Pfaff 481 Sewing Machine User Manual


 
26 PFAFF
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