Dürkopp Adler 967 Service Instructions Manual page 62

Figure 40: Setting the zero stroke of the feet and the tension force of the torsion spring
Setting steps
1. Undo the screw in the opening (4).
2. Release the locknut (8).
3. Rotate the frame (2) so that the connecting rods (1) are in a line.
4. Turn the stop screw (9) so that the ball-ended pin (7) is in contact with
5. Tighten the locknut (8).
6. Turn the torsion spring (5) with the pin (3) 15° to 20° in the direction of
60
(1) - Connecting rod
(2) - Frame
(3) - Pin
(4) - Screw opening
(5) - Torsion spring
it, and the connecting rods (1) remain in a line.
the arrow, and tighten the screw in the opening (4).
Adjusting the sewing foot feed
(6) - Screw
(7) - Ball-ended pin
(8) - Locknut
(9) - Stop screw
Service instructions 967 - 00.0 - 12/2014