Service manual

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Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Caution
Connect the wiring and turn on
again.
Fix the wiring and turn on again.
Replace the indoor unit PC board.
Replace the fan motor.
(V2779)
Is the wiring from the fan
motor securely connected
to connectors on the indoor
unit PC board?
Does the fan motor run?
YES
YES
YES
NO
NO
NO
Wiring between the
indoor unit PC board
and fan motor is
disconnected.