Troubleshooting
Before ask for services, please first check your unit against the following.
Is power supply switch turned on?
Power supply switch is not set at ON.
Are operation control adjusted correctly as
specified?
Are horizontal louvers at up position (in
heating mode)?
Is there any direct sunlight in the room?
Cold air blows out (in heating mode). Is air conditioner in standby condition in heating mode?
If your unit still can't work properly after above mentioned checks, or following problems occur, please stop it immediately and
contact your dealer.
y Fuses or circuit breakers often blow out.
y 'Water comes out in cooling/dry operation.
y Operation is abnormal orsound is heard.
Air conditioner won't start.
Is city power supply normal?
Power
failure?
Poor cooling or heating
Is air filter too dirty?
Any doors or windows left open?
Poor cooling
If there are unexpected heat sources in the
room?
18
Is leakage current breaker activated?
This is very dangerous, please disconnect
power supply immediately and contact
your dealer.
Are there any obstacles in inlet or outlet
grill?
Too many people in the room?