Cleaning The Air Filter; Engine Management - Stihl FS 40 Notice D'emploi

English

Cleaning the Air Filter

If there is a noticeable loss of engine
power
3
1
Move the choke lever (1) to <.
N
Turn the screw (2) in the filter
N
cover (3) counterclockwise until the
cover is loose.
Ease the filter cover (3) over the
N
choke lever and lift it away.
Clean away loose dirt from around
N
the filter.
18
Reach into the recess (4) in the filter
N
housing and take out the felt
2
filter (5).
Fit a new felt filter element (5). As a
N
temporary measure you can knock it
out on the palm of your hand or blow
it out with compressed air. Do not
wash.
NOTICE
Replace damaged parts.
Fit the felt filter (5) in the filter
N
housing, make sure it is properly
seated – the arrow points to the
recess.
Move the choke lever (1) to <.
N
Fit the filter cover in position,
N
making sure the screw is square.
Tighten down the screw.

Engine Management

4
Exhaust emissions are controlled by the
design of the engine and components
(e.g. carburation, ignition, timing and
valve or port timing).
FS 40, FS 40 C, FS 50, FS 50 C