Pfaff 937 User Manual

Adjustment
11.05.42 Bobbin winder
Requirement
1. With the bobbin winder engaged the bobbin winder spindle must be turned reliably,
but friction wheel 3 must not touch drive wheel 1 when the bobbin winder is
switched off.
2. The bobbin winder must disengage automatically when the thread is approx. 1 mm
from the edge of the bobbin.
● Loosen screw 2.
● Position drive wheel 1 in accordance with requirement 1 and tighten screw 2.
● Place a bobbin onto the bobbin winder, thread the bobbin and engage the bobbin winder
● Loosen screw 5.
● Position pin 4 according to requirement 2 and tighten srew 5.
● Move regulating pin 4 in accordance with requirement 2 and tighten screw 5.
4
5
1 mm
2
1
3
Fig. 11 - 44
11 - 46

Pfaff 937 Specifications

General

Brand	Pfaff
Model	937
Category	Sewing Machine
Language	English