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TROUBLESHOOTING
The air purifier may operate abnormally not because of the product malfunction
but because of minor causes or the fact that the user is not familiar with the
product use. In such a case, problems can be solved easily even without the help
from the service center just by checking the following. If the problem still persists
after you check the following, contact the service center.
Problems
No air is blowing.
The airflow speed does not
change.
The airflow speed is
significantly weaker than
before.
A bad smell comes out of
the air outlet.
The color of the pollution
level indicator always stays
the same.
When other functional
problems are detected.
Check
• Is the power cord connected ?
• Is the display part all turned off ?
• Isn't the power gone out ?
• Is the front cover closed ?
• Isn't it in manual ?
• Isn't the filter cleaning or
replacement time passed ?
• Isn't the filter cleaning or
replacement time passed ?
• Isn't there dust on the pollution
sensor's lens ?
• Does the pollution level keep
indicating a high level ?
• Does the pollution level keep
indicating a low level ?
• Check the symptoms, unplug the product, and ask service center.
Possible solutions
Connect the power cord to an electric
outlet for 120 V~, 60 Hz.
Press the power button and then select
the desired function.
Use the air purifier after the power
comes back on.
Close the front cover properly.
Set the desired operating mode.
Check the filter cleaning and
replacement cycles and then clean/
replace the filter(s) if necessary.
Check the filter cleaning and
replacement cycles and then clean/
replace the filter(s) if necessary.
Clean the lens of the pollution sensor.
Adjust the sensitivity of the pollution
sensor to Insensitive or standard.
Adjust the sensitivity of the pollution
sensor to sensitive or standard.
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