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2.6.3 Adjusting the knife

Caution: Danger of injury !

Switch off the main switch.

Separate the sewing unit from the pneumatic system.

Adjust the center knife only with the sewing unit s witched off.

Standard checking

In the bottom dead center the front edge 2 of center knife 3 must jut out

approx. 1 mm above the cutting edge of the stationary knife in the

throat plate.

The center knife 3 must abut on the stationary k nife in the throat plate

with a slight pressure.

–

Move the center knife 3 to the bottom dead center with the

eccentric at the driving motor.

–

Check whether the edge 2 of the knife stands above the stationary

knife not more than 1 mm.

Correction

Placing the knife holder in parallel position

–

Move the center knife to the bottom dead center with the eccentric

at the driving motor.

–

Loosen screw 8.

–

Turn the knife drive shaft 7 in such a way that the center knife is in

parallel position to the knife in the throat plate.

–

Tighten screw 8.

Adjusting the height of knife

–

Move the center knife to the bottom dead center with the eccentric

at the driving motor.

–

Loosen screws 1.

–

Adjust the height of center knife 3.

–

Tighten screws 1.

43 2 1

DURKOPP ADLER 745-34-2 Installation Instructions

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