Adjusting feed dog and needle bar linkage
48 Service Instructions M-TYPE DELTA - 00.0 - 12/2019
Fig. 34: Aligning the needle bar linkage sideways (2)
8. Loosen the threaded pins (7) on the arm shaft crank (6).
Make sure that the threaded pins (7) stay on the surface.
9. Move the needle bar linkage (5) sideways such that the needle pierces
exactly in the center of the needle hole (4) for the feed dog.
10. Push the set collars (2) up against each other so that there is no axial
play.
11. Tighten the threaded pins (1).
12. Tighten the screw (3).
13. Set a distance of 0.15 mm between arm shaft crank (6) and eccentric.
14. Tighten the threaded pins (7).
15. Finish the service routine.
Order
Then, check the following settings:
• Distance between hook and needle ( p. 54)
• Looping stroke position ( p. 52)
(6) - Arm shaft crank (7) - Threaded pins
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