Stihl MS 311 Manual page 63

1
2
: Use a suitable drift (2) to drive out
the pin (1).
: Remove the throttle trigger (1)
with torsion spring (2).
Installing
1
: Attach the torsion spring (1) to
the trigger (2)
– note the installed position
(arrow).
62
: Place the throttle trigger (1) in the
handle and line up the holes in
the trigger and handle.
2
3
1
: Use a suitable drift (2) to center
the throttle trigger (1).
: Drive home the pin (3) until it is
recessed by same amount at
both sides.
2
: Attach the torsion spring (1) to
the interlock lever (arrow).
1
1
: Push the interlock lever (1) into
The interlock lever (1) may pop out.
1
2
: Attach the throttle rod (1) to the
1
its pivot mounts (arrows) until it
snaps into position – check that
torsion spring is in position.
2
trigger (2) and fit it in the
guide (arrow).
MS 311, MS 391
1