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17
TROUBLESHOOTING
Problem Possible Causes Solutions
The unit has worked for a long
time, but the room is not cold
enough
Windows or doors are open
There are too many people in the
room
There is direct sunshine into the
room
The room is a kitchen or with many
heat-producing appliances
There is a server in the room
The room is too large
Close all windows and doors
You may need additional cooling or
another air conditioner
Close curtains or blinds and try to min-
imize the amount of direct sunlight into
the room
You may need additional cooling or
another air conditioner
The unit is very noisy The unit is not level
The surface underneath the unit is
uneven
Low power voltage
Make sure the unit is on hard, level
and stable surface
Move the unit to a location with a level
and hard floor
Make sure the wall outlet and support
the required power consumption of the
air conditioner and do not use an ex-
tension cord
The unit leaks water The unit is tilted or not leveled
The water tank is full
Make use the unit is leveled
Drain water from the drain plug at the
back of the air conditioner
Fan speed cannot be changed Fan speed differences are not very
noticeable
The fan speed difference is not very
noticeable when the compressor is on.
Try setting the unit to Fan only mode,
you should be able to hear the differ-
ence between high and low fan speed
settings.
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