DURKOPP ADLER 767 Service Instructions Manual page 40

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Correction

Caution: Danger of injury !

Switch off main switch.

Adjust height of the electropneumatically lifted sewing feet only when

sewing machine is switched off.

–

Turn handwheel until both feet rest on the throat plate.

–

Alter screw 8 correspondingly in order to reach the lift stroke

of 16 mm.

Hint

When sewing thin material feeding problems can occur if pin 2 hinders

the lowering of both sewing foot to the fabric level.

Check distance of pin 6 to the slit end and correct, if necessary.

The distance should amount to approx. 0.5 mm.

–

Loosen screws 9 and 10.

–

Press lever 1 downwards and press pin 6 upwards simultaneously.

Pin 6 should have a distance of approx. 0.5 mm to the end of the

slit.

–

Tighten screw 9 again.

–

Position lever 3.

The lateral distance to the cast trunk should amount to 1 mm and

the distance between pin 6 and the slit end should be 0.5 mm.

–

Turn shaft 11 completely to the right and tighten screw 10 again.

–

Check height of the pneumatically lifted feet.

Correct adjustment, if necessary.

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