K
TROUBLE SHOOTING TIPS
Malfunctions and Solutions
TROUBLE
Problem
Unit does not start
Unit stops and doesn't
start anymore
Unit not cooling or
heating room very well
while air flowing out
from the air
conditioner
Fan speed cannot be
changed
TEMP. Indicator is not
shown
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
incorrect.
Possible shortage of refrigerant
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
performed.
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
receptacle.
Replace fuse / reset relay / reset
circuitbraker
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.
Contact your supplier
Set temperature correctly. For detailed
method please refer to "operation with
remote control" chapter E.
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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