Changing The Knife - Duerkopp Adler 540-100-1 Operating Instructions Manual

3.5 Changing the knife

Caution: Danger of injury !
Switch off at main power switch ! Only change the knife when the
sewing automat is switched off !
CAUTION !
Ensure that the lifted basket has a minimum distance of 1mm between
the upper thread scissors and the bottom knife edge.
Knife removal
–
Loosen screw 2.
–
Remove knife 3.
Knife insertion
–
Insert new knife and set it right at the top.
–
Tighten screw 1.
Note!
If the cut does not occur in the middle of the buttonhole or not parallel
to the buttonhole seam, the knife needs to be readjusted.
Instructions for service 540-100-1, Chapter: Knife adjustment.
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