Philips AC4081/80 User Manual page 20

Note
•
Only the pre-filter and humidification
filter are washable. Filter 2 is not
washable.
•
Filter light / goes on approximately
once every month.
1
Wash the pre-filter under a running
tap. If the pre-filter is very dirty, use a
soft brush to brush away the dust.
2
Air dry the pre-filter.
Note
•
Make sure that the pre-filter is
completely dry. If it is still wet, bacteria
may multiply in it and shorten the
lifetime of the pre-filter.
3
Mix the white vinegar with an equal
amount of tap water in a container
that is large enough to soak the
humidification filter in.
20 EN
Note
•
White vinegar has 5% acetic acid.
•
If there are white deposits (limescale) on
the filter, make sure that the side with
the white deposits is immersed in the
water.
4
Let the humidification filter soak in
the solution for one hour.
Water : Vinegar
1 : 1
1 Hour
5
Discard the water-vinegar solution.
6
Rinse the humidification filter
under the tap to rinse away vinegar
residues. During rinsing, turn the
humidification filter so that both the
front and back sides are rinsed.
7
Let excess water drip off the
humidification filter and let it air dry.
8
After the pre-filter and
humidification filter are put back
in the appliance, reset the filter
lifetime counter. (Refer to chapter
7 "Resetting the filter lifetime
counter")