Stihl MS 341

Online version - not for reprint
78 MS 341, MS 361, MS 361 C
: Fit the metering diaphragm (1) on
the carburetor body so that the
perforated plate faces the inlet
control lever and the tab (arrow)
points towards the adjusting
screws.
The gasket and metering
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212RA161
1
2
3
diaphragm are held in position by
integrally cast pegs (2+3).
– Fit the end cover.
– Insert the screws and tighten
them down firmly – b 3.5
Reassemble all other parts in the
reverse sequence.
– Remove the metering diaphragm
– b 12.3.1
: Take out the screw (arrow).
– Remove the inlet control lever
with spindle.
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There is a small spring under the
inlet control lever which may pop
out during disassembly.
– Take out the inlet needle.
: If there is an annular indentation
(arrow) on the sealing cone of the
inlet needle, fit a new inlet
needle.
Reassemble in the reverse
sequence.
VA
212RA281
: Fit the inlet needle (1).
: Fit spring (2) in bore.
: Insert spindle (3) in the inlet
control lever (4).
– Engage clevis in annular groove
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4
3
1
2
on head of the inlet needle.
– Press the inlet control lever down
and secure it with the screw.
Make sure the helical spring locates
on the control lever’s nipple.
– Check that inlet control lever
moves freely.
The upper face of the inlet control
lever must be flush with the top of
the carburetor body.
– Install the metering diaphragm –
b 12.3.1
Reassemble all other parts in the
reverse sequence.
12.3.2 Inlet Needle