11
Driving motion of the feed dog
.04.05
Requirement
With the longest stitch set and the needle positioned 3 mm after BDC, the feed dog should
not move when the reverse-feed lever is operated.
Fig. 11 - 05
Set the longest stitch.
Loosen screws 1 far enough so that the eccentric 2 can only be turned on the shaft with
difficulty.
Bring the needle bar to the position 3 mm after BDC.
Turn eccentric 2 so that its largest eccentricity is facing „downwards", then turn it a little
in the direction of rotation in accordance with the requirement.
Tighten screws 1.
2
1
Adjustment
11 - 6