30
Troubleshooting
Check again.
Please check again before calling a repair person.
Case
Check
The air conditioner does not
operate.
(Multi-monitor 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?
The air conditioner does not
operate.
(Multi-monitor lamp flashes.)
•
Turn off the breaker and then start the unit using the remote controller.
•
If the lamp still flashes, consult the service shop where you bought the air conditioner.
Turn off the breaker.
Operation stops suddenly.
(Multi-monitor 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 flashes, consult the
service shop where you bought the air conditioner.
Turn off the breaker.
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 airflow rate and the air direction set appropriately?
• Is the ventilator fan spinning?
An abnormal functioning happens
during operation.
• Do you put your hand in the main unit while it is operating? (Do you touch inside the unit?)
• Putting your hand (or touching) inside the unit may cause malfunctions due to static discharge.
Do not put your hand in the main unit.
• 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.
Front panel does not open.
(Multi-monitor lamp flashes.)
• Is there something caught in the front panel?
Remove the object and attempt operation again using the remote controller.
If the panel still does not open, contact your dealer if the operation lamp is still flashing.
The multi-monitor lamp flashes for
a certain amount of time (about 2
minutes) at the start of or during
FLASH STREAMER AIR PURIFYING
operation.
• Is the streamer unit installed securely?
• Turn off the breaker, check to see if the streamer unit is installed securely, turn the power on, and
then operate the unit again using the remote controller.
• If the lamp still flashes, consult the service shop where you bought the air conditioner.
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