Stihl MS 231 Manual page 23

: Remove the retaining ring (1).
2
1
: Pull the hand guard (1) and brake
lever (2) off the pivot
pins (arrows) together.
– Remove the hand guard and
brake lever.
2
3
: Remove the spacer washer (1)
and strap (2).
: Pull out the flat spring (3).
22
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1
1
: Take the brake lever (2) out of
the hand guard (1).
– Check the anchor pin – if it is
worn, install a new engine
housing.
– Check the cam on the hand
guard and replace the hand
guard if necessary.
Installing
– Clean the pivot pins and
disassembled parts, b 14
– Lubricate the pivot pins, b 14
1
1
: Push the loop of the flat spring (1)
into its seat (arrow) as far as
stop.
2
3
: Fit the strap (1) on the pivot
pins (2) and (3) so that "TOP"
faces outwards and the
curve (arrow) faces up.
: Slip the spacer washer (1) onto
the pin (2).
1
: Hold the brake lever (2) so that
the brake spring attachment
point (arrow) is at the top.
: Push the brake lever (2) into the
recess in the hand guard (1) and
line up the holes.
MS 231, MS 231 C, MS 251, MS 251 C
1
2
2
1
2