Stihl TS 420 - Page 21

20 TS 410, TS 420
– Block the belt pulley.
: Take out the screw with washer
(arrow).
– Remove thrust washer (1).
: Remove the axial clamping ring
(arrow).
– Remove the other thrust
washer (1).
: Block the belt pulley (arrow).
: Unscrew the nut (left-hand
thread) and remove the washer.
– Pull off the belt pulley (1).
370RA015 TG
1
370RA016 TG
1
370RA018 TG
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.
– Remove the cast arm (1).
: Remove the sleeves (2) and
compression springs (3).
1
370RA019 TG370RA020 TG370RA021 TG
2
3
1
: Remove the washer (1) and
rubber ring (2).
: Remove the washer (1) and
rubber ring (2) on the other side.
– Examine the individual parts and
replace them if necessary.
: 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.
370RA022 TG
1
2
370RA023 TG
1
2
370RA024 TG
1