126
ACK-E-2009
Troubleshooting
Coil burnt
Fan motor faulty
Faulty
Coil burnt
Contact faulty
Faulty
Open compressor
windings
Incorrect wiring
Condenser
fan contactor
2
1
Change the contactor
Change the contacts
Repair or replace the motor contactor
Repair or change if necessary
Change the contactor
Change the compressor
Change the contacts
Correct the wiring
Contact faulty
Other electrical
component faulty
Compressor
contactor
The most common causes of air conditioner failure to “start” are :
a) Voltage not within ±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.
13_Troubleshooting_A.indd 126
13_Troubleshooting_A.indd 126
4/6/2009 11:17:11 AM
4/6/2009 11:17:11 AM