Engine Management; Adjusting The Carburetor - Stihl FS 56 Serie Manual De Instrucciones

English
4
Reach into the recess (4) in the filter
N
housing and take out the felt
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.
32

Engine 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

The carburetor has been set at the
factory to provide an optimum fuel-air
mixture under most operating
conditions.
Adjusting Idle Speed
Engine stops while idling
Warm up the engine for about
N
3 minutes.
Turn the idle speed screw (LA)
N
slowly clockwise until the engine
runs smoothly – the cutting
attachment must not run.
Cutting attachment runs when engine is
idling
Turn the idle speed screw (LA)
N
counterclockwise until the cutting
attachment stops moving and then
rotate the screw another 1/2 to 3/4
turn in the same direction.
WARNING
If the cutting attachment continues to run
when the engine is idling, have your
machine checked and repaired by your
servicing dealer.
FS 56, FS 56 R, FS 56 C, FS 56 RC