryant 551B - page 47

    47 T able 33—Fan Per formanc e 551B 072 — Hori zont al Dis char ge Units ; High- Stat ic Mot or (Bel t Dri ve)* A I R F L O W EXT ER NAL STATIC PRE S SURE (in. wg) A I R F L O W C F M 0.2 0. 4 0. 6 0.8 1. 0 C F M Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Wa tts Rpm Bhp Watts 1800 822 0.51 455 927 0.66 589 1018 0.82 728 1100 0.98 873 117 ...

  • Bryant 551B - page 48

    48 PRE -ST AR T -UP FIRE, EXPLOSIO N, ELECTRIC AL SHOCK HA ZARD Fai lure t o fol low this wa rni ng coul d re sul t in pe rs onal inj ury , deat h, and/ or prope rty dam age . 1. Fol low r ecogni ze d saf et y prac ti ce s and we ar prot ec tive goggle s whe n che cking or s er vic ing a refrigeran t sy stem. 2. Do not opera te t he com pre ss or o ...

  • Bryant 551B - page 49

    49 Cooling Set t he spa ce t her most at to the OFF posi ti on. Set the sys te m selector switch at CO OL p ositio n an d the fan switch at A UTO po sitio n. Ad ju st th e therm ostat to a settin g b elo w roo m te mpera ture . The compr es sor st ar ts when c onta ct or cl ose s. Ch eck co olin g effects at a settin g b elow roo m temp eratu re. C ...

  • Bryant 551B - page 50

    50 The li quid ent er s the e vapor at or coi l at a t empe rat ure l ower t han in stand ard co olin g op eration . Th is lo wer temp erature in creases the l at ent c apa cit y of t he roof top unit. The re fr ige ra nt pa ss es thr ough the eva pora tor and i s t urne d int o a va por . The a ir pas si ng over t he evapor ator c oil will be come ...

  • Bryant 551B - page 51

    51 4. Clean co il u sin g a co mm ercial co il cleaner or dish w asher detergen t in a p ressurized spray can ister . W ash bo th sides of co il an d flu sh w ith clean water . F o r b est resu lts, back -flu sh to ward retu rn -air section t o rem o ve foreig n ma te ri al . Fl ush c ondens at e pa n aft er compl et ion. 5. Rei nst al l ec onomiz ...

  • Bryant 551B - page 52

    52 T able 34—Pe rf ec t Humidi ty Adapti ve Dehumi dif ic ati on Syste m Sequenc e of Oper ati on and Syst em Res ponse — Sin gle Compr es sor Unit ( 551C 024 - - 060, 551B 036 - - 072) THE RM OSTA T INPUT ECONOMIZ ER FU NCTION 551B, C UNIT O PERATI ON H Y1 Y2 OAT . < Economize r Set Point Economizer Comp. 1 Subcoolin g Mode Hot Gas Reheat M ...

  • Bryant 551B - page 53

    53 C06140 Fig. 50 --- Coo lin g Ch a rgin g Ch a rt, Standar d 551B 048 C06141 Fig. 51 --- Coo lin g Ch a rgin g Ch a rt, Standar d 551B 060 C06142 Fig. 52 --- Coo lin g Ch a rgin g Ch a rt, Standar d 551B 072 C06143 Fig. 53 --- Cool ing Chargi ng Chart, 551B 036 wit h Opt ional Per fec t Humidi ty Adapti ve Deh um idifica tio n Sy stem 551B,C ...

  • Bryant 551B - page 54

    54 C06144 Fig. 54 --- Cool ing Chargi ng Chart, 551B 048 wit h Opt ional Per fec t Humidi ty Adapti ve Deh um idifica tio n Sy stem NOTE : Whe n using t he c har ging cha rt s, it i s i mport ant t hat only the s ubcooli ng/r ehe at de humidi fic at ion c oil l iqui d li ne sol enoi d val ve be ener giz ed. The subc ooling/ rehe at dehumi dif ic at ...

  • Bryant 551B - page 55

    55 551C - 2 TON CHARGING CHART 65.0 70.0 75.0 80.0 85.0 90.0 95.0 100.0 105.0 42 52 62 72 S u c t i o nL i n eT e m p( d e gF ) Suction Lin e Pressure (psig ) 448.0 498.0 548.0 598.0 648.0 698.0 5.5 10.5 15.5 20.5 25.5 Suction Lin e T emperat ure (d eg C) Suction Lin e Pressure (kpa) FC 125 52 115 4 6 105 41 95 35 85 29 75 24 C06148 Fig. 57 --- Coo ...

  • Bryant 551B - page 56

    56 551C - - 4 TON CHARGI NG CHART 67.0 77.0 87.0 97.0 42 47 52 57 62 67 72 77 S u c t i o nL i n eT e m p( d e gF ) Sucti on Li ne Pr essure (psi g) 492.0 542.0 592.0 642.0 692.0 5.6 10. 6 15. 6 20.6 25. 6 Sucti on Li ne Temperatur e (deg C) Sucti on L in e Pressu re (kpa) FC 115 4 6 105 41 95 35 85 29 75 24 C06150 Fig. 59 --- Coo lin g Ch a rgin g ...

  • Bryant 551B - page 57

    57 TROUBLES HOOTING Unit T r oub leshooting Ref er t o T able s 35-37 f or uni t t roubl es hooti ng det ai ls . Economi$er IV T roubleshooting See T able 38 for Ec onoMi$e r IV logic . A func tiona l vi ew of t he EconoM i$e r IV is s hown in Fig. 61. T ypica l s et ti ngs, se nsor ra nges , and jumpe r posi ti ons are a lso show n. An EconoMi $er ...

  • Bryant 551B - page 58

    58 EconoM i$e r IV T roubl es hooti ng Complet ion This proce dure i s use d to ret urn t he EconoMi $er I V to oper at ion. No tr oubles hooting or t es ti ng is done by per for ming t he fol lowi ng proce dure. 1. Disco n n ect p ow er at T R an d TR 1 . 2. Set entha lpy pot ent iome ter to pre vious s et ti ng. 3. Set D CV m axim u m p o sition ...

  • Bryant 551B - page 59

    59 T a ble 3 6 —P erfect H um id ity  Adaptive De humidi fi cat ion Syst em Subcool ing Mode Ser vic e Analys is PROBLEM CAUSE REMED Y Subcooling Mode (Liquid R ehe at) Will Not Energize. No power to cont rol transformer from evapor ator -fan motor . Check power sourc e and evaporator - fan relay . Ensure all wire c onnec tions ar e tig ht. W ...

  • Bryant 551B - page 60

    60 C06053 Fig. 61 --- Ec onoMi$e r IV Functi onal Vi ew 551B,C ...

  • Bryant 551B - page 61

    61 ST ART -UP CHECKLIST (Remov e a nd Store i n Job Fil e) I. PRELIM INAR Y INFORM A TION MODEL NO. : SE RI AL NO.: DA TE : TE CHNIC IAN: II. PRE- ST ART - UP (in sert checkm ark in bo x as each item is complet ed) j VERI FY THA T JOBSI TE VOL T AGE AGR EE S WI TH VOL T AGE LI STE D ON RA T ING PLA T E j VERI FY THA T AL L P ACKAGI NG MA TE RIAL S ...

Manufacturer Bryant Category Fan

Documents that we receive from a manufacturer of a Bryant 551B can be divided into several groups. They are, among others:
- Bryant technical drawings
- 551B manuals
- Bryant product data sheets
- information booklets
- or energy labels Bryant 551B
All of them are important, but the most important information from the point of view of use of the device are in the user manual Bryant 551B.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Bryant 551B, service manual, brief instructions and user manuals Bryant 551B. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Bryant 551B.

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A complete manual for the device Bryant 551B, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Bryant 551B by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Bryant 551B.

A complete Bryant manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Bryant 551B - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Bryant 551B, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Bryant 551B, that we can find in the current document
3. Tips how to use the basic functions of the device Bryant 551B - which should help us in our first steps of using Bryant 551B
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Bryant 551B
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Bryant 551B in a specific country, if it was not possible to solve the problem on our own.

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