Pfaff 3586-2/02, Instruction Manual, Page: 104 / 156

13 - 8
Adjustment
75-010
13
.06.05
Needle rise, hook-to-needle clearance, needle height and bobbin case
position finger
Requirement
With the needle at 1.8 mm after BDC,
1. the hook point 6 must point to the middle of the needle and be at a distance of
0.05 mm - 0.1 mm to the clearance cut of the needle, and
2. the top edge of the needle eye must be 0.8 mm below the hook point.
3. Between the projection of the bobbin case position finger 4 and the bottom of the
retaining groove there should be a distance of 0.5 mm.
●
Set needle bar at 1.8 mm past b.d.c. (see Chapter 13.05 Adjustment aids ).
●
Adjust the hook according to requirement 1 .
●
Tighten screw 1 .
●
Move needle bar 2 (screw 3 ) without turning it according to requirement 2.
●
Align bobbin case position finger 4 (screw 5 ) according to requirement 3.
Fig. 13 - 07
2
3
0,8 mm
50-012
5
4
50-031
0,5 mm
4
50-030
0,05 - 0,1 mm
6
1