DURKOPP ADLER 580 Operating Instructions Manual page 38

5 4
34
The cutting knife has to be adjusted in such a way that it cuts in the
center of the sewn buttonhole shape.
–
Insert the cutting block.
–
Insert a short needle.
–
Load a piece of paper or cardboard as sewing material.
–
Sew a buttonhole.
–
Check the position of the cut.
Correction
–
Loosen the screws 5 at the base plate 3.
–
Correct the position of the cutting knife 2 laterally.
–
Tighten the screws 5 at the base plate 3.
–
Loosen screw 4.
–
Shift the cutting knife 2 to the front or to the back.
For presetting shift the cutting knife to the setting dimension X
(center of buttonhole eyelet to the groove of the throat plate fixture)
listed in the table (see chapter 10.2).
For fine adjustment shift the cutting knife in such a way that it cuts
in the centre of the buttonhole shape.
–
Tighten screw 4.
–
Loosen screw 6.
–
Position guide 7 close to the cutting knife.
–
Tighten screw 6.
3 2
7 6