32
Press the filter shelf
firmly into position
above the main
filter. The filter shelf
protects the top
edge of the main
filter from damage.
Grip the filter
handles and pull
upwards to remove
the main filter from
the unit.
Position the new
main filter onto the
inner structure. The
filter handles should
face upwards.
FILTERS
10
10
Carefully push the
top cylinder down,
at the same time
rotating it
clockwise
to secure it back into
the bayonet lock.
Plug in your Pure 411
air purifier.
Press the touch
button for a duration
of 5 seconds to reset
the filter replacement
timer.
This lets Pure 411
know that you have
changed the filter.
The indicator light
flashes 3 times, and
then changes from
red to white.
7
8
9
11
12
13
Attach the pre-filter
over the main filter.
The pre-filter should
only cover the filter
shelf, and not the
inner filter ring of the
filter holder unit.
