Service Manual

3
INDEX
S-18 TESTING CRANKCASE HEATER (OPTIONAL ITEM ) .............................................................................................................. 29
S-18A CHECKING CRANKCASE HEATER THERM OSTAT ................................................................................................................ 30
S-21 CHECKING REVERSING VALVE AND SOLENOID ................................................................................................................. 30
S-24 TESTING DEFROST CONTROL ........................................................................................................................................... 30
NOTE: PCBDM 133 defrost controls have a three (3) minute compressor off cycle delay. ......................................................... 30
S-25 TESTING DEFROST THERM OSTAT ...................................................................................................................................... 30
S-50 CHECKING HEATER LIM IT CONTROL(S) ............................................................................................................................. 30
S-52 CHECKING HEATER ELEM ENTS.......................................................................................................................................... 31
S-100 REFRIGERATION REPAIR PRACTICE.................................................................................................................................. 31
S-101 LEAK TESTING ............................................................................................................................................................... 32
S-102 EVACUATION ................................................................................................................................................................ 32
S-103 CHARGING .................................................................................................................................................................... 33
S-104 CHECKING COM PRESSOR EFFICIENCY............................................................................................................................. 34
S-108 SUPERHEAT ................................................................................................................................................................... 34
S-109 CHECKING SUBCOOLING ............................................................................................................................................... 34
S-111 FIXED ORIFICE RESTRICTION DEVICES ............................................................................................................................. 35
S-112 CHECKING RESTRICTED LIQUID LINE ............................................................................................................................... 35
S-113 REFRIGERANT OVERCHARGE.......................................................................................................................................... 35
S-114 NON-CONDENSABLES................................................................................................................................ 35
S-115 COM PRESSOR BURNOUT ............................................................................................................................................... 36
S-122 REVERSING VALVE REPLACEM ENT ................................................................................................................................. 36
S-125 THERM OSTATIC EXPANSION VALVE ................................................................................................................................ 39
S-200 CHECKING EXTERNAL STATIC PRESSURE.......................................................................................................................... 39
S-201 CHECKING TEM PERATURE RISE ....................................................................................................................................... 40
AIRFLOW .................................................................................................................................................... 41
W IRING DIAGRAM S .................................................................................................................................... 45
GPC15 [24-48] H41* * .......................................................................................................................................... 45
GPC1560H41* * .................................................................................................................................................. 46
APC15 [24-48] H41* * ......................................................................................................................................... 47
APC1560H41* * .................................................................................................................................................. 48
GPH16 [24-42] H41* * (Single Speed Application) .............................................................................................. 49
GPH16 [42-60] H41* * (Two Speed Application) ................................................................................................. 50
APH16 [24-42] H41* * (Single Speed Application) ............................................................................................... 51
APH16 [42-60] H41* * (Two Speed Application) .................................................................................................. 52
OT18-60A OUTDOOR THERM OSTAT ................................................................................................................... 53
OT18-60A OUTDOOR THERM OSTAT ................................................................................................................... 54
SINGLE PHASE HKR/ P* * HEAT KIT............................................................................................................................... 55
A/ GPC15 & A/ GPH16H41* ......................................................................................................................................... 56
SPK* - SINGLE POINT W IRING KIT .............................................................................................................................. 57