Troubleshooting
Case
Explanation
The outdoor fan rotates while the
■
Immediately after the air conditioner is stopped:
air conditioner is not in
• The outdoor unit fan continues rotating for about another 1 minute to
operation.
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.
Remote controller does not
■
No remote controller signals are displayed.
work properly.
■
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
Check again.
Please check again before requesting repairs.
Case
Explanation
The air conditioner does not
• Has the circuit breaker been tripped or the fuse blown?
operate.
• Is there a power failure?
{OPERATION lamp is off)
• Are batteries set in the remote controller?
• Is the timer setting correct?
The room does not cool down.
• 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?
Operation stops suddenly.
• Are the air filters dirty?
{OPERATION lamp is blinking)
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.
An abnormal functioning
• The air conditioner may malfunction with lightning or radio waves. Turn off
happens during operation.
the circuit breaker, turn it on again and try operating the air conditioner with
the remote controller.
26
