Service manual

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NO
NO
YES
YES
Properly connect the cable.
It is supposed that the
indoor unit fan motor stops
running due to overload,
overcurrent, or lock.
Replace the indoor unit PC
board.
Is the
power supply
cable of the indoor unit
fan properly
connected?
Restart the fan.
Is the fan normally
running?
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.