Whynter ECO-FRIENDLY ARC-10WB - Manual (Page 21)

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The unit is set to low fan
speed. Set the unit to a higher fan speed.
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 minimize
the amount of direct sunlight into the room.
You may need additional cooling or another
air conditioner.
You may need additional cooling or another
air conditioner.
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 extension 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 difference between high
and low fan speed settings.