Bobbin Opener Position - Pfaff 3574-2/02 Instruction Manual

13

Bobbin opener position

.06.08
Requirement
In the left point of reversal of bobbin opener 1,
1. the front edge of the bobbin opener finger should be positioned approx. 0.6 mm
behind the front edge of trip 5 and
2. the bobbin case base should be pushed back approx. 0.3 mm from the position finger
of bobbin case position stop 6 and rest against screw 4 on stop pin 7.
5
Fig. 13 - 10
Move bobbin opener 1 (slightly loosen screw 2) according to requirement 1.
Adjust retaining collar 3 (screw 4) according to requirement 2.
0.6 mm
1
0.3 mm
6
1
7
4
Adjustment
4
2
3
1
13 - 11