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-17-
ENGLISH
THE AIR CONDITIONER WILL NOT OPERATE.
Check if... Then...
Wall plug disconnected. Push plug firmly into wall outlet.
House fuse blown or circuit breaker tripped. Replace fuse with time delay type or reset circuit breaker.
Power is OFF. Push the power button.
Unit was turned off and then on too quickly. Set unit off and wait 3 minutes before restarting.
TEMP Control set warmer than room temperature.
Turn TEMP Control clockwise to a cooler setting.
THE AIR CONDITIONER COOLING, BUT ROOM IS 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. Turn TEMP control clockwise to a cooler setting.
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. A
llow additional time to remove stored heat from walls, ceiling, floor, and furniture.
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check if... Then...
NOISE WHEN UNIT IS COOLING.
Check if... Then...
Sound of fan hitting water – from the 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 ROOM WHEN UNIT IS COOLING.
Check if... Then...
The air conditioner is improperly installed. Tilt air conditioner slightly to the outside to allow water drainage. Refer to
installation instructions or check with installer.
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.
AIR FROM UNIT DOES NOT FEEL COLD ENOUGH.
Check if... Then...
MODE selector in LOW COOL position.
TEMP Control set too warm.
Room temperature below 70°F (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.
Turn selector to HIGH COOL position
Turn TEMP Control clockwise to a cooler setting.
THE AIR CONDITIONER COOLING, BUT ROOM IS TOO WARM – ICE FORMING ON COOLING COIL BEHIND INLET GRILLE.
Check if... Then...
Outdoor temperature below 70°F (21°C).
Air filter may be dirty. Clean air filter. Refer to Maintenance section of owner's manual.
TEMP Control set too low.
To defrost the coil, set selector to FAN position.
To defrost the coil, set selector to a FAN position.
Outside temperature is extremely hot.
Set MODE on HIGH COOL to bring air past cooling coils faster.
The Current interrupter Device is tripped. Press the RESET button located on the power cord plug.
If the RESET button will not stay engaged, discontinue use of the air
conditioner and contact a qualified service technician.
TROUBLESHOOTING
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.
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