Stihl TS 420 Manual page 21

1
– Block the belt pulley.
: Take out the screw with washer
(arrow).
– Remove thrust washer (1).
1
: Remove the axial clamping ring
(arrow).
– Remove the other thrust
washer (1).
1
: Block the belt pulley (arrow).
: Unscrew the nut (left-hand
thread) and remove the washer.
– Pull off the belt pulley (1).
20
1
: Draw the shaft (1) out on the
other side.
: Carefully take out the screws
(arrows) – compression springs
are tensioned.
The flange drops down on the other
side.
3
– Remove the cast arm (1).
: Remove the sleeves (2) and
compression springs (3).
1
2
: Remove the washer (1) and
rubber ring (2).
1
2
: Remove the washer (1) and
rubber ring (2) on the other side.
– Examine the individual parts and
replace them if necessary.
1
2
1
: Align the rubber ring so that the
lug (1) engages in the opening
(arrow).
– Press the rubber ring (1) into the
hole in the guard until it lies flush.
TS 410, TS 420