THE AIR CONDITIONER WILL NOT OPERATE.
Check if... Then...
AIR FROM UNIT DOES NOT FEEL COLD ENOUGH.
Check if... Then...
THE AIR CONDITIONER COOLING, BUT ROOM IS TOO WARM – ICE FORMING ON COOLING COIL BEHIND FRONT GRILLE.
Check if... Then...
THE AIR CONDITIONER COOLING, BUT ROOM IS TOO WARM .
Check if... Then...
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check if... Then...
NOISE WHEN UNIT IS COOLING.
Check if... Then...
WATER DRIPPING INSIDE ROOM WHEN UNIT IS COOLING.
Check if... Then...
WATER DRIPPING OUTSIDE WHEN UNIT IS COOLING.
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. Set TEMP Control to lower temperature.
FAN SPEED set at LOW. Push FAN SPEED button to set at HI.
TEMP Control set too warm. Set TEMP Control to lower temperature.
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.
Outdoor temperature below 70°F (21°C) To defrost the coil, set the MODE to FAN.
Air filter may be dirty. Clean air filter. Refer to Maintenance section of owner's manual.
TEMP Control set too cold for night-time cooling.
To defrost the coil, set
the MODE to FAN or "High Cool"
with the
TEMP control to higher
temperature
.
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 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. A
llow additional time to remove stored heat from walls, ceiling, floor, and furniture.
Outside temperature is extremely hot.
Set FAN SPEED on HI to bring air past cooling coils faster.
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.
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.
The unit is removing large quantities of moisture This is normal during excessively humid days.
from humid room.
The current interrupter device is triped 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.
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