3.4
Timing of feed dog motion eccentric in sewing direction
Regulation
If the needle is lifted by 1 mm from the bottom dead center, the feed
dog should not move when the backtacking lever is pressed down.
–
Set the maximum stitch length.
–
Turn the hand wheel in yourself direction until the needle is in the
bottom dead center and then turn until the needle lifts by 1 mm.
–
Take care that the needle position remains unaffected and loosen
two screws (1).
–
Turn the shaft (2) manually and find its position where the feed dog
does not move at the backtacking lever (4) shifting. At the same
time, the longitudinal groove in the roller (3) should be turned close
(visible).
18
3
2
1
4
