Carrier 38MBR series Service Manual page 9

WIRING DIAGRAMS (CONTINUED)
CODE PART NAME
CN53~CN54 Input: 230VAC High voltage
CN55 Output: Pin1 (12VDC),Pin2 (5VDC),Pin3 (EARTH)
CN19 Pin1~Pin3: Connect to FAN voltage among phases 0~200VAC
U~V~W Connect to compressor voltage among phases 0~200VAC
CN51~CN52 CN51~EARTH ,CN52~EARTH Output: 224-380VDC High voltage
CODE
COMP COMPRESSOR
CAP1 FAN MOTOR CAPACITOR
HEAT CRANKCASE HEATING
FM1 OUTDOOR DC FAN
FAN1 OUTDOOR AC FAN
EEV ELECTRONIC EXPANSION VALVE
OUTDOOR UNIT PFC & IPM BOARD
PART NAME CODE
L PFC INDUCTOR
L-PRO LOW PRESSURE SWITCH
H-PRO HIGH PRESSURE SWITCH
SV 4-WAY VALVE
T3 CONDENSER TEMPERATURE SENSOR
T4 OUTDOOR AMBIENT TEMPERATURE SENSOR
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PART NAME