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Troubleshooting
Case
The outdoor fan rotates while the ■ Immediately after the air conditioner is stopped:
air conditioner is not in
operation.
Remote controller does not
work properly.
Check again.
Please check again before requesting repairs.
Case
The air conditioner does not
operate.
{OPERATION lamp is off)
The room does not cool down.
Operation stops suddenly.
{OPERATION lamp is blinking)
An abnormal functioning
happens during operation.
• The outdoor unit fan continues rotating for about another 1 minute to
protect the system.
■ While the air conditioner is not in operation:
• When the outdoor temperature is high, the outdoor unit fan may start
rotating to protect the system.
■ 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 both batteries with new, dry batteries (AAA).
For details, refer to "To insert the batteries" of this manual. t,i;I!U
• Has the circuit breaker been tripped or the fuse blown?
• Is there a power failure?
• Are batteries set in the remote controller?
• Is the timer setting correct?
• Is the airflow rate setting appropriate?
If the airflow rate setting is too low, increase it.
• Is the set temperature appropriate?
• Is the adjustment of the airflow direction appropriate?
• Are the air filters dirty?
• Is there anything blocking the air inlet or air outlet of the indoor unit or outdoor
unit?
•Is a window or door open?
• Is the air conditioner in ECONO operation or GOOD SLEEP OFF TIMER
operation?
• Are the air filters dirty?
Clean the air filters.
• Is there anything blocking the air inlet or air outlet of the indoor unit or
outdoor unit?
Stop operation and after turning off the circuit breaker, remove the obstruc-
tion. Then restart operation with the remote controller. If the OPERATION
lamp is still blinking, check the error code and consult your service centre.
• The air conditioner may malfunction with lightning or radio waves. Turn off
the circuit breaker, turn it on again and try operating the air conditioner with
the remote controller.
Explanation
Explanation
26
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