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Troubleshooting
Unit is not plugged in. Plug power cord into electrical outlet.
Household circuit breaker / ground fault interrupter has tripped or blown a fuse. Reset circuit breaker /
ground fault interrupter, or replace fuse. For assistance, contact a licensed electrician.
Unit is damaged or in need of repair. Cease usage and unplug. Contact Consumer Service for assistance.
Front Panel may not be properly installed. Remove and reinstall the Front Panel to assure proper placement.
Refer to FILTER REPLACEMENT on page 18.
Unit set to a low speed setting. Adjust to a higher speed setting.
Debris build-up on filter. Check Permanent Pre-Filter and wash if heavy buildup becomes noticeable. Refer to
CLEANING AND STORAGE on page 22.
Airflow is blocked. Remove obstruction.
There may be too much light in the room. Either manually turn the unit to low speed for minimal sound or
darken the room.
Sleep Mode may be selected. When in low light or no light, the unit will only operate at low speed. This will
override Automatic Dust Sensing Mode. In regular light, the unit will return to Odor Sensing Mode operation.
The unit has not detected enough particles in the area. The Particle Sensor will automatically detect level of
particles and adjust its speed accordingly.
Unit fails to power On.
Ajar Light is On.
Airflow is weak or slow.
Sleep Mode is not working.
Particle Sensing Mode or
Odor Sensing Mode is not
working.
Problem Possible Cause and Solution