Pfaff 1246 - Manual (Page 61)

Adjustment
11 - 21
11. 05.02 Tripping lever
Requirement
In needle rise position, the flattened pin of control lever
6 (see arrow) must fall slightly into
the track of control cam
7 when activating lever 8 is activated.
Fig. 11 - 18
● Screw out screw 1 and swing out connecting rod 2.
● Loosen screws 3 and 4.
● Bring the needle bar to needle rise position by turning the handwheel.
● Bring clamp
5 to rest on the right side of the housing.
● Keeping this position, move control lever 6 laterally in accordance with the requirement
and then press control lever
6 onto the bottom of the cam track.
● In this position, tighten screw 3.
● Carry out a check in accordance with the requirement.
● Screw 4 remains loosened until the release trip is adjusted.
2
1
6
4
3
8
7
5
6
7