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Room Air Conditioner Troubleshooting Guide
®
THE AIR CONDITIONER WILL NOT OPERATE
Check if...
The power supply cord is unplugged.
A household fuse has blown or circuit breaker
tripped.
The Fan Control is set to OFF
Then...
Firmly plug the cord into a live outlet with proper voltage.
Replace the fuse or reset the circuit. Make sure the unit is plugged into a
properly grounded receptacle as described in the Owners Manual
provided with the unit.
Set Fan Control to the desired setting.
THE UNIT BLOWS FUSES OR TRIPS CIRCUIT BREAKER
Check if... Then...
Too many appliances are being used on the Unplug or relocate appliances that share the same circuit.
same circuit.
An extension cord is being used with the unit. Do not use an extension cord to run the air conditioner.
The unit is being restarted immediately after Wait three minutes after turning off cooling circuit before trying to restart
turning off cooling circuit, unit.
THE AIR CONDITIONER TURNS ON AND OFF, OR DOES NOT COOL ROOM
Check if... Then...
The filter is dirty or obstructed by debris. Clean filter using a vacuum cleaner or wash filter in warm water and a
mild detergent. Dry thoroughly before reuse.
The coils are dirty or obstructed by debris. Check Call the local Sears store to inspect and clean the coils and condensate
both inside evaporator and outside condenser water passages. OR If familiar with electrical appliances
coils, perform the required cleaning by carefully following the maintenance
instructions prevlded with the unit.
There is excessive moisture or heat in the room Use exhaust vent fans while cooking or bathing and try not to use
being cooled (cooking, hot showers, etc.) heat-producing appliances during the hottest part of the day.
The Fan Control is on a Power Saver/Energy Use NORMAL settings for best comfort. When the Power Saver settings
Saver setting, are in use, the fan does not circulate the room air continuously.
The Vent Control is Set to OPEN or EXHAUST. Set the Vent Control to CLOSED for maximum cooling.
The Temperature Control is not at a cool enough Set the Temperature Control to a cooler setting.
setting.
WATER DRIPS FROM THE CABINET INTO THE HOUSE
Check if_ Then...
The unitis not leveledproperly.The unitshould Levelthe air conditioner to providea 1/4"downwardslopetothe outside
slopeslightlydownwardtothe outside. (½ bubbleon carpenter'slevel)toprovideproperdrainage.Repositionor
shimthe cabinetas necessary.DO NOT drilla holeinthe drainpan.
THE AIR CONDITIONER SEEMS TO RUN TOO MUCH
Check if.. Then,.
The currentunitreplaced an older model. The useofmoreefficientcomponentsmay causethe unitto runlonger
thanan oldermodel, butthetotalehergyconsumptionwill beless.Newer
unitsdo notemitthe "blast"of cold air you may be accustomedto from
olderunits,butthis IS NOT an indicationoflessercoolingcapacity or
efficiency.Refertothe efficiencyrating(EER) and capacityrating(in
BTUs)marked onthe unit.
The unitisin a heavilyoccupiedroom or heat- !Useexhaustventfanswhile cookingor bathing.Try notto useheat-
producingappliancesare in use in the room. producingappliancesduringthehottestpart ofthe day, A highercapacity,
unitmay be requireddependingonthe sizeofthe roombeingcooled.
F
TYPICAL AIR CONDITIONER SOUNDS YOU MAY HEAR:
Condenser- You may hear droplets of water hitting
the condenser, causing a "pinging" or "clicking" sound.
Unit Vibration- The unit may vibrate and make noise
because of poor wall or window construction.
Fan- You may hear air movement from the fan.
Compressor- The modem high efficiency compressor may have
a high pitched hum or pulsating noise that cycles on and off.
Thermostat- As the cooling system cycles, the thermostat
may dick.
D/817 TP 5-54- Room Air _ Troubleshool_g Gulde- Revision "A"- March 18, 1996- Page 1 of I
© Sears, Roebuck and Co.
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