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The color of the air
quality light always
stays the same.
The air purifier
produces a
unpleasant smell.
The air purifier is
The air purifier still
indicates that I
need to replace a
filter, but I already
Error codes "E1",
"E2", "E3" or "E4"
displays on the
Possible solution
The air quality sensor is dirty. Clean the air quality sensor
(see chapter "Cleaning").
The first few times you use the air purifier, it may produce
a plastic smell. This is normal. The air purifier may also
produce an unpleasant smell when the filter is dirty. In this
case, clean or replace the appropriate filter.
If the air purifier produces a burnt odor, switch OFF and
unplug from the electrical outlet. Call 1-866-309-8817 for
If the air purifier is too loud, change the fan speed to a
lower fan speed level. When using the air purifier in a
bedroom at night, choose the sleep mode.
Perhaps you did not reset the filter lifetime counter. Plug
in the air purifier, touch
touch and hold the reset button
Filter force reset section).
The air purifier has malfunctions. Visit
support or call 1-866-309-8817 for assistance.
to switch on the air purifier, and
for 3 seconds (see



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