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E-9
TROUBLESHOOTING GUIDE
Check that the unit is plugged into a working electrical outlet.
Check to see if the motor protector is triggered.
Check that the filters are in the unit and the panels are closed.
PROBLEM
Unit shuts off unexpectedly
or does not operate.
SOLUTION
No air circulating from the unit. Unplug unit. Check filters. Clean or replace filters if necessary.
Increase in noise level.
Make sure the filters are clean. Replace if necessary.
Make sure the air vents are not blocked.
Turn the unit off and restart after 15 minutes.
Odors and smoke are
not removed.
Clean or replace the fitlers.
Air quality status remains poor. Check to see if the filter is heavily soiled. Replace if necessary.
Increase the fan speed to circulate air.
The discharged air has an
aroma or odor.
Check to see if the filters are heavily soiled.
Replace the fitlers.
The unit automatically enters
sleep mode in well-lit
environments.
Check to make sure there is nothing blocking the light sensor.
The AQI display is not working
properly.
Check to make sure the dust sensor is clean. Check to see if
the filters are heavily soiled. Replace the filters.
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