27TS 410, TS 420
: Fit the belt guard (1).
: Insert and tighten down the screw
(arrow).
: Slide the starter cover (1) onto
the studs.
: Lightly screw on the collar nuts
(arrows), but do not tighten them
down yet.
: Turn the hexagon (1) on the
tensioner clockwise.
370RA041 TG
1
370RA042 TG
1
370RA051 TG
1
– After roughly 1/8 of a turn, the
tensioner is caught by the force of
the spring. The hexagon is now
turned further by the spring
tension until the ribbed poly V-
belt is tensioned.
The hexagon must not be forced, as
the belt tension is obtained through
the spring tension.
– Screw all three collar nuts tight.
– Insert the water hose in the
guides, starting from the shut-off
cock.
– Tightening torques, b 3.5.
5.6 Tensioner
– Remove starter cover and belt
guard, b 5.2.
– Relax and remove the ribbed poly
V-belt, b 5.5.
– Remove the cast arm with guard,
b 5.2.
– Turn the hexagon 1/2 turn
clockwise to relax the tensioner.
: Take out the screws (arrows).
370RA052 TG
: Remove the complete
tensioner (1).
: Remove the cover (1).
– Unhook the tensioner spring from
the clamping lever.
– Examine the parts and replace
them if necessary.
: Hook the spring of the
tensioner into the hole (arrow) in
the lever (1).
– Fit the cover.
370RA053 TG
1
370RA054 TG
1
370RA055 TG
1
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