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BEFORE CALLING FOR SERVICE
Check the following listto be sure a service call is really necessary. A quick reference tothis manual may
help you avoid an unneeded service call.
THE AIR CONDITIONER WILL NOT OPERATE
Check if... Then.,.
Wallplugdisconnected.
Housefuseblownorcircuitbreakertitpl:_d.
MODEselectorisOFFposition
Unitwasfumedoffandthenontooquickly.
TEMPControlsetwarmerthanroomtemperature.
Pushplugfirmlyintowallouter,
Replacefusewithtimedelaytypeorresetcircuitbreaker.
TurnMODEselectortothedesiredCOOLsetting.
Turnunitoffandwait3minutesbeforerestarting.
TurnTEMPControlclockwisetoacoolersetting(highernumber).
AIR FROM UNIT DOES NOT FEEL COLD ENOUGH.
Check if... Then...
MODEselectorina LOWCOOLpesition,
TEMPControlsettoowarm(lowernumber).
Reamtemperaturebelow70°F(21°C).
Temperaturesensingtubetouchingevaporatorcoil,
locatedbehindfrontgnlle.
Turnselectortoa HIGHCOOLPos_ion
Turn"FEMPcontrol_ise toa coder_.
Coolingmaynotoccuruntilroomtemperaturerisesabove70°F(21°C).
Straightentubeawayfromevaporatorcoil.
1HEAIRCONDmONERCOOUNG,BUTROOMISTO0W/_RM- ICEFORMINGONCOOUNGCOILBEHIND_ _
Check If... Then...
Outdoortemperaturebelow70°F(21°C). Todefrostthecoil,setselectortoFANpotion.Then,turnTEMPcontrol
counterclockwisetoa wannerset_ng.
Airfiltermaybedirty. Cleanfilter.RefertoMaintenancesectionofmvnetsmanual.Todefrost,
setcelectortoFANposition,
TEMPControlsettoncoldfornight-timecooling. Todefrostthecoil,setselectortoaFANpseilJon.Tnsn,settheMODE
codcrolatFAN_ or"HighCool"withtheTEMPcontroltoawarmerposition.
11"1EAIRCONDmONERCOOUNG,BUTROOMISTOOWARM
Check if...
Dirtyairfilter- airrestdeted
TEMPContro_settoowarm.
Frontofunitisblockedbydrapes,blinds,furniture,
etc.AirdistitbulJonisrestncted.
Doors,windows,registers,etc.open.Coldairescapes.
Unitrecentlyturnedonin hotroom.
Then..,
Cleanairfilter.RefertoMaintenancesectionofowneCsmanual.
TurnTEMPcontrolclesk_setoacoolersetting(highernumber).
Clearblockageinfro_ofunit.
Closedoors,windows,[egistem,etc.
Aik_adG_ceal_T,etcremo_,est_edhealfromwalls,_Iorj,II_,_',dfurniture.
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check if... Then...
[ Outsidetemperatureisextremelybet. I SetMODEonHIGHsbeedtobdngalrpastconlingceiisfestar.
NOISE WHEN UNIT IS COOLING.
Check if... Then...
Soundofbnt'_ngwater- fromthemoistureremovalsystem. Thisisnormelwhenhumk_r¢/ishlgh.clseedeors,windows,andre_iisters.I
Windowvibration- poorinstallation. RefertoinstallaBoni_ ercheckwithinstaller. I
WATER DRIPPING INSIDE ROOM WHEN UNIT IS COOLING.
Check if... Then,..
,I "l]'=ealrconditionerisimpropeityinstalled,ninstallationinstrucitonsorcheckwithinefalk_'.T=ltalronndiltonerslighltytotheoutaldetoallowwaterdreinage.Referto I
WATER DRIPPING OUTSIDE WHEN UNIT IS COOLING.
Check if... Then...
Theunitisremow';glargequanttlasofmolatum Thislanoffnaldunngexcese_valyhurolddays.
fTOmhumk:lroem.
-12-
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