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Cooling or Heating
performance is not
satisfying
Indoor unit blows out
odor
There is sound of
running water during
operation
During turning on
or turning off the air
conditioner there is a
cracking sound
§
Excessive accumulation of dust on fi lter is blocking
air inlet and outlet
ü
Clean the air fi lters and remove the obstacles from
air inlet and outlet
§
Voltage is too low
ü
Wait until voltage resumes to normal levels
§
Air conditioner is working in AUTO mode
ü
During AUTO mode, temperature cannot be
changed. If you wish to change the temperature
change the mode of air conditioner
§
The angle of the louver blades is too small
ü
Regulate the angle of the louver blades so the air
fl ow can run freely
§
Poor Cooling or Heating may be caused by open
doors and windows.
ü
Close the doors and windows
§
Mode setting is incorrect. Temperature and fan
speed settings are not appropriate
ü
Re-select the mode and set the appropriate
temperature and fan speed
§
Odor from the environment has been accumulated
inside indoor unit
ü
Clean the air fi lters and activate the self-clean
function
§
During turning on or turning off the air conditioner, or
when compressor stops and starts again, the sound
of running water may be heard from the indoor unit
ü
This is the sound of refrigerant fl ow and it is normal
§
During turning on or turning off the air conditioner
you may hear a cracking sound from the indoor unit
ü
Due to the temperature change, contraction /
expansion is caused on the plastic parts of the air
conditioner. This is normal
63
GB
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