Owner's Manual

MS 261, MS 261 C
English
41
If there is a noticeable loss of engine
power
N Remove the shroud – see "Shroud".
Removing the air filter
N Clean away loose dirt from around
the filter.
N Rotate the air filter a 1/4 turn
counterclockwise and lift it away in
the direction of the rear handle.
N Always replace damaged filters.
Cleaning the air filter
N Knock the filter out on the palm of
your hand or blow it clear with
compressed air from the inside
outwards.
In case of stubborn dirt or sticky filter
fabric
N Wash the filter in STIHL special
cleaner (special accessory) or a
clean, non-flammable solution (e.g.
warm soapy water). Rinse the filter
from the inside outwards under a jet
of water – do not use a pressure
washer.
N Dry the filter components – do not
expose to high temperatures.
Installing the air filter
N Place the filter in position.
N Press the air filter in the direction of
the filter housing and turn it
clockwise at the same time until it
engages – the "STIHL" name must
be horizontal.
N Install the shroud – see "Shroud".
Exhaust emissions are controlled by the
design of the fundamental engine
parameters and components (e.g.
carburation, ignition, timing and valve or
port timing) without the addition of any
major hardware.
Cleaning the Air Filter
To avoid damaging the filter, do
not use tools for removing and
installing the air filter.
1.
5902BA010 KN
2.
5902BA011 KN
2.
1.
Engine Management