Before calling for service, review this list. It may save you time and expense. This list includes common
problems that may not be the result of defective workman-ship or materials in this appliance.
TROUBLESHOOTING TIPS
15
Problem
Solution
Air conditioner
does not start
Air From unit does
not feel cool enough
Air conditioner is
cooling, but room is
still warm and ice
seems to be forming
on the cooling coils
behind the AC casing
- Power cord may have been disconnected from the outlet. Push
plug in firmly into the outlet.
- Fuse or circuit breaker may have been tripped. In this case, replace
fuse with a time delay type or reset circuit breaker.
- Power button may be on OFF. Press the power button to turn ON.
- Current detection device (on some models only) on the power cord
may have been tripped. Press the RESET button on the current
detection device plug.
- If the room temperature is below 62°F (17°C), cooling may not begin
until the temperature is higher.
- Temperature sensor element may be touching the cold coil, located
behind the air filter. Straighten the tube away from the coil.
- The temperature may need to be set lower for the air conditioner to
activate.
- The compressor may have been shut off by abrupt mode changes.
Wait approximately 3 minutes and listen for compressor to restart
when set in COOL mode.
- The outdoor temperature of below 62°F (17°C) may be affecting operation.
To defrost the coil, set the unit to FAN ONLY
- The air filter may be dirty. Clean the filter as instructed on the ‘CARE
AND CLEANING SECTION’ of this manual.
- The temperature may be set too high. Set the temperature control to
a lowering setting.
- Air directional louvers may be positioned improperly. Position louvers
for better air distribution.
- The front of the unit may be obstructed by curtains, blinds, or other
foreign bodies, restricting the air distribution. Clear the area around
the front of AC unit.
- Cold air may be escaping the room through open doors, windows or
openings. Close all open doors, windows, and other openings.
- In a warm room, a just activated air conditioner may need time to
remove the heat present in the room and distribute cool air.
Troubleshooting section
