42
Check of outdoor fan motor
I
Outdoor fan motor does not operate.
MUZ-GA25VA
MUZ-GA25VAH
Replace the
outdoor fan motor.
Does the left lamp of
OPERATION INDICATOR
lamp on the indoor unit
light up?
Is the resistance of fan
motor normal?
3 minutes after, is there
voltage 230V AC
between CN771
2
and
3
on the power P.C.
board?
Disconnect the connector CN771 on the power P.C.
board.
Disconnect the connector (CN61) between
compressor and power transistor module.
Turn ON the power supply and press the
EMERGENCY OPERATION switch.
Yes
Yes
No
Check the resistance of fan motor. (Refer to 11-5.)
Replace the
power P.C. board.
No
Replace the outdoor
fan motor.
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