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Room Air Conditioner Troubleshooting Guide
®
THE AIR CONDITIONER WILL NOT OPERATE
Check if...
Power supply cord is disconnected
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.
Power Cord has tripped
THE AIR CONDITIONER BLOWS FUSES OR TRIPS
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.
Then ...
Firmly push the cord into a live wall outlet having proper voltage. (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 wTtl 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)
Press the RESETbutton on the plug head. (Page 4)
CiRCUiT BREAKER
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)
THE AiR CONDITIONER TURNS ON AND OFF BY ITSELF
e temperature is extremely hot. I Set fan speed at the fastest setting for maximum cooling. (Page 6)
I ENERGY SAVER feature is on. JENERGY SAVER feature does not circulate air continually. Set mode to COOL for
I constant air circulation. (Page 5)
JTimer turned unit ON or shut unit OFF. I Push ON/OFF Button to turn unit ON or OFF. (Page 6)
THE AIR CONDITIONER DOES NOT COOL THE ROOM - ICE BEHIND FRONT PANEL
Check if... Then ...
Outside temperature is below 60°F. Set mode to FAN ONLY and fan speed to fastest setting to defrost coil. (Page 6)
Filter is dirty. Open front panel. Remove filter. Rinse or vacuum filter. Replace filter. Close
Panel (Page 9)
BTU size is too large. A lower capacity unit may be required depending on the size of the room being
cooled. (Page 9)
THE AIR CONDITIONER DOES NOT COOL THE ROOM - NO ICE BEHIND FRONT PANEL
Check if... Then ...
Filter is dirty. Open front panel. Remove filter. Rinse or vacuum filter. Replace filter. Close
Panel (Page 9)
Temperature setting is warmer than room temperature. Set temperature to a lower setting. (Page 6)
Room temperature is below 60°F. Unit is not designed to cool below 60°F. (Page 8)
Front of unit is blocked by furniture, drapes, blinds, etc. Clear away area in front of unit.
Back of unit is blocked by leaves, dirt, branches, etc. Clear away back of unit.
Doors, windows, registers, etc. are open. Close doors, windows, registers, etc.
Unit recently turned on. Allow time to cool a larger room.
Temperature sensor is touching the coil. Open front panel. Remove filter. Turn end of temperature sensor away from coil.
Replace filter. Close panel.
Excessive heat in the room being cooled. Use exhaust vents while cooking or bathing. Limit use of heat producing appliances
during the hottest part of the day. (Page 9)
Vent control (on some models) is pulled open. Push in vent control for maximum cooling. (Page 8) (CLOSED POSITION)
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