38MBR: Service Manual
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
7
WIRING DIAGRAMS (CONT)
Sizes 48K and 58K
Table 6 — Wiring Diagram Sizes 48K and 58K Codes
Table 7 — Wiring Diagram Sizes 48K and 58K Codes
Table 8 — Wiring Diagram Sizes 48K and 58K Codes
OUTDOOR UNIT PFC & IPM BOARD
CODE PART NAME
CN1~CN6 Output:224-380VDC High voltage to DIODE MODULE
CN2~CN3 Output:224-380VDC High voltage to PFC INDUCTOR
U~V~W Connection to compressor voltage among phases 0~200VAC
CN9 Input:Pin1-Pin6: Pulse waveform (0-5VDC),Pin7, Pin9 (0VDC) Pin8 (0-5VDC),Pin10 (5VDC)
FAN1 Output: Pin1~Pin2: High voltage (224-380VDC), Pin4 (0-15VDC) Pin5 (0-5.6VDC), Pin6:Pulse waveform (0-15VDC)
OUTDOOR UNIT DC MOTOR DRIVER BOARD
CODE PART NAME
CON1 Output:Pin1~Pin2:High voltage (224-380VDC)
CN1 Input: Pin4: Pulse waveform (0-15VDC),Pin3 (0-6.5VDC) Pin2 (0VDC),Pin1 (15VDC)
FAN1 Pin1-Pin3: Connect to FAN voltage among phases 0~200VAC
FAN2 Pin1-Pin3: Connect to FAN voltage among phases 0~200VAC
CODE PART NAME
COMP COMPRESSOR
CAP1,CAP2 FAN MOTOR CAPACITOR
CT1 AC CURRENT DETECTOR
D DIODE MODULE
EEV ELECTRONIC EXPANSION VALVE
FM1,FM2 OUTDOOR DC FAN
FAN1,FAN2 OUTDOOR AC FAN
HEAT CRANKCASE HEATING
H-PRO HIGH PRESSURE SWITCH
L PFC INDUCTOR
L-PRO LOW PRESSURE SWITCH
KM AC CONTACTOR
SV 4-WAY VALVE
TP EXHAUST TEMPERATURE SENSOR
T3 CONDENSER TEMPERATURE SENSOR
T4 OUTDOOR AMBIENT TEMPERATURE SENSOR
TH HEATSINK TEMPERATURE SENSOR
PAIQI COMPRESSOR TOP SENSOR (GAS PIPE SENSOR)
CH 1
CH 2
CH 3
FERRITE BEAD
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