BEFORE CALLING FOR SERVICE
Check the following list to be sure a service calI is reaIly necessary. A quick reference to this manual may
help you avoid an unneeded service call.
THE AIR CONDITIONER
WILL NOT OPERATE
Check if..,
Then.,.
The Current interrupterdevice is tdped.
Press the RESET button locatedon the power cord plug
Ifthe RESETbutton will not stay engaged,discontinue use of the
air conditioner and contact a quaIifiedservicetechnician.
Wall plug disconnected.
Pushplugfirmly intowalloutlet.
Housefuse blownor circuitbreakertripped.
Replacefuse withtime detaytype or resetcircuitbreaker.
PowerisOFF
Pushthe powerbutton.
Unitwasturnedoff andthenon too quickty.
Setunit offandwait3 minutesbeforerestarting.
TEMPControlset warmerthanroomtemperature
Set TEMPControlto a Iowernumber.
AIR FROM UNIT DOES NOT FEEL COLD ENOUGH.
Check if..,
Then.,.
FAN SPEEDset at LOW.
PushFAN SPEEDbuttonto set at HI.
TEMPControlset too warm
SetTEMPControlto a lowertemperature.
Roomtemperature below70'F (21C).
Coolingmay not occuruntil roomtemperature risesabove70'F (21oC)
Temperature sensingtubetouchingevaporator c oil,
Straightentubeawayfrom evaporator c oil
locatedbehindfront grille
THEAIRCONDITIONER C OOLING, BUTROOMISTOOWARM- ICEFORMING ONCOOUNG COILBEHIND INLET GRILLE.
Check if...
Then...
Outdoortemperature betow70"F (21C)
To defrost t he coil,set the MODEto FAN,FANspeedto High
Air filter may bedirty
Cteanair filter Referto Maintenance sectionof owner'smanual
Todefrost t hecoil,setthe MODEto Cool,Fan speedto high,andthe
TEMPControlset too low
Tempcontrol t o a highertemperature
THEAIRCONDITIONER COOLING, BUTROOM ISTOOWARM
Check if...
Then...
Dirtyair filter- air restncted.
Cleanair filter Referto Maintenance sectionof owner'smanual.
TEMPControlset too warm
SetTEMPControlto a towertemperature.
Frontofunit is blockedbydrapes,blinds,furniture,etc.
CIearblockageinfrontof unit.
Air distribution is restricted.
Doors,windows,registers, e tc open Coldair escapes.
Closedoors,windows,registers, e tc.
Unitrecentlytumedon in hot room.
Allowadditional timetoremove stored heat f romwalls, c eiling floorandfurniture
THE AIR CONDITIONER
TURNS
ON AND OFF RAPIDLY,
Check if,..
Then,..
Outsidetemperatureis extremely hot.
Set FANSPEEDon HIto minimizethe coolingload
Unitisset to energysavermode
Approximately e very3 minutesthefan wiltturnon andthe unitwillcheck
the roomair temperature to determine if coolingis needed. T his is normal
energysavermodeoperation.
NOISE WHEN UNIT IS COOLING.
Check if,..
Then,..
Sound offan hitting water- fromthe moisture removal s ystem Ttlis is normal w tlenhumidityis high.Closedoors,v, A ndows, a ndregisters
W ndow v bra on - poor nsta ation.
Refer o nsta a on ns ructons or checkw th ns a er.
WATER
DRIPPING
INSIDE ROOM WHEN UNIT IS COOLING.
Check if,..
Then,..
Theair conditioner i s improperly installed.
Tilt airconditionerslightlyto the outsideto allowwaterdrainage.Referto I
installation instructions or checkwithinstalIer.
I
WATER
DRIPPING
OUTSIDE
WHEN UNIT IS COOLING.
Check if...
Then.,.
The unitis removinglargequantitiesofmoisture
This is normalduringexcessivelyhumiddays.
from humidroom.
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