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Room Air Conditioner Troubleshooting Guide
THE AIR CONDITIONER WILL NOT OPERATE
Check if
...
Power supply cord is disconnected
Power Cord has tripped
House fuse has blown or circuit breaker tripped
Power is OFF.
Temperature setting is warmer than room temperature.
Unit was turned OFF and ON too quickly.
Timer shut unit OFF.
Touch Pad and Remote not responding.
THE AIR CONDITIONER BLOWS FUSES OR TRIPS CIRCUIT BREAKER
Check if ...
House fuse has blown or circuit breaker tripped.
Too many electrical devices are being used on the same circuit.
Unit is rated over 7.5 amps.
Unit is plugged into an extension cord.
Unit was turned OFF and ON too quickly.
THE AIR CONDITIONER TURNS ON AND OFF BY ITSELF
Check if ...
Outside temperature is extremely hot.
ENERGY SAVER feature is on.
Timer turned unit ON or shut unit OFF.
THE AIR CONDITIONER DOES NOT COOL THE ROOM - ICE BEHIND FRONT PANEL
Check if ...
Outside temperature is below 60
Filter is dirty.
BTU size is too large.
THE AIR CONDITIONER DOES NOT COOL THE ROOM - NO ICE BEHIND FRONT PANEL
Check if ...
Filter is dirty.
Temperature setting is warmer than room temperature.
Room temperature is below 60
Front of unit is blocked by furniture, drapes, blinds, etc.
Back of unit is blocked by leaves, dirt, branches, etc.
Doors, windows, registers, etc. are open.
Unit recently turned on.
Temperature sensor is touching the coil.
Excessive heat in the room being cooled.
°
F.
F.
°
Then
...
Firmly push the cord into a live wall outlet having proper voltage. (Page 4)
Press the RESET button on the plug head. (Page 4)
Replace the fuse with a time delay type or reset the circuit breaker. (Page 4)
Push ON/OFF Button to turn ON. (Page 6)
Set temperature to a lower setting. (Page 6)
Built-in delay will prevent compressor from turning on for 3 minutes.
Push ON/OFF Button to turn unit ON. (Page 6)
Unit is in a locked mode. Unplug unit for 10 seconds, and then plug in again and
the controls will reset. (Page 4)
Then ...
Replace the fuse with a time delay type or reset the circuit breaker. (Page 4)
Unplug or relocate electrical devices being shared on same circuit.
Unit should be plugged into a single circuit outlet.
Do not use an extension cord to run the unit. (Page 4)
Turn unit OFF and wait 3 minutes before restarting. (Page 6)
Then ...
Set fan speed at the fastest setting for maximum cooling. (Page 6)
ENERGY SAVER feature does not circulate air continually. Set mode to COOL for
constant air circulation. (Page 5)
Push ON/OFF Button to turn unit ON or OFF. (Page 6)
Then ...
Set mode to FAN ONLY and fan speed to fastest setting to defrost coil. (Page 6)
Open front panel. Remove filter. Rinse or vacuum filter. Replace filter. Close Panel
(Page 9)
A lower capacity unit may be required depending on the size of the room being
cooled. (Page 9)
Then ...
Open front panel. Remove filter. Rinse or vacuum filter. Replace filter. Close
Panel (Page 9)
Set temperature to a lower setting. (Page 6)
Unit is not designed to cool below 60
Clear away area in front of unit.
Clear away back of unit.
Close doors, windows, registers, etc.
Allow time to cool a larger room.
Open front panel. Remove filter. Turn end of temperature sensor away from coil.
Replace filter. Close panel.
Use exhaust vents while cooking or bathing. Limit use of heat producing appliances
during the hottest part of the day. (Page 9)
10
F. (Page 8)
°
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