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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... Then...
Wallplug disconnected. Push plug firmly intowalloutlet.
Housefuse blown or circuitbreakertripped. Replacefuse withtime delaytype or resetcircuitbreaker.
Poweris OFF. Pushthe power button.
Unit wasturnedoffand then ontoo quickly. Set unit offand wait 3 minutesbeforerestarting.
TEMP Controlsetwarmerthan room temperature. SetTEMP Controlto lowertemperature.
The current interrupter device istriped Press the RESET button located on the power cord plug
Ifthe 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...
FAN SPEEDsetat LOW. Push FANSPEED buttonto set atHI.
TEMP Controlsettoo warm. Set TEMPControlto lowertemperature.
Room temperaturebelow70 F(21 C). Cooling may not occuruntilroomtemperature risesabove70 F(21 C)
Temperaturesensingtubetouchingevaporator coil, Straightentube awayfrom evaporatorcoil.
locatedbehindfront grille.
THEAIRCONDITIONERCOOLING,BUTROOMISTOOWARMD ICEFORMINGONCOOLINGCOILBEHINDFRONTGRILLE.
Check if... Then...
Outdoortemperaturebelow 70 F (21 C) To defrostthecoil, settheMODE to FAN.
Airfilter may bedirty. Clean airfilter. Referto Maintenancesection ofowner's manual.
TEMP Controlsettoo coldfor night-timecooling. To defrostthecoil,setthe MODEto FANor "HighCool"withthe
TEMPcontroltohi.qhertemperature.
THEAIRCONDITIONERCOOLING,BUTROOMISTOOWARM.
Check if... Then...
DirtyairfilterE)air restricted. Clean airfilter. Referto Maintenancesection ofowner's manual.
TEMP Controlsettoo warm. Set TEMPControlto lowertemperature.
Frontof unitis blockedby drapes,blinds,furniture,etc. Clear blockagein front ofunit.
Airdistributionisrestricted.
Doors,windows,registers,etc.open. Coldairescapes. Closedoors, windows,registers,etc.
Unit recentlyturnedon inhot room. Allowadditionaltimetoremovestoredheatfromwalls,ceiling,floor,andfurniture.
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check if... Then...
Outsidetemperature isextremelyhot. [ Set FANSPEED on HItobringair pastcoolingcoilsfaster.
NOISE WHEN UNIT IS COOLING.
Check if... Then...
Soundoffan hittingwaterfromthe moistureremovalsystem. This isnormalwhen humidityishigh.Closedoors,windows,and registers.
WindowvibrationE)poor installation. Referto installationinstructionsor checkwith installer.
WATER DRIPPING INSIDE ROOM WHEN UNIT IS COOLING.
Check if,,, Then...
The airconditioneris improperlyinstalled. Tiltair conditionerslightlytothe outsidetoallow waterdrainage.Referto
installationinstructionsor checkwith installer.
WATER DRIPPING OUTSIDE WHEN UNIT IS COOLING.
Check if... Then...
The unitis removinglargequantitiesof moisture This isnormalduringexcessivelyhumiddays.
from humidroom.
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