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Adjustment
29
1.04.20 Stitch length on stitch length scale
● Set stitch length "3".
● By turning the balance wheel, let the needle enter 11 times and measure the total length.
● Adjust clamp 1 (screw 2) according to the requirement.
Clamp 1 must not be positioned diagonally to the rock shaft!
Requirement
When the stitch length is set at "3", and after the needle has entered a strip of leather 11
times, the total length from the fi rst to last needle penetration must be 30 mm.
Fig. 1 - 20
2
1
PFAFF 571
PFAFF 591
PFAFF 574
1
2
2