Needle Thread Tension Release - Pfaff 242 Service Manual

11

Needle thread tension release

.04.18
Requirement
With the presser foot / roller presser raised, the two tension discs 4 4 4 4 4 must be at least
0.5 mm apart. 0.5 mm 0.5 mm 0.5 mm 0.5 mm
Fig. 11 - 18
Align pressure plate 1 behind tension carrier plate 2 in accordance with the requirement. . . . .
3
The clearance of 0.5 mm is a minimum and can increase to more than 1 mm
when thick threads are used.
If the tension is correct, release pin 3 should not be under pressure.
0.5 mm
1
Adjustment
2
4
11 - 20