Positioning the toothed belt wheels
24 Service Manual 867 Version 02.0 - 04/2015
Fig. 14: Setting the upper toothed belt wheel
Setting steps
1. Using the screwdriver, push the toothed belt (4) as far to the side until
the two setscrews (2) can be reached.
2. Loosen the setscrews (2).
3. Turn the upper toothed belt wheel (1) such that the setscrews (2) are
seated completely on the surface (5) of the arm shaft.
Machines with
normal lengths
4. Additional setting step for machines with normal lengths
Move the upper toothed belt wheel (1) to the side such that the distance
to the winder wheel (3) is 0.8 mm.
5. Tighten the setscrews (2).
6. Use the screwdriver to push the toothed belt (4) back again.
(1) - Upper toothed belt wheel
(2) - Setscrews
(3) - Winder wheel (position in machines
with normal lengths)
(4) - Toothed belt
(5) - Surface of arm shaft
3
4
5
2
1
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