Stihl FS 50 - Page 42

41Series 4144 Components FC, FS, KM
– Check that the stub (1) is in
place, fit a new grub screw if
necessary.
A new throttle trigger comes with
the grub screw fitted.
– The throttle cable must be
readjusted if a new throttle trigger
is installed or the position of the
grub screw is changed, b 8.6.2
: Slip the torsion spring (1) over the
pivot pin so that its straight leg
(small arrow) points towards the
handle molding.
545RA152 TG
1
545RA153 TG
1
: Push the interlock lever (1) into
position and engage the torsion
spring (arrow).
– Rotate the straight leg (1)
clockwise until it engages behind
the stiffener (arrow).
: Push the interlock lever (2) fully
home and check that the straight
leg (1) butts against the stiffener
(arrow).
Make sure during the next
operations that the interlock lever
butts against the handle molding
– the torsion spring may otherwise
pop out.
545RA154 TG
1
545RA155 TG
2
1
– Push the throttle trigger (1) onto
the pivot pin.
: Turn the interlock lever (2)
slightly and continue pushing the
throttle trigger into position until it
engages the interlock lever.
: Push the throttle cable nipple (1)
into the lever (2) and engage it in
the slot (arrow).
: Push the lever (1) into the throttle
trigger so that it butts against the
grub screw (arrow).
545RA156 TG
1
2
545RA157 TG
2
1
545RA158 TG
1