Dürkopp Adler M-TYPE H867 Service Manual page 44

Figure 33: Aligning the thread lever sideways
(5) - Arm shaft crank
(6) - Setscrews
3. Loosen the two setscrews (6) on the arm shaft crank (5).
4. Move the needle bar linkage (4) sideways such that the needle pierces
5. Push the two adjusting rings (2) inwards as far as they will go and tighten
6. Tighten the setscrews (1) on the two adjusting rings (2).
7. Align the thread lever (7) exactly in the middle of the slot.
8. Tighten the two setscrews (6) on the arm shaft crank (5).
Sequence
Then check the following settings:
• Loop stroke position
• Distance of the hook to the needle
42
Important: Make sure that the setscrews stay on the surface.
exactly in the center of the needle hole (3) for the feed-dog.
them.

( Section 11.2 Setting the loop stroke position, page 47)

( Section 11.1 Setting the hook side clearance, page 45)
Aligning the needle bar linkage
(7) - Thread lever
Service manual H867 Version 00.0 - 08/2013