Kenmore 253.76180 Use & Care Manual page 11

Room Air Conditioner Troubleshooting Guide
(Continued)
THE AIR CONDITIONER RUNS TOO MUCH
Check if ...
Energy Saver is chosen.
Current Unit replaced an older unit.
BTU size is too small.
WATER DRIPPING FROM AIR CONDITIONER - INSIDE ROOM
Check if ...
Unit is not properly installed.
WATER DRIPPING FROM AIR CONDITIONER - OUTSIDE ROOM
Check if ...
Room is hot and humid.
THE REMOTE WILL NOT OPERATE AIR CONDITIONER
Check if ...
Batteries are not installed properly.
Red light does not flash on the remote when the remote buttons
are pressed.
The remote is pointed at the unit.
TYPICAL AIR CONDITIONER SOUNDS YOU MAY HEAR
Check if ...
High pitched whine or pulsating noise that cycles on and off.
Rushing air sound.
Pinging or swishing sounds.
Gurgling or hissing sounds.
Beeping.
Vibration.
REMOTE SENSING DEACTIVATING PREMATURELY
Check if ...
Remote control not located within range.
Remote control signal obstructed.
ROOM TOO COLD
Check if ...
Set temperature too low.
Remote Sensing activated and remote control located in Hot Spot
Then ...
Inside blower continues operating for one minute to use as much cooling that is
available in the evaporator.
Newer, higher efficiency Air Conditioner may run longer to cool the room. Total
energy consumption is less due to higher efficiency.
A higher capacity unit may be required depending on the size of the room being
cooled. (Page 9)
Then ...
Unit should be mounted on a 1/4" downward slope to the outside (1/2 bubble on a
carpenter's level) to provide proper drainage. Reposition or shim cabinet as necessary.
DO NOT drill drain pan.
Then ...
Normal operation during hot and humid days.
Then ...
Verify batteries are installed properly. (Page 5)
Verify batteries are installed properly. Install a new set of batteries. (Page 5)
The remote may not work properly when used at extreme angles to the front of the unit.
Then ...
Compressor - Normal noise due to modern high efficiency compressors. (Page 12)
Fan/Motor - Normal noise of higher efficiency fans pushing air further into the room.
(Page 12)
Condenser - Normal noise of water hitting the condenser to increase energy efficiency.
(Page 12)
Evaporator - Normal noise of refrigerant passing through evaporation. (Page 12)
Electronic Control - Normal noise when electronic control settings are changed.
Unit Vibration - Due to poor wall or window construction or incorrect installation.
(Page 12)
Then ...
Place remote control within 10 feet &
Remove obstruction.
Then ...
Increase set temperature.
Relocate remote control or deactivate remote sensing.
11
120° angle radius of the front of the unit.