Dürkopp Adler M-Type 869 Serviceanleitung Seite 45

To adjust cutting pressure
3 2
Adjustment
For a flawless cutting operation it is important for screw 4 in the free
arm to be up against the counter cutter support with a slight pressure
and in this way it cannot be pressed down.
Correction
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Important
The eccentric cut of the thread draw cutter 2 automatically produces a
cutting pressure when both cutting edges are on top of each other.
1
Undo screw 4 a little and then screw it in slightly again on the
counter cutter.
Swing the thread draw cutter out until the arrow on the cutter
points towards the edge of the counter cutter.
Undo screw 1.
Place the thread draw cutter 2 against the counter cutter.
Tighten screw 1.
4
GB
41