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4. SERVICE PROCEDURES
(b) Circuit breaker trips in several minutes after turning the air conditioner on.
• There is a possibility of short circuit.
2 2 2 2 2 Neither indoor unit nor outdoor unit runs.
A.
Power is not supplied
B.
Check remote control unit.
4
• Check capacity of circuit
breaker.
Is capacity of circuit
breaker sufficient ?
• Check resistance of
outdoor fan motor winding.
• Check resistance of
compressor motor winding.
• Check power supply.
Is power being supplied
to outdoor unit ?
• Try to run both indoor and
outdoor units with another
remote control unit.
OK
The other remote control
unit is defective.
NO
Circuit breaker
is tripped.
NO
Power failure.
NO
44
–
–
Replace it with a
suitable one.
(= larger capacity)
0614_X_S
Reset the breaker.
Wait for recovery
or consult power
supply company.
Refer to item C.
0616_X_S
0615_X_S
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