Pfaff 1520 Manual

A SERVICE OF

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34

14. Adjustment of the locking disk

Note:

Carry out this adjustment only if compelling reasons exist.

For this adjustment the automatic module has to be removed.

Requirement:

When the automatic module is switched off, lifting pin 66 should be exactly centered in the

groove (fig. 24).

Check:

z Set adjustment dial 67 at the dot mark.

z Move push-lever 68 back and forth.

z Lifting pin 66 should now be exactly centered the groove and should not come into contact with the left

wall of the groove during operation.

Adjustment:

z Loosen screw 69 (Fig. 25).

z Turn adjustment dial 67, until lifting pin 66 is exactly centered in the groove (fig. 24).

z Firmly tighten screw 69 (fig. 25).

Cross-check:

z Move push-lever 68 back and forth and check as described under "Check”