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Bryant 664B - page 1
1 664B 13 SEER S INGLE - - P ACKAGED H EA T PUMP SYSTEM WITH R - - 22 REF RIGERANT SINGLE AND THREE PHAS E 2 - - 5 NOMINAL T ONS (SIZES 024 - - 060) Installation Instructions NOTE : Read the en tire in structio n m anu al b efore starting th e installatio n . T ABLE OF CONTENTS P AGE SAFETY CONSIDERA TI ONS 2 ......................... INTRODUCTI ON ...
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Bryant 664B - page 2
2 SAF ETY CONSIDERA TIONS Installatio n and serv icing o f th is equ ipm en t can b e hazar dous due to m ec ha nic a l a nd e le c tr i ca l com ponent s . Onl y t ra i ned a nd qual i fi e d pers onne l shoul d ins ta l l, r e pai r , or se rvi c e thi s equi pme nt. Untr a ine d per sonne l ca n per for m bas i c mai nt ena nc e func tions suc h ...
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Bryant 664B - page 3
3 Wh en desig n ing an d in stalling d u ctwo rk , consid er the follo win g: UNIT DAMAGE HAZARD Failu re to follow th is cautio n may resu lt in damag e to un it com ponent s . Whe n conne cti ng duc twor k t o uni t s, do not dri l l dee pe r than 3 /4 in . (19 mm ) in sh ad ed area sh o wn in Fig . 2 o r co il may be d amag ed . CAUTION ! 19.17 ...
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Bryant 664B - page 4
4 A08414 Fig. 5 - - Unit Bas e Dim ens i ons, 664B024- - 060 664B ...
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Bryant 664B - page 5
5 TOP CO VER INDOOR THERMOST AT DISCONNECT PER NEC (UNIT AND ELECTRIC HEA TER) FROM POWER SOURCE RETURN AIR POWER AND LOW -VOL T AGE ENTRY COMPOSITE RUST -PROOF BASEP AN CONDENSA TE DRAIN CONNECTION Pow er W ir i n g Control Wiring Condenser Airflow Evaporator Airflow A08207 Fig. 6 - - T ypical I ns tal lat i on T able 1 – Phys ic a l D ata UNIT ...
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Bryant 664B - page 6
6 T a bl e 2 – Min imu m Airflo w fo r S afe E lectric Hea ter O pera tio n Unit Si ze Minimum Airflow ( CFM) 5kW 7.5kW 10kW 15kW 20kW 024 500 650 750 -- -- 030 600 800 1050 -- -- 036 600 800 1050 1 150 1200 042 600 800 1050 1 150 1200 048 600 800 1050 1 150 1200 060 600 800 1050 1 150 1200 Step 7 — In sta ll E l ectrical Con n ection s ELECTRI ...
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Bryant 664B - page 7
7 HEATER LOW VOLTAGE PLUG A05388 Fig. 8 - - Contr ol Box Wi ri ng 3-PHASE CONNECTIONS T O DISCONNECT PER NEC SINGLE-PHASE CONNECTIONS T O DISCONNECT PER NEC GROUND LEAD UNIT GROUND BLK YEL BLU L L L C00012 Fig . 9 - - L ine P o wer C on n ection s Therm ostat Unit Control G Y W2 W3 R RED GRN YEL O ORN C BRN WH T VIO and subbase Power A05207 Fig. 10 ...
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Bryant 664B - page 8
8 c. In sp ect all field - - and factory - - w iring con nectio n s. Be sure th at co n nectio n s are com p leted an d tight. d. Ensure wire s do not t ouch r e fr i ger a nt t ubi ng or s ha rp sheet m etal ed ges. e. In sp ect coil fins. If damag ed d u ring sh ip p ing an d handl i ng, c a re f ull y s tr ai ght en f i ns w it h a f i n com b. ...
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Bryant 664B - page 9
9 T a ble 3 – Re quir ed Subc ooli ng A08406 Ste p 4 — Indoor Air f low and Air flo w Adj ust- ments NOTE : For cool ing opera t ion, t he rec omme nded air f low is 350 to 45 0 cfm fo r each 12,0 0 0 Btu h o f rated coolin g cap acity. T able 4 s hows dr y c oil a ir del i ver y f or hor i zont a l di sc har ge unit s. T able s 6- - 8 show pre ...
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Bryant 664B - page 10
10 Step 5 — Unit Contr ols All c ompr e ss or s have t he f oll owi ng int e rna l- -prote c ti on contr ol s. HIGH- - PRESSURE RELIEF V AL VE Th is v alv e o p ens when th e pressu re dif feren tial betw een the lo w and h ig h side beco m es e x cessive. LOSS OF CHARGE SWITCH Loca t ed on the outdoor l iqui d l ine i s a low- - pres s ure swi t ...
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Bryant 664B - page 11
11 A08209 Fig. 13 - - T ypical Si ngle- - Phase Uni t Ele c tr i cal Di agr am (Si ze s 024- - 042) 664B ...
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Bryant 664B - page 12
12 A06405 Fig. 14 - - T ypical Si ngle- - Phase Uni t Ele c tr i cal Di agr am (Si ze s 048- - 060) 664B ...
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Bryant 664B - page 13
13 A06325 Fig. 15 - - T ypical Thr ee- -Phase Uni t Ele c tr i cal Di agr am (Si ze s 030- - 042) 664B ...
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Bryant 664B - page 14
14 A06326 Fig. 16 - - T ypical Thr ee- -Phase Uni t Ele c tr i cal Di agr am (Si ze s 048- - 060) 664B ...
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Bryant 664B - page 15
15 A05209 Fig . 1 7 - - S in gle - - P h ase A ccessory Electric H eater Wiring A06327 Fig . 1 8 - - T hree- - Ph a se Accesso ry Electric Hea ter Wiring 664B ...
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Bryant 664B - page 16
16 T a bl e 4 – Dry C o il Air Delivery * Ho rizo nta l Discha rg e (Ded uct 1 0 p er cent fo r 2 08 V olt O pera tio n) 230 VOLT HORIZONTAL DISCHARGE UNIT SIZE SPEED TA P AIR DELIVER Y EX TE RNAL S T A T IC P R ES S URE (IN. WC) 0.1 0. 2 0.3 0.4 0.5 0.6 0. 7 0.8 0.9 1.0 024 1 Watts — 99 100 118 130 142 — — — — CFM — 848 793 757 698 6 ...
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Bryant 664B - page 17
17 T a b l e5–C o o l i n gC h a r g i n gC h a r t SUCTION LIN E TEMPERA TUR E ( ° F) Sucti on Line P ressur e (PSI G) OD T emp . ( ° F) 52 54 56 59 61 64 67 70 73 76 79 82 85 89 92 45 51 55 60 64 69 — — — — — — — — — — 55 — — 53 57 62 66 70 — — — — — — — — 65 — — — — 53 57 62 66 71 75 — — ? ...
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Bryant 664B - page 18
18 Only qua lif ie d s er vi ce per s onne l shoul d per f orm ma int e nanc e and se r vic e pr oce dur es t ha t re qui re uni t top re mova l . Ref e r t o the foll owi ng top r em oval proc e dure s : 1. Remo v e screws o n unit to p cover su rface. (S av e all screws.) 2. Remove sc rews on unit t op cover f l ange . (Sa ve a ll s c re ws .) 3. ...
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Bryant 664B - page 19
19 Step 4 — Ou tdoor Coil, In door Coil, and Conde nsa te D rain Pan Ins pe ct the conde ns e r coi l , eva por at or coi l, a nd conde nsa t e dr ai n pan at least on ce each y ear . Th e coils are easily cleaned w hen d ry ; th erefor e, inspect an d clean the co ils eith er b efo re or after each co o ling season . Rem ov e all obst r uct i on ...
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Bryant 664B - page 20
20 STRAINER ACCUMULA TOR COMPRESSOR STRAINER LCS OUTDOOR COIL INDOOR COIL A B D C Check V alves A Open B Closed C Open D Closed LEGEND LCS Loss of Charge Switch Acutrol Metering Device Check V alve (Arrow indicates direction of flow) HEA TING CYCLE 1. Hot gas from compressor flows through the 4-way valve and is directed to the cooling liquid line c ...
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Bryant 664B - page 21
21 T a ble 9 – T roubl e shoot i ng Chart SYMPTOM CAUSE REMEDY Comp ressor and o ut door fan will no t start Power f ailur e Call power c ompany Fuse blown or c ircuit br eaker tr ipped Replace fus e or res et cir cuit break er Defectiv e contactor, transformer, control relay , or high- - pr ess ure, loss - - of - -c harge or low - - pres sur e s ...
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Bryant 664B - page 22
22 ST AR T - - UP CHECKLIST (REMOVE AND ST ORE IN JOB FIL E) I. PRELI MINAR Y INFORMA TION Mo del No ............................................................................................................................................................ Serial N o ................................................................................. ...
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