B. Circuit breaker trips in several minutes after turning the air conditioner on.
●
There is a possibility of short circuit.
7-2-2. Neither fan motor nor compressor motor runs.
A. Power is not supplied.
B. Check OPERATION SELECTOR switch on the control panel.
If it is set at OFF.
• Check that OPERATION SELECTOR
switch is not set at "OFF".
Set to "HIGH COOL"
or "LOW COOL".
NO
• Check power supply.
Power is being supplied to the unit.
Circuit breaker
is tripped.
Power failure.
Reset breaker.
Wait for recovery
or contact power
company.
Replace with suitable
one (larger capacity).
•
•
•
NO
Check capacity of circuit breaker.
Capacity of circuit breaker is
suitable.
Measure resistance of fan motor
winding.
Measure resistance of compressor
motor winding.
15
