Thread Check Spring (Pfaff 1293 And On Machines Without -900/56) - Pfaff 294 Instruction Manual

11

Thread check spring (PFAFF 1293 and on machines without -900/56)

.04.16
Requirement
The motion of the thread check spring 5 should have ceased when the needle point enters
the material ( = approx. 7 mm spring stroke).
Fig. 11 - 16
Turn retainer 1 (screw 2) in accordance with the requirement.
Turn screw 3 (screw 4) to adjust the spring resistance.
5
1
Due to technical reasons, the length of the thread-check spring stroke can vary a
little in either direction.
3
2
Adjustment
4
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