Throttle Trigger/Lockout Lever; Throttle Trigger - Stihl MS 231 Manual

10.2 Throttle Trigger/Lockout
Lever
1
1
: To remove the handle molding,
press the tabs (1) on the
underside apart and push them
through the rear handle.
1
: Remove the handle molding (1).
The lockout lever (arrow) may pop
out.
1
: Pull the lockout lever (1) out of its
mounts (arrows).
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2
: Take the throttle rod (1) out of the
guide (arrow) and disconnect it
from the throttle trigger (2).
4
1
3
: Use a drift (2) to drive out the
pin (1).
: Remove the throttle trigger (3)
with torsion spring (4).
– Inspect the lockout lever, throttle
trigger and torsion spring,
replace as necessary.
Installing
1
2
: Attach the torsion spring (1) to
the trigger (2) – note the installed
position (arrow).
3
1
1
: Place the throttle trigger (1) in the
rear handle so that the
tongue (arrow) is within the
handle and the holes in the
throttle trigger and handle are in
alignment.
2
: Use a 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 throttle rod (1) to the
throttle trigger (2) and fit it in the
guide (arrow).
MS 231, MS 231 C, MS 251, MS 251 C
2
1