9-3. Some part of air conditioner does not operate.
9-3-1. Only indoor fan does not run.
9-3-2. Only flap motor does not run.
9-3-3. Only outdoor fan does not run.
Fan cannot
be turned.
• Check fan rotation.
Turn fan gently once or twice by
hand.
• Check fan casing
foreign matter on
inside.
Fan motor winding
burnout or foreign
matter in bearings.
Remove foreign
matter or repair.
Repair or replace.
OK
• Check fan motor capacitor.
OK
•
• Check fan motor capacitor.
• Check connectors to indoor PCB Ass´y.
• Measure resistance of outdoor fan
motor winding.
• Check connectors to outdoor fan
motor lead wires.
• Measure resistance of flap motor
winding and connector.
Fan cannot
be turned.
• Check fan rotation.
Turn fan gently once or twice by
hand.
• Check fan casing
foreign matter on
inside.
Fan motor winding
burnout or foreign
matter in bearings.
Remove foreign
matter or repair.
Repair or replace.
• Check connectors to PCB Ass´y.
Refer to " 9-4-3. Trouble Diagnosis of Indoor Fan Motor ".
NOTE
48