20
RANGER ELECTRONIC
EN
3.
Changing the HEPA
For ma
x
imum performan
ce
of your device,
pl
ease
make sure
the
cassett
e
filter is clean.
NOTICE!
We advise you to replace your filters
every 6 months.
WARNING!
DO NOT use brush or any other object
with sharp edge in case the sharp edge
will damage the HEPA filter.
Firstly place white filter side into the cas
s
ette.
1
2
After filter group is placed, close filter group
cover.
Firstly place the lower side as shown in Figure 1.
Afterwards, close the upper side as shown in
Figure 2 and make sure it is closed.
A
