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 |
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Check | if.,. | Then... |
Wallplugdisconnected. | Pushplugfirmlyintowalloutlet. | |
Housefuseblownorcircuitbreakertrippe& | Replacefusewitht_medelaytypeorresetcircuitbreaker. | |
MODEselectorisOFF position. | TurnMODEselectorto thedesiredCOOLsetting, | |
Unitwasturnedoff andthenontooquickly. | Turnunitoff andwait3 minutesbeforerestarting. | |
TEMPControlsetwarmerthanroomtemperature. | TumTEMPControlclockwiseto a coolersetting(highernumber). | |
AIR FROM UNIT DOES NOT FEEL COLD ENOUGH. | ||
Check | if... | Then.., |
MODE selector in LOW COOL position. | Turnselectorto HIGHCOOLposition | |
TEMP Control set too warm (lowernumber). | TurnTEMPControlclockwisetoa coolersetting. | |
Room temperature below 70°F (21°C). | Coolingmaynotoccuruntilroomtemperaturerisesabove70°F (21°C). | |
Temperature sensing tube touching cold coil, | Straightentubeawayfrom coil | |
located behind air filter. |
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THE AIR CONDITIONER COOLING,BUT ROOM IS TOO | ||
Check | if... | Then... |
Outdoor temperaturebelow 70"F (21°C). | To defrostthe coil, set selector to FAN positionThen,. tum TEMP control | |
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| counterclockwise to a warmer setting. |
Airfiltermaybe dirty. | Clean filter.Refer to Maintenance section of owner'smanual. To defTost, | |
set selector to FAN position. | ||
Todefrostthe coil,setselectorto a FAN position.Then,set he MODE | ||
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| controlat FANpositionor"High Cool"win the TEMPcontrol to a warmerposition. |
THEAIRCONDITIONERCOOLING,BUTROOMISTOOWARM- NOICEFORMINGONCOOUNGCOILBEHINDINLETGRILLE. | ||
Check | if... | Then.,, |
Dirty air filter - air restricted.
TEMP Control set too warm.
Front of unit is blocked by drapes, blinds, furniture, etc. Air distribution is restricted.
Cleanairfilter.Referto Maintenancesectionof owner'smanual. TurnTEMPcontrolclockwiseto a coolersetting(highernumber), Clearblockageinfrontof unit.
Doors, windows, registers, etc. open. Cold air escapes. Unit recently turned on in hot room.
Close doors, windows, registers, etc.
Allowadditionaltimeto removestoredheatfromwails,ceiling,floor,andfurniture.
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check | if... | Then... |
] Outsidetemperatureisextremelyhot, | ! SetMODEonHIGHspeedto bringair pastcoolingcoilsfaster. | |
NOISE | WHEN UNIT IS COOLING. | Then... |
Check | if... | |
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| Thisis normalwhenhumidityishigh.Closedoors,windows,andregisters. |
I | Refertoinstallationinstructionsorcheckwithinstaller, | |
Windowvibration- poorinstallation. |
| |
WATER DRIPPING INSIDE WHEN UNIT IS COOLING. | ||
Check | if... | Then... |
1
I
I Theairconditioneris imprepeflyinstalled. | installationinstructionsorcheckwithinstaller. |
Tiltair conditionerslightlytotheoutsidetoallowwatardrainage,Referto | |
WATER DRIPPING OUTSIDE WHEN UNIT IS COOLING. | |
Check if... | Then.,. |
from humidroom. | This isnormalduringexcessivelyhumiddays. |
I Theunitisremovinglargequantitiesof moisture | |
