Positioning the toothed belt wheels
Service Instructions 1767 - 00.0 - 12/2016 31
5.3 Positioning the lower toothed belt wheel
Proper setting
The 2 threaded pins (2) for the lower toothed belt wheel (1) are seated
flush on the flat of the lower shaft.
The ball bearing (4) abuts on the locking ring (3).
Cover
• Remove the belt cover ( p. 20)
• Tilt the machine head ( p. 14)
Fig. 18: Positioning the lower toothed belt wheel
To position the lower toothed belt wheel:
1. Unscrew the lower belt cover.
2. Loosen the threaded pins (2).
3. Turn the toothed belt wheel (1) such that the threaded pins (2) are
seated on the flat of the arm shaft.
4. Tighten the threaded pins (2) such that the first screw in the direction
of rotation is seated on the flat.
(1) - Toothed belt wheel
(2) - Threaded pins
(3) - Locking ring
(4) - Ball bearing
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