Operation Manual

26
The following cases are not air conditioner troubles but have some reasons. You may just continue using it.
Please check again before calling a repair person.
These cases are not troubles.
Case Explanation
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 operation stopped
suddenly.
(OPERATION lamp is on.)
■ For system protection, the air conditioner may stop
operating on a sudden large voltage fluctuation.
It automatically resumes operation in about 3 minutes.
Check again.
Case Check
The air conditioner does not
operate.
(OPERATION lamp is off.)
• Hasn’t a breaker turned OFF or a fuse blown?
• Isn’t it a power failure?
• Are batteries set in the remote controller?
• Is the timer setting correct?
Cooling (Heating) effect is poor.
• Are the air filters 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 flow rate and the air direction set appropriately?
Operation stops suddenly.
(OPERATION lamp flashes.)
• Are the air filters clean?
• Is there anything to block the air inlet or the outlet of the
indoor and the outdoor units?
Clean the air filters or take all obstacles away and turn the
breaker OFF. Then turn it ON again and try operating the air
conditioner with the remote controller. If the lamp still blinks,
call the service shop where you bought the air conditioner.
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.
01_EN_3P190111-3D.fm Page 26 Thursday, November 19, 2009 1:27 PM