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SAFETY & PRECAUTIONS
TROUBLESHOOTING
Before calling for service, review this list. It may save your time and expense. This list includes common
occurrences that are not the result of defective workmanship or materials in this appliance.
Problem
Unit does not run
No cooled or heated air is
coming out
Ineffective control
Unit does not operate
immediately
Strange odor
The sound of flowing water
Cracking sound is heard
Mist is spraying from the outlet Mist appears when the room air becomes very cold because of cool air discharged from indoor unit
The compressor indicator
(red) light is on constantly, and
indoor fan stops.
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Solution
Check to see if the protector trip fuse is blown. Please wait 3 minutes and start again. The protector
device may be preventing the unit from working.
The batteries in the remote control may be dead.
Is the air filter dirty?
Are the intakes and outlets of the air conditioner blocked?
Is the temperature set properly? Is the unit programmed for the correct mode?
If strong interference (from excessive static electricity discharge, power supply voltage abnormality)
presents, operation will be abnormal. At this time, disconnect from the power supply and connect
back 2-3 seconds later.
Air filter may be dirty. Clean filter. Refer to Care and Cleaning Section. To defrost, set to
FAN ONLY mode.
Thermostat set too cold for night-time cooling. To defrost the coil, set to FAN ONLY mode.
Then, set temperature to a higher setting.
Changing modes during operation will cause a 3-minute delay.
This odor may come from another source such as furniture, cigarettes etc., which are sucked into
the unit and blows out with the air.
Outside temperature extremely hot. Set FAN speed to a higher setting to bring air past cooling coils
more frequently.
Caused by the flow of refrigerant in the air conditioner, not an issue.
Defrosting sound in heating mode.
The sound may be generated by the expansion or contraction of the front panel due to changes
in temperature.
during COOLING or DRY operation mode.
The unit is shifting from heating mode to defrost. The indicator light will turn off within ten minutes
and return to heating mode.
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CONTINUED
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