Dürkopp Adler 577-1111 Bedienungsanleitung Seite 156

2.2 Reciprocal position of the control disk and the cam disk
21
The settings have been done already in the factory and the screws 17
have been sealed
NOTE
The lip stitches and the tying stitches must be set according to the E
equipment.
Rule:
When the left roller of the roller support 11 lays onto edge 19, the
roller 21 of the stitch length lever 1 should have left the area of the
knotting stitch and just have reached the level of the left buttonhole
seam.
10 12 13
Setting:
–
Loosen the screws 17 and 18.
For loosening the screw 18, the cam disk 2 must be turned
accordingly.
–
Move the control cam 3 into position described under the rule.
–
Turn the cam disk 2 according to the rule and tighten the screws 17
and 18 .
11
16
3
7