Instruction Manual

TS 410, TS 420
English
29
This machine is equipped with an
automatic spring-action V
-
belt
tensioning device.
Prior to tensioning of the ribbed v-belt,
the nuts (1) must be loosened and the
arrow on the tensioning nut (2) must
point to 0.
N otherwise loosen the nuts (1) and
the tensioning nut (2) with the
combination wrench
counterclockwise –
approx. 1/4 turn, as far as
possible = 0
N to tighten the ribbed v-belt, fit the
combination wrench over the
tensioning nut as illustrated
WARNING
The tensioning nut is spring-loaded –
hold the combination wrench securely.
N Turn the tensioning nut clockwise
approx. 1/8 turn – the tensioning nut
will be engaged by the spring
N Continue turning approx. 1/8 turn –
up to the stop
NOTICE
Do not turn the combination wrench
further by force.
The ribbed V
-
belt is automatically
tensioned by the force of the spring in
this position.
N Remove the combination wrench
from the tensioning nut
N Tighten up the nuts (1)
Retensioning the ribbed V
-
belt
The V
-
belt is retensioned without the aid
of the tensioning nut.
N Undo the nuts (1)
The V
-
belt is automatically tensioned by
the force of the spring.
N Tighten up the nuts (1) again
The engine must be switched off for
fitting or replacement – set slide control
to STOP or 0.
Blocking the shaft
N Slide the locking pin (1) through the
bore in the V
-
belt guard
N Turn the shaft with the combination
wrench until the locking pin (1)
engages in the bore behind the
guard
Tensioning the ribbed V
-
belt
1
1
1
2
370BA037 KN
0
1
1
1
370BA012 KN
1
1
1
370BA013 KN
Fitting / replacing an abrasive
wheel
370BA014 KN
1