Adjustment Of Needle Stitch Width; Adjustment Of Backtack Length - SunStar DPK-5 User Manual

9) Adjustment of needle stitch width

(1) Not installed with 3-step cam
You can adjust the width of stitches by turning the dial
(A, Figure 17) in the center of the machine arm. If the
dial is set at 0, the machine will perform straight line
stitching. Turn the dial to the left to increase the width
and to commence zigzag sewing.
CAUTION
Stop the machine before rotating the dial (A).
(2) Installed with 3-step cam
Loosen the socket set screw ① and move it vertically.
Using various length of link, the stitch width can be
adjusted.

10) Adjustment of backtack length

The inside dial in the figure is used to adjust the backtack
length. When the dial is turned clockwise, the backtack
length gets longer. When it is turned counter-clockwise, the
backtack length gets shorter.
Narrow
Wide
Socket set
screw
Backtack
lever
[Figure 17]
[Figure 18]
[Figure 19]
17