Positioning The Lower Toothed Belt Wheel - Dürkopp Adler 867-M PREMIUM Service Instructions Manual

The distance between the winder wheel (3) and the upper toothed belt
wheel (1) must be 0.8 mm.
The toothed belt (4) runs correctly without running against the retaining
ring or slipping off.
To position the upper toothed belt wheel:
1. Remove the arm cover ( p. 17).
2. Push the toothed belt (4) sufficiently far to the side so that the 2 threaded
3. Loosen the threaded pins (2).
4. Turn the upper toothed belt wheel (1) so that the threaded pins (2) are
5. Move the upper toothed belt wheel (1) to the side so that the distance
6. Tighten the threaded pins (2).
7. Push the toothed belt (4) back.

6.2 Positioning the lower toothed belt wheel

Fig. 19: Positioning the lower toothed belt wheel
(1) - Toothed belt
(2) - Retaining ring
Proper setting
The 2 threaded pins for the lower toothed belt wheel are seated flush on
the flat of the lower shaft.
The toothed belt (1) runs correctly without running against the retaining
ring (2) or slipping off.
To position the lower toothed belt wheel:
1. Tilt the machine head ( p. 16).
2. Loosen the threaded pins (4).
3. Turn the lower toothed belt wheel (3) such that the threaded pins (4)
30
pins (2) can be reached.
seated flush on the flat of the arm shaft (5).
to the winder wheel (3) is 0.8 mm.
①
②
are seated on the flat of the arm shaft.
Positioning the toothed belt wheels
④
③
(3) - Lower toothed belt wheel
(4) - Threaded pins
Service Instructions 867-M PREMIUM - 03.0 - 05/2017