Owner's Manual - Updated Model

21
Troubleshooting
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
circuit breaker.
The control panel is o. Turn the control panel ON and set it to your
desired setting.
There is insucient 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 17°C (62°F).
Cooling may not occur until the room
temperature rises above 17°C (62°F).
The compressor shut-o by
changing modes.
Wait approximately 3 minutes and listen for the
compressor to restart when it is set in the COOL
mode.
The temperature sensing
element is touching the cold
evaporator coil, which is
located behind the air lter.
Straighten the tube so it is not touching the coil.
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 18°C (64°F).
To defrost the coil, set the unit to FAN ONLY
mode.
The air lter may be dirty. Clean the lter. Refer to the maintenance section.
To defrost set the unit to FAN ONLY mode.
The unit needs to be defrosted. 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 lter is dirty and the air
is restricted.
Clean the air lter. Refer to the maintenance
section.
The temperature is set too
high.
Set the temperature to a lower setting.