Adjusting - Stihl FS 120 Manual

5/20/2018
1
2
Disconnect throttle cable nipple
•
(1) from slotted pin (2) on throttle
lever.
•
Pull grommet out of carburetor
housing.
2 1
Take throttle cable (1) out of
•
base of cable guide (2) and pull
it out of opening (3) in carburetor
housing.
FS 120, 200, 300, 350, 400, 450, FR 350, 450
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STIHL FS 350 Service manual.pdf - slidepdf.com
A
V
6
4
1
A
R
0
5
2
Reassemble in the reverse
sequence.
FS 400/450, FR 450
Make sure grommet is properly
•
located in the carburetor housing.
- Secure lug between the raised
marks.
FS 120...350, FR 350
- Place lug and extended throttle
cable in the corner of the filter
housing.
A
- Tighten screw of extended
V
8
3
2 throttle cable to 6.0 Nm
A
R
0
(4.4 lbf.ft).
5
2
- Adjust throttle cable
3
A
V
7
4
1
A
R
0
5
2
7.5.2
A
V
9
3
2
A
R
0
5
2
Throttle lever (1) must butt
•
against the stop on the carbure-
tor cover (2) when throttle trigger
is squeezed (full throttle).
•
- see 7.5.2. On carburetors with an idle
speed screw: Throttle lever must
butt against the idle speed screw
when the trigger is in the idle
position.
Note: The filter housing is not
shown in the illustration.
Adjustment is effected by moving
the throttle cable in the holder.
- Remove the shroud
- On FS 300...450, remove cover
from AV housing
- Check correct setting of idle
speed screw (if fitted).
Important: Note adjustment range
of idle speed screw.

Adjusting

1
2
- see 4.1.
- see 9.2.
38/63
A
V
8
4
1
A
R
0
5
2
A
V
9
4
1
A
R
0
5
2
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