12
Avoid Service Checklist
OCCURRENCE
SOLUTION
Before calling for service, review this list. It may save you time and expense. This
list includes common occurrences that are not the result of defective workman-
ship or materials in this appliance.
Air conditioner will not operate.
Wall plug disconnected. Push plug firmly into wall outlet.
Batteries in remote may need to be replaced.
House fuse blown or circuit breaker tripped. Replace fuse with time delay type or reset circuit
breaker.
Unit is in the OFF mode. Turn “ON” to the desired FAN and/or COOL setting.
Unit turned off by moving temperature to a higher number and then immediately turning back
to a cooler number. Wait approximately 3 minutes. Listen for compressor to start.
Temperature is set too high. Adjust temperature to a lower number for cooling.
Air from unit does not feel cold
enough.
Set to a higher FAN or COOL position
Temperature is set too high. Set temperature to a lower setting.
Room temperature below 60°F (15°C). Cooling may not occur until room temperature rises above
60°F (15°C).
Te m p e r a t u re sensing tube touching cold coil, located behind air filter. Be sure the sensor is in the clip,
which is attached to the coil.
Air conditioner cooling, but room is
too warm — ice forming on cooling
coil behind decorative front.
Outdoor temperature below 60°F (15°C). To defrost the coil, set selector to FAN position. Then,
set temperature warmer.
Air filter may be dirty. Clean filter. Refer to Care and Cleaning section. To defrost, set selector to
FAN.
Temperature set too cold for night-time cooling. To defrost the coil, set selector to a FAN position.
Then, set temperature warmer.
Air conditioner cooling, but room is
too warm — NO ice forming on
cooling coil behind decorative front.
Dirty air filter — air restricted. Clean air filter. Refer to Care and Cleaning section.
Temperature is set too high. Set temperature lower.
Vent set at OPEN position. Set vent at CLOSED position for maximum cooling.
Air directional louvres positioned improperly. Position louvres for better air distribution.
Front of unit is blocked by drapes, blinds, furniture, etc. — restricts air distribution. Clear blockage
in front of unit.
Doors, windows, registers, etc. open — cold air escapes. Close doors, windows, registers, etc.
Unit recently turned on in hot room. Allow additional time to remove “stored heat” from walls,
ceiling, floor and furniture.
Air conditioner turns on and off
rapidly.
Dirty air filter — air restricted. Clean air filter.
Outside temperature extremely hot. Set FAN on high speed to bring air past cooling coils more
frequently.
Water dripping INSIDE when unit is
cooling.
Improper installation. Tilt air conditioner slightly to the outside to allow water drainage. Refer to
installation instructions — check with installer.
Water dripping OUTSIDE when unit is
cooling.
Unit removing large quantity of moisture from humid room. This is normal during excessively
humid days.
Noise when unit is cooling.
Air movement sound. This is normal. If too loud, set to lower FAN setting.
Sound of fan hitting water-moisture removal system. This is normal when humidity is high. Close
doors, windows and registers.
Window vibration — poor installation. Refer to installation instructions or check with installer.
