11. SERVICE PROCEDURES
6)Outdoor Fan does not Run.
• Check fan rotation.
Rotate the fan gently once or twice by hand.
•Check resistance of fan motor winding.
OK
Fan cannot be rotated.
•Check fan casing 
for foreign matter
on the inside.
•Fan motor burnout 
or foreign matter
in bearing.
Remove foreign matter or repair.
Repair or replace.
• Check fan motor capacitor
•Check continuity between terminals on the compressor motor magnetic contactor.
7)Outdoor Fan does not Run for CL1852.
•Check fuse on PCB Ass’y in
outdoor unit for continuity.
If fuse blows,
• Check resistance of primary |
|
winding of transformer. | (TR) |
1038_X_S
8)Compressor does not Run.
•Check compressor motor capacitor (RC1).
OK
•Check resistance of compressor motor winding.
0633_X_S
Wait for 30 minutes until com- pressor has cooled.
Compressor runs.
Compressor internal thermal protector is operated.
•Check power supply voltage. Is voltage abnormally low?
NO
•Is outdoor heat exchanger coil dirty or are there obstacles near air suction inlet?
1336_X_S
SM830079
– 38 –
