Sanyo SA-128S5-A Technical & Service Manual page 16

B. Circuit breaker trips in several minutes after turning the air conditioner on.
There is a possibility of short circuit.
• Check capacity of circuit breaker.
Capacity of circuit breaker is
suitable.
Measure resistance of fan motor
•
winding.
Measure resistance of compressor
•
motor winding.
7-2-2. Neither fan motor nor compressor motor runs.
A. Power is not supplied.
• Check power supply.
Power is being supplied to the unit.
B. Check OPERATION SELECTOR switch on the control panel.
• Check that OPERATION SELECTOR
switch is not set at "OFF".
Replace with suitable
NO
one (larger capacity).
Circuit breaker
is tripped.
NO
Power failure.
If it is set at OFF.
12
Reset breaker.
Wait for recovery
or contact power
company.
Set to "ON" .