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22
Troubleshooting Tips
Follow the troubleshooting guide below to resolve common issues.
Issue
Possible Cause
Solution
My air conditioner is not
functioning at all.
The wall plug is disconnected.
Make sure the unit is plugged
in.
The LCDI power cord is
tripped.
Press the Reset button on the
LCDI cord.
The house fuse is blown or the
circuit breaker is tripped.
Replace the fuse with a time
delay type or reset the circuit
breaker.
The control panel is off.
Turn the control panel ON and
set it to your desired setting.
There is insufficient power.
Move the unit to another outlet.
Check your circuit breaker.
(Refer to the rating label on the
back of the unit to determine
the Amperage draw).
The air from the unit does not
feel cold enough.
The room temperature is
below 62° F (17° C).
Cooling may not occur until the
room temperature rises above
62° F (17° C).
The temperature sensing
element is touching the cold
coil, located behind the air
filter.
Straighten the tube away from
the coil.
The compressor shut-off by
changing modes.
Wait approximately 3 minutes
and listen for the compressor
to restart when it is set in the
COOL mode.
The air conditioner is cooling
but the room is too warm. Ice
is forming on the cooling coil
behind the decorative front.
The outdoor temperature is
below 64° F (18° C).
To defrost the coil, set the unit
to FAN ONLY mode.
The air filter may be dirty.
Clean the filter. Refer to the
maintenance section. To
defrost set the unit to FAN
ONLY mode.
The thermostat is set too cold
for night-time cooling.
To defrost the coil, set the unit
to FAN ONLY mode. Then, set
the temperature to a higher
setting.
The air conditioner is cooling
but the room is too warm. NO
ice is forming on the cooling
coil behind the decorative
front.
The air filter is dirty and the air
is restricted.
Clean the air filter. Refer to the
maintenance section.
The temperature is set too
high.
Set the temperature to a lower
setting.
The air directional louvers are
positioned improperly.
Position the louvers for better
air distribution.
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