Pfaff 1540 User Manual
Page 65

63
33. Adjustment of bobbin case position finger
Requirement:
The clearance between the position finger and the bottom of the groove in the bobbin case base must be
0.7 mm.
Check:
z
It must be possible to insert clearance gauge (00-880133-01) with ease but without play between the
position finger and the bottom of the groove in the bobbin case base (fig. 68).
Adjustment:
z
Loosen the two screws 114.
z
Insert clearance gauge.
z
Press bobbin case position finger 113 against the gauge at an angle of 90 degrees.
z
Tighten the two screws 114.
Cross-check:
z
As described under "Check".
This manual is related to the following products: