Faulty
Faulty
Condenser
fan contactor
Coil burnt
Contact faulty
Fan motor faulty
Other electrical
component faulty
Change the contactor
Change the contacts
Repair or change the motor
contactor
Repair or change if necessary
Compressor
contactor
Coil burnt
Contact faulty
Open compressor
windings
Incorrect wiring
Change the contactor
Change the contacts
Change the compressor
Correct the wiring
The most common causes of air conditioner failure to “start” are :
a) Voltage not within p 10% of rated voltage.
b) Power supply interrupted.
c) Improper control settings.
d) Air conditioner is disconnected from main power source.
e) Fuse blown or circuit breaker off.
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