Thread trimmer
Service Instructions 867 - 04.0 - 10/2019 71
Important
Screw the 4 threaded pins (3) tightly in place on the set collar (2) before
you loosen the threaded pins (5). The set collar (2) and control cam (4) are
both mutually used as a stop and must not be loosened at the same time.
6. Loosen the threaded pins (5).
7. Press the actuating lever (7) against the solenoid (9).
8. Turn the control cam (4) such that its widest extent (6) is at the top,
next to the roller (1).
9. Move the control cam (4) such that the distance between its widest
extent (6) and the roller (1) is 0.1 mm at most.
10. Tighten the threaded pins (5).
11. Loosen the clamping screw (8) on the actuating lever (7).
Fig. 58: Adjusting the cutoff curve (2)
12. Turn the thread-pulling knife (12) so that the circle mark is exactly next
to the tip of the counter blade (11).
13. Tighten the clamping screw (8) on the actuating lever (7) such that
the actuating lever (7) has no axial play.
14. Loosen the threaded pins (3) on the set collar (2).
15. Push the set collar (2) to the right as far as it will go and against
the control cam (4).
16. Check the looping stroke position ( p. 50).
17. Tighten the threaded pins (3) on the set collar (2).
(10) - Screw
(11) - Counter blade
(12) - Thread-pulling knife
(13) - Screw
(14) - Hook thread clamp
(15) - Screw
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