30
English
MS 381
Dirty air filters reduce engine power,
increase fuel consumption and make
starting more difficult.
If there is a noticeable loss of
engine power
:
Move the Master Control lever (
1
)
to the normal run position.
:
Loosen knob (
2
) in direction of
arrow.
:
Remove the carburetor box
cover (
3
).
:
Clean away loose dirt from around
the filter.
:
Unscrew the slotted nuts (
4
).
:
Remove the filter (
5
) and separate
the two halves of the filter.
:
Take out the screw (
6
) in the
carburtetor box cover and remove
the prefilter (
7
).
:
Knock the filter out on the palm of
your hand or blow it clear with
compressed air from the inside
outwards.
Do not use a brush to clean the
fleece filter.
In case of stubborn dirt:
:
Wash the filter components in
STIHL universal cleaner or a clean,
non-flammable solution (e.g. warm
soapy water) and then dry.
:
Always replace a damaged filter.
:
Reassemble the filter components.
:
Make sure the choke shutter (8) and
torsion spring are properly seated:
The hook of the torsion spring (9)
must engage the slot (arrow).
:
Secure the main filter and prefilter in
position.
:
Fit the carburetor box cover.
Cleaning the Air Filter
215BA006 KN
1
2
3
4
215BA007 KN
5
215BA008 KN
6
7