Accelerator Pump - Stihl MS 341 Shop Manual

– Place the diaphragm on the
carburetor body.
– Place the gasket on the
carburetor body.
: Place the diaphragm and gasket
on the carburetor body so that
their tabs (arrow) point towards
the elbow connector (1).
– Fit the end cover on the
carburetor body.
The pump diaphragm, gasket and
end cover are held in position by
pegs on the end cover.
– Fit screw and tighten it down
firmly – b 3.5
Reassemble all other parts in the
reverse sequence.
80

12.3.5 Accelerator Pump

1
– Remove the carburetor –
b 12.2.1
: Use a suitable pointed tool to
remove the sealing plug (arrow).
1
: Take out the screw (1).
– Set the throttle shaft to the full
throttle position.
: Carefully pull the throttle shutter
out of the shaft.
: Remove the retaining ring (1)
from the throttle shaft.
Hold accelerator pump bore closed
with one finger so that the parts of
the accelerator pump do not pop out
of the carburetor when the throttle
shaft is removed.
Wear safety glasses.
– Pull the throttle shaft out of the
carburetor body.
1
2
3
4
: Remove ball (1), pump piston (2)
with sealing ring (3) and
spring (4) from the carburetor
body.
MS 341, MS 361, MS 361 C
1