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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
;heck if... Then...
Wallplugdisconnected.
Housefuseblownorcircuitbreakertripped.
MODEselectorisOFFposition.
UnitwasturnedoffbymovingTEMPControltoa warmer
andthenimmediatelyturningbackto acoldersetting.
Unitwasturnedoffandthenontonquickly.
TEMPControlsetwarmerthanroomtemperature.
Pushplugfirmlyintowalloutlet.
Replacefusewithtimedelaytypeorresetcircuitbreaker.
TurnMODEselectorto thedesiredCOOLsetting.
Waitapproximately3minutes.Listenfor compressortostart.
Turnunitoffandwait3 minutesbeforerestarlJng.
TurnTEMPControlclockwiseto acoldersetting(highernumber).
AIR FROM UNIT DOES NOT FEEL COLD ENOUGH.
Check if... Then...
MODEselectorina LOWCOOLposition.
TEMPControlsettonwarm(lowernumber)
Roomtemperaturebelow70°F(21°C)
Temperaturesensingtubetouchingcoldceil,
locatedbehindairfilter.
Turnselectortoa h_herCOOLposition
TurnTEMPControldeckwisetoacoldersetting.
Coolingmaynotoccuruntilroomtemperaturerisesabove70°F(21°C).
Straightentubeawayfromcoil.
THEAIRCONDI110NERCOOLING,BUTROOMISTOOWARM-ICE FORMINGONCOOLINGCOILBEHINDDECORATIVEFRONT.
Check if... Then...
Outdoortemperaturebelow70°F(2!°C).
Airfiltermaybedirty.
TEMPControlsettoocoldfornight-timecooling.
Todefrostthecoil,setselectorto FANposition.Then,turnTEMPControl
clockwiseto awarmersetting.
Cleantilter RefertoMaintenancesectionof owner'smanual.Todefrost,
setselectorto FAN,
Todefrosttheceil,setselectorto aFANposition.Then,setTEMPControl
toawarmerposition.
THEAIRCONDmoNERCOOUNG,BUTROOMISTOOWARM-NOICEFORMINGONCOOUNGCOILBEHINDDECORATNEFRONT.
Check if...
Dirtyairtilter-airrestricted.
TEMPControlsettonwarm.
Frontofunitis blockedbydrapes,blinds,furniture,
etc.Airdistributionis restricted.
Doors,windows,registers,etc.open.ColdairescaF_.
Unitrecentlyturnedoninhotroom.
Then...
Cleanairfilter.Referto Maintenancesectionofowner'smanual.
TurnTEMPControlclockwisetoacoldersetting.
Clearblockageinfrontof unit.
Closedoors,windows,registers,etc.
Allowadd_ timetoPernovestoredheatfromwalls,ceiling,floor,andfumiture.
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check if... Then...
I Outsidetemperatureisextremelyhot. I SetMODEonHIGHspeedtobringairpastcoolingcoilsmerefrequently. I
m
NOISE WHEN UNIT IS COOLING.
Check if... Then...
AirmovementSoundistooioed. Turnselectorto LOWsetlJng. |
Soundoffanhittingwater- moistureremovalsystem. Thisisnormalwhenhurniddyis high.Closedoors,windows,andregisters.
/
Windowvibration- poorinstallation. Referto installationinstructionsorcheckwi_ installer.
WATER DRIPPING INSIDE WHEN UNIT IS COOLING.
Check if... Then...
Theairconditionerisimproperlyinstalled. "nitairconditionerslightlytotheoutsidetoallowwaterdrainage.Referto
installationinstructions.Checkwithinstaller.
WATER DRIPPING OUTSIDE WHEN UNIT IS COOLING.
Check if... Then...
Theunitisremovinglargequantityofmoisture Thisisnormalduringexcessivelyhumiddays.
fromhumidroom.
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