22
TROUBLESHOOTING
Performance
Symptoms Possible Cause & Solution
The indoor unit is still
operating even when
the appliance has been
turned off.
The Auto Clean function is being operated.
• Allow the
Auto Clean
function to continue since it reduces any remaining
moisture inside the indoor unit. If you do not want this function, you can
turn the indoor unit off.
The air outlet on the
indoor unit is
discharging mist.
The cooled air from the appliance makes mist.
• When the room temperature decreases, this phenomenon will disappear.
Water leaks from the
outdoor unit.
In the heating operations, condensed water drops from the heat
exchanger.
• Install a drain hose under the base pan. Contact the installer.
There is noise or
vibration.
A clicking sound can be heard when the appliance starts or stops due to
movement of the reversing valve.
Creaking sound: The plastic parts of the indoor unit creak when they
shrink or expand due to sudden temperature changes.
• Noise is normal during or after operation. It is not a sign of malfunction.
Flowing sound: This is the flow of refrigerant through the appliance.
Blowing sound: This sound generates when compressed air is released
into the atmosphere.
This is the sound of the dehumidifying water being processed inside the
air conditioning unit.
• These are normal symptoms. The noise will stop.
Crack sound is heard. This sound is generated by the expansion or constriction of the front
panel, etc. due to changes of temperature.
• These are normal symptoms. The noise will stop.
The indoor unit gives
off an odour.
Odours (such as cigarette smoke) may be absorbed into the indoor unit
and discharged with airflow.
• If the smell does not disappear, you need to wash the filter. If this does not
work, contact the service centre to clean your heat exchanger.
Check that this is not a damp smell exuded by the walls, carpet,
furniture or cloth items in the room.
• If the smell comes out from walls, carpet, furniture or cloth item, clean it.
Remote control display
is faint, or no display at
all.
Are the batteries depleted?
• Replace the batteries with a new one.
Are the batteries inserted in the opposite + and - directions?
• Make sure that the + and – terminals of the batteries are oriented correctly.
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