Fine adjustment (left end position)
–
For a 17 mm cutting block, set a buttonhole of 20 mm length
without tack and for a 10 mm cutting block, set a buttonhole
of 14 mm length without tack on the control panel.
–
Insert a tapping needle (short needle).
–
Insert a piece of cardboard as sewing material.
–
Sew a buttonhole.
–
Measure the cutting length.
The cutting length must amount exactly either 20 mm or 14 mm.
Correction
–
Loosen the counter nut 2.
–
Adjust the left end position of the cutting block by means of the
screw 1.
Turn the screw to the right = decrease the cutting length
Turn the screw to the left = increase the cutting length
–
Tighten the counter nut 2 again.
42
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