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TROUBLE SHOOTING TIPS
Malfunctions and Solutions
G
TROUBLE
Stop the air conditioner immediately if one of the following faults occur. Disconnect the power
and contact your supplier.
• Fuse blows frequently or circuit breaker trips frequently.
• Other objects or water penetrate the air conditioner.
• The remote controller won't work or works abnormally.
• Other abnormal situations.
Problem
Unit does not start
Unit not cooling or
heating room very
well while air flowing
out from the air con-
ditioner
Fan speed cannot be
changed
TEMP. Indicator is not
shown
If the trouble has not been corrected, please contact your supplier. Be sure to inform them of the detailed
malfunctions and unit model.
4
62
62
Cause
Power cut
Unit may have become unplugged.
Fuse may have blown.
Battery in Remote controller may have
been exhausted.
Distance remote controller to receiver on
the indoor unit is more than 6 to 7 meters,
or there are obstacles in between the
remote controller and the receiver.
The time you have set with timer is incor-
rect.
Inappropriate temperature setting.
Air filter is blocked.
Doors or windows in room are open.
Air inlet or outlet of indoor or outdoor
unit has been blocked.
Compressor 3 minutes delay protection has
been activated.
Defrosting of outdoor unit being perfor-
med.
Airconditioner is in automode
Airconditioner is in dry mode
Airconditioner is in fan mode
Solution
Wait for power to be restored.
Check that plug is securely in wall recep-
tacle.
Replace fuse / reset relay / reset circuitbra-
ker
Replace the battery.
Shorten the distance. Remove possible
obstacles. Aim the remote controller
towards the receiver on the indoor unit.
Wait or cancel timer setting.
Set temperature correctly. For detailed
method please refer to "operation with
remote control" chapter D.
Clean the air filter.
Close the doors or windows.
Clear obstructions away first, then restart
the unit.
Wait.
Fan speed can only be changed in HEAT,
COOL and FAN mode
Temperature cannot be set in FAN mode
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