Bobbin Winder - Pfaff 422 Instruction Manual

Adjustment
11

Bobbin winder

.04.17
11 - 19
Requirement
1. When the bobbin winder is engaged the winding spindle must be reliably driven; when
the bobbin winder is disengaged, friction wheels 5 must not rest on drive wheels 1.
2. The bobbin must wind the thread evenly and switch itself off when the filled thread is
1 mm from the edge of the bobbin.
Fig. 11 - 17
Position drive wheels 1 (screws 2) according to Requirement 1.
Position adjusting pins 3 (screws 4) of both bobbin winders according to Requirement 2.
1 1
2
5
2
5
4
3