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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 breakertripped.
MODE selector is OFF position.
Unit was turned off andthen ontoo quickly.
TEMP Control set warmer than room temperature.
The Current interrupter Device is tripped.
Then...
Push plugfirmly into wall outlet.
Replacefuse with time delay type or reset circuit breaker.
Turn MODE selector tothe desired COOL setting.
Turn unit off andwait 3 minutes before restarting.
Turn TEMP Control clockwise to a cooler setting (highernumber).
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... Then...
MODE selector in LOW COOL position.
TEMP Control set too warm (lower number).
Roomtemperature below 70°F (21°C).
Temperature sensing tubetouching evaporator coil,
locatedbehind front grille.
Turn selector to HIGH COOL position
Turn TEMP Control clockwise to a cooler setting (highernumber).
Cooling may notoccur untilroom temperature rises above 70°F (21°C).
Straighten tube away from evaporator coil.
THE AIR CONDITIONER COOLING, BUT ROOM ISTOO WARM - ICE FORMING ON COOLING COIL BEHIND FRONT GRILLE.
Check if... Then...
Outdoor temperature below 70F (21°C). To defrost the coil, set selector to FAN position.Then, turn TEMP control
counterclockwise to awarmer setting (lower number).
Airfilter may be dirty. Clean filter. Referto Maintenance section of owner's manual. To defrost,
set selector to FAN position.
TEMP Control set too coldfor night-timecooling. To defrostthecoil,setselectorto aFANposition.Then,settheMODE
controlat FANpositionor "HighCool"withtheTEMPcontroltoawarmerposition.
THEAIRCONDITIONERCOOLING, BUTROOM ISTOOWARM.
Check if... Then...
Dirty airfilter - air restricted. Clean airfilter. Referto Maintenance section ofowner's manual.
TEMP Control set too warm. Turn TEMP control clockwiseto a cooler setting (higher number).
Front of unit isblocked by drapes, blinds,furniture, Clear blockage infront ofunit.
etc. Air distribution is restricted.
Doors,windows, registers,etc. open.Cold air escapes. Close doors, windows, registers,etc.
Unit recently turned on in hot room. Allowadditionaltimeto removestoredheatfromwalls,ceiling,floor,andfurniture.
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check if... Then...
i Outside temperature is extremely hot. I Set MODE on HiGH speedto bring air past coolingcoilsfaster.
NOISE WHEN UNIT IS COOLING.
Check if... Then...
t Soundoffanhittingwater- fromthemoistureremovalsystem. [ This isnormal when humidityis high. Closedoors, windows, andregisters.
Window vibration - poor installation. / Referto installation instructions or check with installer.
WATER DRIPPING INSIDE ROOM WHEN UNIT IS COOLING.
Check if... Then...
The airconditioner isimproperly installed. Tilt airconditioner slightlyto the outside to allowwater drainage. Referto
installationinstructions or check with installer.
WATER DRIPPING OUTSIDE WHEN UNIT IS COOLING.
Check if... Then...
The unit is removing large quantities of moisture This is normalduring excessively humid days.
from humid room.
-13-
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