Knife Pressure - Pfaff 1525 Instruction Manual

11

Knife pressure

.06.05
Requirement
When the front edge of thread catcher 3 has passed the cutting edge by half, knife 4 must
rest with light pressure on the edge of the catcher.
Fig. 11 - 33
● Set take-up lever at b.d.c. and push roller lever 1 into control cam 2.
● Turn balance wheel until front edge of catcher 3 has passed cutting edge of knife 4 by
half.
● Re-position knife 4 (screws 5) according to Requirement.
3
5
4
After adjustment, check again according to Chapter 11.06.03 Thread catcher
position.
Adjustment
2
1
11 - 37