Troubleshooting; Before Calling For Service - Kenmore 580.74066 Owner's Manual

BEFORE CALLING FOR SERVICE
Check the following list to be sure a service call is really necessary. A quick reference to this manual may
help you avoid an unneeded service call.
THE AIR CONDITIONER WILL NOT OPERATE
Check if... Then...
Wall plug disconnected.
House fuse blown or circuit breaker tripped.
Power is OFF.
Unit was turned off and then on too quickly.
TEMP Control set warmer than room temperature.
Push plug firmly into wall outlet.
Replace fuse with time delay type or reset circuit breaker.
Push the power button.
Set unit off and wait 3 minutes before restarting.
Set TEMP Control to a lower temperature.
AIR FROM UNIT DOES NOT FEEL COLD ENOUGH.
Check if... Then...
FAN SPEED set at LOW. Push FAN SPEED button to set at HIGH.
TEMP Control set too warm. Set TEMP Control to a lower temperature.
Room temperature below 70F (21°C). Cooling may not occur until room temperature rises above 70°F (21°C).
Temperature sensing tube touching evaporator coil, Straighten tube away from evaporator coil.
located behind front grille.
THE AIR CONDITIONERCOOLING,BUT ROOM ISTOO WARM - ICE FORMINGON COOLINGCOIL BEHIND FRONT GRILLE.
Check if... Then...
Outdoor temperature below 70°F (21_'C). To defrost the coil, set the MODE to FAN, Fan speed to High.
Air filter may be dirty. Clean air filter. Refer to Maintenance section of owner's manual.
TEMP Control set too low. To defrostthe coil,set the MODE to Cool, Fan speed to high, and the
Temp control to a higher temperature.
THE AIR CONDITIONERCOOLING,BUT ROOMIS TOO WARM
Check if... Then...
Dirty air filter- air restricted. Clean air filter. Refer to Maintenance section of owner's manual.
TEMP Control set too warm. Set TEMP Control to a lower temperature.
Front of unit is blocked by drapes, blinds, furniture, etc. Clear blockage in front of unit.
Air distribution is restricted.
Doors, windows, registers, etc. open. Cold air escapes. Close doors, windows, registers, etc.
Unit recently turned on in hot room. Allow additional t imeto removestoredheatfromwalls,ceiling,floor,andfurniture.
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check if... Then...
I
Outside temperature is extremely hot. J Set FAN SPEED on LOW to minimize the cooling load. J
NOISE WHEN UNIT IS COOLING.
Check if... Then...
Sound of fan hittingwater- from the moistureremovalsystem. This is normal when humidity is high. Close doors, windows, and registers.
Window vibration - poor installation. Refer to nsta at on nstruct ons or check wth nsta er.
WATER DRIPPING INSIDE ROOM WHEN UNIT IS COOLING.
Check if... Then...
The air conditioner is improperly installed. Tilt installation air conditioner instructions slightly or tocheck the outside with installer, to allow water drainage. Refer to
WATER DRIPPING OUTSIDE WHEN UNIT IS COOLING.
Check if... Then...
The unit is removing large quantities of moisture This is normal during excessively humid days.
from humid room.
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