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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...
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.
The current interrupter device is tripod
Then...
Push plug firmly into wall outlet.
Replace fuse with time delay type or reset circuit breaker.
Push the power button.
Set unit offand wait 3 minutes before restarting.
Set TEMP Controlto lowertemperature.
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.
AIR FROM UNIT DOES NOT FEEL COLD ENOUGH.
Check if...
FAN SPEED set at LOW.
TEMP Control set too warm.
Room temperature below 70°F (21°C).
Temperature sensing tube touching evaporator coil,
located behind front grille.
Then...
Push FAN SPEED button to set at HI.
Set TEMP Controlto lowertemperature.
Cooling may not occur until room temperature rises above 70°F (21°C)
Straighten tube away from evaporator coil.
THEAIRCONDmONERCOOLING,BUTROOMISTOOWARM-ICE FORMINGONCOOLINGCOILBEHINDFRONTGRILLE.
Check if... Then...
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 defrostthecoil,set the MODE to FAN or "High Cool" with the
TEMP controlto hiqhertemperature.
THE AIRCONDITIONERCOOLING,BUT ROOMISTOO WARM.
Check if... Then...
Dirty airfilter - air restricted. Clean air filter. Refer to Maintenance section of owner's manual.
TEMP Control set too warm. Set TEMP Controlto lowertemperature.
Front of unit isblocked 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. Allowadditionaltimetoremovestoredheatfromwalls,ceiling,floor,andfurniture.
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check if... Then...
I Outside temperature isextremely hot. I Set FAN SPEED on HI to bring airpast cooling coilsfaster. I
NOISE WHEN UNIT IS COOLING.
Check if... Then...
[Soundof fanhittingwater fromthe moisture removalsystem.J This is normal when humidity is high. Close doors, windows, and registers:J
/ 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. Tiltinstallationairconditionerinstructionsslightlyor tocheckthe outsidewith 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.
-13-
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