Adjusting - Stihl FS 120 Service Manual

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.
)6       )5  
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.
 Tighten screw of extended
throttle cable to 6.0 Nm
(4.4 lbf.ft).
 Adjust throttle cable - see 7.5.2.
3
7.5.2

Adjusting

1
2
•
Throttle lever (1) must butt
against the stop on the carbure-
tor cover (2) when throttle trigger
is squeezed (full throttle).
•
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 - see 4.1.
 On FS 300...450, remove cover
from AV housing - see 9.2.
 Check correct setting of idle
speed screw (if fitted).
Important: Note adjustment range
of idle speed screw.