12
Operation problems are often due to minor causes that can be found and fixed without
using any tools:
If you find any of the following symptoms, please turn the circuit breaker off immediately
and call the authorized service centre nearest to you for help.
• The power supply cable is abnormally hot or damaged.
• The appliance makes abnormal sounds during operation.
• The safety breaker, fuse or earth leakage breaker often cuts off operation.
• Some switch or button repeatedly fails to work normally.
• The air conditioner produces a burning smell during operation.
• Water leaks from the indoor unit.
TROUBLESHOOTING
Trouble
Analysis
Does not run
• Is the protection device or fuse blown?
• Please wait for 3 minutes and start again, protection device may be
preventing unit to work.
• Are the RC batteries low?
• Is the plug not properly plugged?
No cooling or heating air
• Is the air filter dirty?
• Are the intakes and outlets of the air conditioner blocked?
• Is the temperature set properly?
Ineffective control
• Has there been a strong interference (from excessive static electricity
discharge, power supply voltage abnormality)? Note that operation will
be abnormal, in this case unplug from the power supply and re-plug after
2-3 seconds.
Does not operate
immediately
• 3 minute delay will occur when changing mode during operation.
Peculiar smell
• This smell may come from another source such as furniture, cigarette
etc, which is sucked in the unit and blown out with the air.
A sound of running water
• Normal behaviour caused by the flow of refrigerant in the air
conditioner.
• Defrosting sound in heating mode.
Cracking sound
• The sound may be generated by the expansion or contraction of the
front panel due to temperature changes.
Mist sprays from the outlet
• Mist is present in the room with low temperature? Normal behaviour
due to cool air discharged from indoor unit during
COOLING
or
DRY
operation mode.
After switching off, the flap
appears not to close fully.
• The stepping motor could not find the RESET point. Restart the air
conditioner and then stop it again.
Indoor unit fan stops during
heating.
• The air conditioner is de-icing, which takes 10 minutes at most. (It
freezes when the outdoor temperature is very low and humidity is high).
It automatically resumes operation after approximately 10 minutes.
Downloaded from AC-Manual.com Manuals
