JUKI AC-172N-1790AN Instruction Manual page 96

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For the tension other than that at parallel section and at bar-tacking section, refer to
sewing data"
p.81. and
Set value of tension at ① parallel section and ② bar-tacking section
① Parallel sec-
tion tension
Purl stitch
② Bar-tacking
tension
① Parallel sec-
tion tension
Whip stitch
② Bar-tacking
tension
Purl stitch and Whip stitch
"II-3-1. Changing procedure of memory switch data"
Set value on panel
Crest is lowered.
Thread tension
is decreased.
Thread tension
is decreased.
Thread tension
is decreased.
Purl stitch
Whip stitch
Whip stitch
− 92 −
Initial value
120
Crest is raised.
Thread tension
35
is increased.
Thread tension
60
is increased.
Thread tension
60
is increased.
Purl stitch
When applying higher tension to the needle thread to
permit it to pass straight through fabric, the purl stitch is
formed by the bobbin thread which is pulled over from
both sides to the center line.
Whip stitch
The whip stitch is formed in zigzag showing the needle
thread only on top of fabric, and the bobbin thread on the
bottom.
"II-2-7. Changing
p.110.
In case of the ra-
dial eyelet shape,
set the bar-tacking
tension first to ap-
p r o x i m a t e l y 120
and make the bal-
ance of stitches.

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