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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