Quickstop Super; Switch Lever Quickstop Super - Stihl MS 231 Manual

Installing
2
: Attach the torsion spring (1) to
the trigger (2) – note the installed
position (arrow).
1
: Place the throttle trigger (1) in the
rear handle so that the bent leg of
the torsion spring engages its
seat (arrow) and the holes in the
throttle trigger and handle are in
alignment.
1
The brake cable (1) must be fully
engaged in the guide (arrows) or be
below the drift – take care not to
damage the brake cable.
74
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3 1
1
: Use a drift (2) to center the
throttle trigger (1).
: Drive home the pin (3) until it is
recessed by the same amount at
both sides.
2
: Attach the throttle rod (1) to the
throttle trigger (2) and fit it in the
guide (arrow).
– Lubricate roller on throttle trigger
with grease, b 14
1
: Engage lugs (2) at front end of
handle molding (1)
in the recesses (arrow).
– Press the lockout lever down.
– Push down the handle
2
molding (1) until it snaps into
position.
– Check operation
– Reassemble all other parts in the
reverse sequence.
10.3.1 Switch Lever

QuickStop Super

Lubricate sliding and bearing points
with grease after disassembly.
– Remove the handle molding,
b 10.3
1
: Use a drift (1) to drive out the
pin (arrow).
1
: Lift the switch lever (1) a little,
2
turn it about 90° and then pull off
the brake cable (2).
– Check the switch lever and
replace it if necessary
MS 231, MS 231 C, MS 251, MS 251 C
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