Sanyo C1852 Service Manual page 38

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.
• 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.
• Check resistance of primary
winding of transformer.
8) Compressor does not Run.
• Check compressor motor capacitor
(RC1).
• Check resistance of compressor
motor winding.
Fan cannot
be rotated.
OK
If fuse blows,
(TR)
1038_X_S
OK
• Check fan casing
for foreign matter
on the inside.
• Fan motor burnout
or foreign matter
in bearing.
Wait for 30 minutes until com-
pressor has cooled.
Compressor internal thermal
protector is operated.
• Check power supply voltage.
Is voltage abnormally low?
• Is outdoor heat exchanger coil dirty
or are there obstacles near air
suction inlet?
– 38 –
Remove foreign
matter or repair.
Repair or replace.
0633_X_S
Compressor runs.
NO
1336_X_S
SM830079