Looper Thread Regulators - Pfaff 3801-3/07 Instruction Manual

Adjustment
13

Looper thread regulators

.05.30
● Move thread regulator 1 (screws 2) according to requirement 1.
● Move thread regulator 3 (screw 4) according to requirement 2.
13 - 33
Requirement
1. The front edge of the thread regulator 1 must be at a distance of 29 mm to the needle
plate cutout, and be centered with respect to the fork of the looper thread puller 5.
2. The front edges of thread regulators 3 and 1 must be at a distance of 8 mm to each
other.
Fig. 13 - 30
Depending on the workpiece and the type of thread, it may be necessary to
deviate from the basic setting.
2
4
1
3
5
29 mm
8 mm
4
3
1
5