CTXS07LVJU Owners Manual

37
Troubleshooting
Cooling (Heating) effect is poor.
Are the air 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 ow rate and the air 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 “To set the
batteries” of this manual.
Page 9
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
The ON/OFF TIMER does not
operate according to the settings.
Check if the ON/OFF TIMER and the WEEKLY TIMER
are set to the same time.
Change or deactivate the settings in the WEEKLY
TIMER.
Page 22
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 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.
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