Position of the hook and needle
Service Instructions M-TYPE DELTA - 00.0 - 12/2019 53
Proper setting
The hook tip (2) points exactly to the vertical center line of the needle (1).
The looping stroke is precisely 2 mm.
This setting corresponds to handwheel position 202°.
To adjust the looping stroke position:
1. Execute the service routine Needle-Hook > Timing ( p. 14).
The software is used to define the necessary presettings on the
machine.
2. Disassemble the throat plate ( p. 29).
3. Disassemble the feed dog ( p. 30).
4. Tilt the machine head ( p. 18).
Fig. 39: Adjusting the looping stroke position (2)
5. Loosen the threaded pins (4).
6. Turn the thread trimmer cam (3).
The hook tip (2) points to the vertical center line of the needle.
Information
If the thread trimmer cam (3) can only be moved with difficulty, you can
slightly loosen the threaded pin (5).
7. Tighten the threaded pins (4).
8. Finish the service routine.
(2) - Hook tip
(3) - Thread trimmer cam
(4) - Threaded pins
(5) - Threaded pin
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