Stihl TS 420 - Assembling the Cast Arm and Guard

TS 410, TS 420
English
19
If too little water or no water is fed to the
abrasive wheel although the screen has
been cleaned, visit your servicing
dealer.
The "cast arm with guard" is mounted on
the inboard side by the manufacturer.
The "cast arm with guard" can also be
mounted on the outboard side
depending on requirements.
Assembly on the inboard side is
recommended for freehand cutting on
account of the better balance.
Outboard mounting
N Disassemble the cutting wheel (see
“Fitting / replacing an cutting wheel”)
Remove water attachment
N Unscrew the banjo bolt(1) with the
combination wrench – in the
process, remove the square nut
from the inside of the guard from the
guide
N Remove the water hose(2) with
connector from the adjusting
lever(3)
N Pull the water hose(2) out of the
guide(arrows) in the V
-
belt guard
Removing the adjusting lever
N Unscrew the banjo bolt(1) with the
combination wrench and remove it
together with the seal – in the
process, remove the square nut
from the inside of the guard from the
guide
N Remove screw(2)
N Turn the adjusting lever(3) upwards
and remove
Slackening the V-belt
N Unscrew the nuts(1) – do not
remove them
N Turn the tensioning nut(2)
counterclockwise with the
combination wrench –
approx.1/4turn, as far as it will
go=0
Assembling the cast arm and
guard
1
1
2
370BA068 KN
3
2
370BA069 KN
1
3
1
1
1
2
370BA070 KN
0