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2. Adjustment of feed dog in sideways direction on Pfaff 1520
Requirement:
The left and right clearance of the feed dog in the feed slot must be the same (fig. 2).
Check:
Carry out a visual check of the feed dog position.
Adjustment:
z Loosen the two screws 3 and 4 (fig. 2a).
z Loosen screw 5.
z Detach spring 6.
z Re-position feed-dog driving shaft 7 with the two cylindrical pins 8 and 9 sideways until the feed dog is
centered in the feed slot.
z Firmly tighten the two screws 3 and 4.
z Push bolt 11 against connecting bar 10.
z Firmly tighten screw 5.
z Re-attach spring 6.
Cross-check:
The feed dog must be exactly in the center of the feed slot. The feed driving shaft must not bind nor have
any play.
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