Pfaff 1246 - Manual (Page 56)

Adjustment
11 - 16
11. 04.14 Thread check spring
Requirement
The movement of thread check spring
2 must be finished when the needle point enters the
material (approx.
7 mm spring path).
Due to technical reasons, the length of the thread-check spring path can vary a
little in either direction.
Fig. 11 - 14
● Thread the machine, place test material under the presser foot and allow the presser
foot to rest on the fabric using the presser foot lifter.
● Loosen screw 1.
● Sew a few stitches by turning the handwheel and then bring the take-up lever to its TDC.
● Continue to turn the handwheel (in its direction of rotation) until the needle enters the
material.
● In this position, bring stop 3 to rest on thread check spring 2 and tighten screw 1.
1
3
2
7 mm