Service manual

OK
41
Repair or repla-
ce.
Fan motor burnout or
foreign matter in
bearing.
NO
NO
Replace capacitor.
Replace fan motor.
OK
Check fan motor capacitor.
Measure resistance of fan motor
winding.
OK
Check output of fan motor terminals
on PCB Ass’y.
Fan cannot
be turned
Check fan rotation. Turn fan gently
once or twice by hand.
1) ONLY INDOOR FAN DOES NOT RUN
Check fan casing for
foreign matter on inside.
Remove foreign
matter or repair.
L
SOME PARTS OF AIR CONDITIONER DO NOT OPERATE
Fan turn
normal
Repair or repla-
ce.
Fan motor burnout or
foreign matter in
bearing.
OK
Measure the resistance of outdoor
fan motor winding.
Check fan motor capacitor.
Fan cannot
be turned.
Check fan rotation. Turn fan gently
once or twice by hand.
2) ONLY OUTDOOR FAN DOES NOT RUN
Check fan casing for
foreign matter on inside.
Remove foreign
matter or repair.
Defrost controller (POW-C92 GH)
is defective in outdoor unit.