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Troubleshooting Tips Continued
Issue Possible Cause Solution
The air conditioner is
cooling but the room is too
warm. NO ice is forming on
the cooling coil behind the
decorative front.
The front of the unit is blocked
by drapes, blinds, furniture, etc.,
that restrict air distribution.
Clear any blockage in front of
the unit.
There are open doors, windows,
etc.
When entrances are open cold
air escapes. Close doors,
windows, etc.
The unit was recently turned on
in a hot room.
Allow additional time to remove
“stored heat” from the walls,
ceiling, floor, and furniture.
The air conditioner turns on
and off rapidly.
The air filter is dirty and the air
is restricted.
Clean the air filter.
The outside temperature is
extremely hot.
Set the FAN speed to a higher
setting to bring air past the
cooling coils more frequently.
Some air movement sound is
normal.
If the unit is too loud, set it to a
slower FAN setting.
There is window vibration due to
poor installation.
Refer to the installation
instructions or check with the
installer.
There is water dripping
INSIDE when the unit is
cooling.
The unit was improperly
installed.
Tilt the air conditioner slightly to
the outside to allow water
drainage.
There is water dripping
OUTSIDE when the unit is
cooling.
The unit is removing a large
quantity of moisture from a
humid room.
This is normal during
excessively humid days.
The remote is not sensing. The remote control is not
located within range of the unit.
Place the remote control within
20 feet and a 180 degrees
radius of the front of the unit.
The remote control signal is
obstructed.
Remove the obstruction.
The room is too cold. The temperature is set too low. Increase the set temperature.
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