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(4)
Indoor unit does not run.
(Indoor fan and louver motor do not run.
P.C.B. Ass'y is defective.
(5)
Some part does not operate.
(1) Indoor fan does not run.
• Check fan rotation.
Rotate the fan gently once
or twice by hand.
• Check resistance of fan
motor winding.
OK
• Check fan motor capacitor.
OK
Relay RY1 or RY2 on the
P.C.B. Ass'y is defective.
(2) Louver motor does not run.
• Check resistance of
louver motor winding.
OK
P.C.B. Ass'y or remote
control unit is defective.
0630_X_S
Fan cannot
be rotated.
0632_X_S
– 63 –
4. Service procedures
Check fan casing
Remove foreign
for foreign matter
matter or repair.
on the inside.
Fan motor burnout
Repair or replace.
or foreign matter
in bearing.
0631_X_S
4
SM830043
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