Set the maximum stitch length.
Twist or shift the shaft crank
1
(screw
2
) according to the
Requirement
.
Requirement
When the maximum stitch length is set, the linkage rods
3
and
4
must be able to move freely at their left and right point of
reversal when the balance wheel is turned.
Adjustment
7.03.11
Shaft crank to roller presser drive
31
