Troubleshooting
When any malfunction is occurred, immediately turn the switch off and shut down operation, then
contact with your dealer for resolution. For some frequently occurred failure, you can conduct some
handling referring to the simple trouble shooting tips given below.
SYMPTOMS POSSIBLE
CAUSES REMEDIAL
ACTION
1. Compressor does not
start
•
No power supply.
•
Fuses blown or automatic circuit
breakdown open.
•
Unit is stopped because a safety
has tripped.
•
Loose wires.
•
Compressor faulty.
•
Check power supply
•
Look for short circuit or grounded
wires in motor windings. Replace
fuses and reset circuit breakers
when the fault has been
corrected. Check tightness and
soundness of all electrical
connections.
•
Determine the type of safety shut
down and correct the default
before the unit is restarted.
•
Checks wire connections and
tighten terminal screws.
•
Contact local dealer.
2. Fan does not work
•
No power supply.
•
Fan motor faulty.
•
Check power supply.
•
Contact local dealer.
3. Air conditioner does
work but insufficient
cooling
•
Thermostat setting too high.
•
Condenser coil dirty.
•
Obstacle blocking air inlet or
outlet of the unit.
•
Insufficient refrigerant in the
system.
•
Improper water flow rate.
•
Water in the system is
contaminated.
•
Reset thermostat.
•
Contact local dealer.
•
Remove the obstacle.
•
Contact local dealer.
•
Contact local dealer.
•
Contact local dealer.
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