Philips AC2889/90 - Cleaning the Pre-Filter

10 EN
5 Allow the pre-lter to air dry
thoroughly before placing back in
the air purier.
Note
• To optimize the lifetime of the
pre-lter, make sure it air dries
completely after cleaning.
• Wash your hands after handling the
lter.
6 Put the pre-lter back into the air
purier (g. h).
Note
• Make sure the side with the two
clips is pointing towards you, and
that all hooks of the pre-lter are
properly attached to the air purier.
7 To reattach the front panel, press
the top part of the panel onto the
top of the air purier (1). Then, gently
push the panel against the body of
the air purier (2) (g. i).
8 Put the plug of the air purier in the
wall outlet.
9 Touch and hold the reset button
for 3 seconds to reset the pre-lter
cleaning time (g. {).
10 Wash your hands thoroughly after
installing lters.
Note
• If the air purier is used in a dusty
environment, it may need to be
cleaned more often.
• If the humidity level in the room
is very high, condensation may
develop on the air quality sensor
and the air quality light may indicate
a more poor air quality even though
the air quality is actually good. If this
occurs, clean the air quality sensor
or use the air purier on a manual
speed setting.
1 Switch o the air purier and unplug
from the wall outlet.
2 Clean the air quality sensor inlet
and outlet with a soft brush (g. u).
3 Open the air quality sensor cover
(g. v).
4 Clean the air quality sensor, the
dust inlet and the dust outlet with a
damp cotton swab (g. w).
5 Dry all parts thoroughly with a dry
cotton swab.
6 Reattach the air quality sensor
cover (g. x).
Cleaning the pre-lter
Clean the pre-lter when F0 is displayed
on the screen(g. y).
1 Switch o the air purier and unplug
from the wall outlet.
2 Pull the bottom part of the front
panel to remove it from the air
purier (g. c).
3 Press the two clips down (1) and pull
the pre-lter towards you (2)(g. d).
4 If the pre-lter is very dirty, use a
soft brush to brush away the dust
(g. z). Then wash the pre-lter
under running tap water.