Troubleshooting; Before Calling For Service - Kenmore 580.74121 Owner's Manual

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.
Housefuse blownor circuitbreakertripped.
Poweris OFF.
Unitwasfumedoff andthenan tonquickly.
TEMPControlsetwarmerthanroom temperature.
Pushplugflrn_ into walloutlet.
Replacefusewithitmedelaytype orresetcircuit b reaker.
Pushthe powerbutton.
Setunit offandwait3 minutes b efore restarting,
Set TEMPControl toa lowernumber.
AIR FROM UNIT DOES NOT FEEL COLD ENOUGH.
Check if... Then...
FAN SPEEDsetat LOW.
TEMPConlrolset"_owarm.
Roomtemperature b elow70°F(21°C).
Temperature sensingtubetouching e vaporator coil,
located behindfront g nlle.
PushFANSPEEDb_ to setat HI.
SetTEMPControltoa lowertemperature.
Cooling mayantoccur unitlroom temperature rises above 70°F (21°C).
Straighten tubeawayfromevapora_rcoil.
THE AIR CONDnlONER C00UNG, B UT ROOM ISTOO WARM - iCE FORMING O N C00MNG COIL BEHIND INLET G RILLE.
Check if... Then...
Outdoortemperature below70°F(21°C). To defrostt_e coil,setthe MODEto FAN.
Airfiltermaybe dirty. Cleanair filter.RefertoMaintenance sectionofowner'smanual.
TEMPControlset ton lowerfornight-time cooling. Todefrost t hecoil,setthe MODEto FANor "HighCool"withthe
TEMPcontrol toa higher n umber.
11_E AIRCONDITIONER COOUNG, BUTROOM ISTOOWARM
Check if...
Dirtyairtilter - airrestricted.
TEMPControl set toowarm.
Frontof unitisblocked bydrapes,blinds,fumifure,etc.
Air distribution is restricted.
Doors,windows,registers, e tc open,Coldair escapes.
Unitrecentlyturnedon in hot room.
Then...
Cleanairfilter, R efertoMaintenance _ ofowner'smanual.
SetTEMPControltoa lower number,
Clearblockageinfront o funit.
Closedoors,windows, _isters, etc.
Allow additional _metoremove s tored heat f romwalls, ceiling, floor, a ndfumiture.
THE AIR CONDITIONER TURNS ON AND OFF RAPIDLY.
Check if... Then...
I Outsidetemp ratureisextremely hot. I SetFANSPEEDonHItobrlngairpastcoolingcoilsfaster.
I
NOISE WHEN UNIT IS COOLING.
Check if... Then...
i Soundoffanhitting water-fromthemoisture removal system. Thisisnormai w henhumidity ishi_h.Closedoors,windows, a ndregisters
Windowvibration- poor nstaaton. Reerto nsta ation nstructions orcheck withnsta er.
WATER DRIPPING INSIDE ROOM WHEN UNIT IS COOLING.
Check if... Then...
I
Theairconditionerisimpropedyinstalled. I _s_ta_[`_°°nediitr_tnr°erCisiingh°t_rtuhectec_k_u_idietnst_r_ww_terdrainage_Refertu_
WATER DRIPPING OUTSIDE WHEN UNIT IS COOLING.
Check if... Then...
I Theanitls rein°ring large quantitiesof maisturefrom humidroom. I I
I Thisis normalduringexcessively humiddays.
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