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SM830078
12. SERVICE PROCEDURES
5) Some Part does not Operate.
A. Indoor fan does not run.
4) Indoor Unit does not Run.
(Indoor fan and louver motor do not run.)
B. Louver motor does not run.
• Check resistance of fan
motor winding.
• Check fan motor capacitor.
OK
Relay RY1 or RY2 on the
P.C.B. Ass’y is defective.
• Check fan rotation.
Rotate the fan gently once
or twice by hand.
0631_X_S
Check fan casing
for foreign matter
on the inside.
Remove foreign
matter or repair.
Repair or replace.
Fan cannot
be rotated.
Fan motor burnout
or foreign matter
in bearing.
OK
• Check resistance of
louver motor winding.
P.C.B. Ass’y or remote
control unit is defective.
OK
0632_X_S
0630_X_S
P.C.B. Ass’y is defective.