18
8. Troubleshooting
Symptom
Check Point
Yes
No
Is the power plug
inserted properly?
When the display is
turned off and the
product does not work.
Check condition of the filter
and clean/replace if necessary.
Check out service life of
deodorization filter.
Is designated period over?
Is it installed on
uneven place?
Check condition of the filter
and clean/replace if necessary.
Does the lamp keep lighting
red? (Pollution level is high?)
Are you using the product
where the smell and
smoke keep rising?
Fan speed gets weak.
Decreased deodorization.
Product is
shacking over.
Bad smell comes out
from air outlet.
Request follow-up service.
Replace filters with new ones
and clean up pre filter.
Replace deodorization filter
with new one.
Install it on flat surface.
Replace filters with new ones and
clean up pre filter.
Set the level of detection sensitivity
“dull” or “standard”.
Does the lamp keep lighting
blue (pollution level is low?)
Set the level of detection sensitivity
“sensitive” or “standard”.
Continuous smell and smoke can
cause a performance degradation.
Is power outlet is bad?
Use the proper power outlet.
Make sure unit is
properly plugged in.
Request follow-up
service.
Is there any dust stick onto
lens of particle sensor?
Clean up lens of particle sensor.
Is the sleep mode set?
Does display
button fades out?
If sleep mode is set, display
button gets fading out.
Is the water tank
equipped properly?
Humidity setting display is
flickering.
Push the disc tank to the end.
Float-type water level
sensor is floating on water?
After water tank is filled with
water, ‘No WATER’ display
lamp still is flickering?
Request follow-up service.
Clean up the disc
tank and float-type
water level sensor.
Others
If you still have a problem, request follow-up service.
Pollution level
display lamp does not
change its color.