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Avoid Service
Checklist
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 workmanship
or materials in this appliance
OCCURRENCE SOLUTION
Air conditioner will not Wall plug disconnected. Push plug firmly into wall outlet.
Operate.
House fuse blown or circuit breaker tripped. Replace fuse with time delay type or
reset circuit breaker.
Control is OFF. Turn control On and set to desired FAN or COOL setting.
Unit turned off and on too quickly. Turn unit off and wait 3 minutes before restarting.
Air from unit does not feel
cold enough.
Room temperature below 60 F (15 C). Cooling may not occur until room
temperature rises above 60 F (15 C).
Temperature sensor touching cold coil, located behind air filter. Straighten away
from 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 mode to FAN
position.
Air filter may be dirty. Clean filter. Refer to Care and Cleaning section. To defrost,
set mode to FAN ONLY.
Temperature is too low for night-time cooling. To defrost the coil, set to FAN ONLY
mode. Then, set temperature to a higher number.
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 too high. Set temperature to a lower number.
Current device tripped. Preset RESET button.
Reset to a lower temperature.
Compressor shut-off by changing modes. Wait approximately 3 minutes, and listen
for compressor to restart when set in the COOL mode.
Exhaust set at OPEN position. Set exhaust at CLOSED position for maximum
cooling.
Air direction louvers positioned improperly. Position louvers 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 speed to a faster setting to bring air
past cooling coils more frequently.
Noise when unit is cooling
Air movement sound. This is normal. If too loud, set to a slower 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.
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.
11
Room too cold.
Setting too low. Increase temperature setting.