Duerkopp Adler 745-26 Service Instructions Manual page 95

Center knife movement
The center knife must move counter to the needle bars.
When the needles lie at their lower dead center the knife bar drive
lever 1 must be at the upper dead center.
1
–
Tilt the machine head up to the side.
–
Loosen clamping screws 2.
–
Turn the eccentric 4 so that the center knife moves counter to the
needle bars.
–
Tighten clamping screws 2.
–
Loosen clamping screws 3.
–
Turn the counter disc 5 into the same position as the eccentric 4.
The clamping screws of the eccentric 4 and of the counter disc 5
must lie inline.
–
Tighten clamping screws 3.
–
Tilt the machine head down.
2 3
4 5
95