25
Troubleshooting
Cooling (Heating) effect is poor.
Are the air
fi
lters clean?
•
Is there anything to block the air inlet or the outlet of the
•
indoor and the outdoor units?
Is the temperature setting appropriate?
•
Are the windows and doors closed?
•
Are the air
fl
ow rate and the air
fl
ow direction set
•
appropriately?
Remote controller does not work
properly.
No remote controller signals are displayed.
Remote controller sensitivity is low.
Display is low in contrast or blacked out.
Display runs out of control.
The batteries are dying and the remote controller is
•
malfunctioning. Replace all the batteries with new, size
AAA.LR03 (alkaline). For details, refer to set the
batteries of this manual.
Page 9
The indoor unit gives out odor.
This happens when smells of the room, furniture, or
•
cigarettes are absorbed into the unit and discharged with
the air
fl
ow. If this happens, have the indoor unit washed
by a technician from the service shop where you
purchased the air conditioner.
The outdoor fan rotates while the
air conditioner is not in operation.
After operation is stopped
The outdoor fan continues rotating for another
•
60 seconds for system protection.
While the air conditioner is not in operation
When the outdoor temperature is very high, the outdoor
•
fan starts rotating for system protection.
An abnormal functioning happens
during operation.
The air conditioner may malfunction with lightning or
•
radio waves. Turn the breaker off, turn it on again and try
operating the air conditioner with the remote controller.
HEAT operation cannot be selected,
even though the unit is heat pump
model.
Slide the DIP switch to the left as shown in the
•
illustration so that the HEAT operation can be selected
with the “MODE” button.
DIP switch
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12/20/2010 10:57:35 AM
12/20/2010 10:57:35 AM
