Engaging Lever - Pfaff 900/51 Service Manual

Adjustment
2

Engaging lever

.10
2-07
2 - 7
Requirement
When the needle bar is at the t.d.c and the thread trimmer is in resting position, the
distance between the roller of the roller lever 3 and the outer diameter of the control
cam 4 should be between 0.3 and 0.5 mm.
0.3 - 0.5 mm
3
4
Fig. 2 - 06
Turn screw 1 (nut 2) in accordance with the requirement.
Check distance in accordance with the requirement.
1
2