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[ III Outdoor Unit Components ]
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HWE09120 GB
4. Fan board
(1) PUHY-P72, P96, P120, P144TJMU-A
CNVDC
Bus voltage input
N
P
F01
Fuse
250VAC 15A
LED3
Lit during normal
CPU operation
CN18V
Input 18VDC
GND
CN4
GND
Serial communication signal output
GND Control board
Serial communication signal output
CN22
GND INV board
Input 5VDC
Serial communication signal input
GND INV board
Input 17VDC
CN21
Serial communication signal output
GND INV board
Input 17VDC
THBOX
Thermistor
(Control box internal temperature
detection)
LED1
Inverter in normal operation
LED2
Inverter error
DIP IPMRear
CNINV
Inverter output
W
V
U
R630
Overcurrent detection
resistor