Pfaff 481 Service Manual

26
21 Bobbin winder
Requirement
When the bobbin winder is engaged, the winder spindle should be driven reliably; when
the bobbin winder is disengaged, however, drive wheel 1 must not contact friction wheel 5.
The bobbin winder should stop automatically when the thread wound on the bobbin
has reached a point about 1.0 mm below the bobbin rim.
2
1 mm
● Switch on the bobbin winder and adjust drive wheel 1 (screw 2) according to the
requirement.
● Place a bobbin on the winder spindle, thread the machine for bobbin winding and switch
on the bobbin winder.
● To adjust the amount of thread wound shift regulating stud 3 (screw 4) according to the
requirement.
4
3
1
5

Pfaff 481 Specifications

General

Brand	Pfaff
Model	481
Category	Sewing Machine
Language	English