Motor Management; Adjusting The Carburetor - Stihl KM 55 Instruction Manual

English / USA
4
3
: Remove the felt filter element (3).
: Do not wash the felt element. Fit a
new one. As a temporary measure,
clean it by knocking it out on the
palm of your hand or blowing it out
with compressed air.
Replace damaged parts of filter.
: Place the felt element (3) in the filter
housing (4).
: Close the filter cover so that it snaps
into position.
20

Motor Management

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.

Adjusting the Carburetor

L
H
1
3 4 /
LA
The carburetor comes from the factory
with a standard setting.
This setting provides an optimum fuel-air
mixture under most operating
conditions.
With this carburetor it is only possible to
adjust the high speed screw within fine
limits.
KM 55