Duerkopp Adler 506-3 Service Instructions Manual page 23

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Adjustment:

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CAUTION: Danger of breakage

After the disc cam has been replaced it is essential to check the

following settings:

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Turn the handwheel in the direction of rotation until the clamps no

longer move.

At this moment, if the setting is correct, the needle is just about to

penetrate the material.

Continue to turn the disc cam in the direction of rotation until the

cam 12 is vertically above the shaft 13.

Slightly undo the screw 16 on the rider 14.

Push the rider 14 with screw 15 onto the cam 12 of the

disc cam as far as it will go.

Fully tighten screw 16.

The position of the disc cam is fixed.

Undo nut 5.

Turn the handwheel in the direction of rotation until the needle is

about to penetrate the material.

In this position insert a screwdriver into the slot 17 and press the

claw 11 onto the shaft edges 8.

Fully tighten nut 5 and screws 10.

Push the rider 14 fully to the right and back.

the position of the table plate with respect to the needle

(see chapter 7.1)

the position of the clamps with respect to the table plate

(see chapter 7.2)

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