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6. Push the thread-pulling knife (4) to the left until the thread-pulling
7. Tighten the screws (5).
8. Turn the counter blade (2).
The counter blade (2) lies lightly on the back third of the thread-pulling
9. Tighten the screw (1).
10. Move the hook thread clamp (3).
The hook thread clamp (3) lies lightly on the back third of the thread-
11. Tighten the screws (6).
12. Perform a function test and correct the setting, if necessary.
15.4 Adjusting point in time for cutting
Fig. 79: Adjusting point in time for cutting
(1) - Roller
(2) - Set collar
(3) - Control cam
Proper setting
The threads are cut when the thread lever is at the top dead center (hand-
wheel position 60°).
To adjust the point in time for cutting:
1. Tilt the machine head ( p. 18).
2. Open the throat plate slide ( p. 28).
3. Loosen the threaded pins (6).
4. Turn the handwheel until the thread-pulling knife (4) can be swung out
98
knife (4) can pass freely between the bobbin and the nose of the bobbin
housing.
knife (4).
pulling knife (4).
①
⑥
⑤
②
③
by hand.
Long thread trimmer (LFA)
④
(4) - Thread-pulling knife
(5) - Counter blade
(6) - Threaded pins
Service Instructions D867 e-con - 00.0 - 08/2023
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