Carburetor; Fs 120 - Stihl FS 120 Manual

5/20/2018
8.2

Carburetor

8.2.1 Removing and Installing
FS 120...350, FR 350
Troubleshooting chart - see
"Standard Repairs, Trouble-
shooting" handbook.
Important: In the event of trouble
with the carburetor or the fuel
supply system, always check and
clean the tank vent
- Remove the shroud
- Remove the air filter
2
1
•
Take out screw (1) of extended
throttle cable.
Pry choke knob (2) out of filter
•
housing and pull it off the choke
shaft.
Take fuel hose out of retainer in
•
filter housing.
FS 120, 200, 300, 350, 400, 450, FR 350, 450
http://slidepdf.com/reader/full/stihl-fs-350-service-manualpdf
STIHL FS 350 Service manual.pdf - slidepdf.com
- see 8.3.
- see 4.1.
Disconnect fuel hoses from
•
- see 8.1. manual fuel pump.
A
V
4
5
1
A
R
0
5
2
•
Unscrew the nuts.
A
V
5
5
1
A
R
0
5
2
Remove the filter housing and
•
pull stub out of grommet at the
same time.
2 1
A
V
6
5
1
A
R
0
5
2
Check heat shield (1). If necessa-
•
ry, push out the grommet (2) and
remove the heat shield.
1
2
3
A
V
7
5
1
A
R
0
5
2
•
Disconnect throttle cable nipple
(1) from slotted pin (2) on throttle
lever.
Pull the fuel hose (3) off the
•
elbow connector on the carbure-
tor.
A
V
8
5
1
A
R
0
5
2
Pull carburetor off the studs.
•
- If necessary, pull fuel hose off
carburetor.
A
V
9
5
1
A
R
0
5
2
A
V
0
6
1
A
R
0
5
2
A
V
1
6
1
A
R
0
5
2
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