Troubleshooting
Hot air does not fl ow out soon after
the start of HEAT operation.
The air conditioner is warming up. You should wait for •
1 to 4 minutes. (The system is designed to start
discharging air only after it has reached a certain
temperature.)
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.
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Operation stopped suddenly.
(Multi-monitor lamp is on.)
For system protection, the air conditioner may stop •
operating on a sudden large voltage fl uctuation. It
automatically resumes operation in about 3 minutes.
Remote controller does not work
properly.
No remote controller signals are displayed.
The remote controller sensitivity is low.
The display is low in contrast or blacked out.
The 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.
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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.
The indoor unit gives out odour.
This happens when smells of the room, furniture, or •
cigarettes are absorbed into the unit and discharged
with the airfl ow.
( If this happens, we recommend you to have the
indoor unit washed by a technician. Consult the
service shop where you bought the air conditioner.)
If the upper and lower front panels
are closed while the air conditioner is
in operation, the air conditioner will
stop operating and the multi-monitor
lamp will blink.
Restart the air conditioner after stopping the operation •
of the air conditioner with the remote controller.
HEAT operation cannot be selected,
even though the unit is heat pump
model.
Check that the jumper (J8) has not been cut. If it has •
been cut, contact the service shop.
