How To Adjust Thread Tension; Stitch Length Of Each Stitch Pattern; Fabric, Thread And Needle Table - JUKI HZL-30Z Instruction Manual

How To Adjust Thread Tension

Correct the thread tension
Upper thread (Needle thread)
Fabric (right side)
Middle
of fabric
thickness
Fabric (wrong side)
Bobbin thread
Normally, well-tensed seam is obtained when the
needle thread and bobbin thread interlace with
each other at the middle of the fabric thickness.

Stitch Length Of Each Stitch Pattern

Straight stitch
Stitch
Best adjustment 2 ~ 2.5 2.5
Possible
0 ~ 4 0 ~ 2.5
adjustment scope
Adjustment
example
0.5 2.5

Fabric, Thread And Needle Table

Fabric
Light-weight
Lawn
Georgette
Tricot
Wool and synthetic
fiber cloth
General cotton
Medium-weight
and synthetic cloth
Light-weight jersey
General wool and
synthetic cloth
Heavy-weight
Denim
Jersey
Coating
* The knitting needles (HAx1sp) effectively prevent from stitch skipping, and ideal for sewing stretchy fabrics.
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The upper thread tension is too low.
Upper thread (Needle thread)
Bobbin thread
The upper thread tension is too high.
Upper thread (Needle thread)
Bobbin thread
3-step
Zigzag stitch Blindstitch
zigzag stitch
1 1.4 2 2 1.5
0 ~ 4 0 ~ 4 0 ~ 4
Thread
Silk # 80~100
Synthetic thread/
Fine thread # 90, 100
Synthetic # 60~100
Silk # 80
Synthetic # 60~100
Cotton # 50~80
Synthetic # 50~60
Silk # 50
Synthetic # 50~60
Cotton # 30~50
Synthetic # 30~50
Silk # 50
Synthetic # 50~60
Silk # 50
HZL-30Z
To increase upper
thread tension.
HZL-30Z
To decrease upper
thread tension.
Pattern stitch
1 2 2.5 Automatic
0 ~ 4 0 ~ 4
Automatic
stitch
length
Stitch length
Needles
HZL-30Z HZL-60
HA x 1
(130/705H)
Straight Zigzag
(No.9)
No.11
1 ~ 3
Knitting needle
No.11
No.11
No.11~14
Knitting needle
1.5 ~ 3 0.5 ~ 4
No.11
No.11~14
No.14~16
Knitting needle
2 ~ 4 0.5 ~ 4
No.11
No.11~14
HZL-60
HZL-60
Scallop stitch Buttonholing
0.5 0.4 ~ 0.6
0 ~ 4 0 ~ 4
(0.2) (1)
Thread
tension
dial
HZL-30Z HZL-60
1 ~ 4
HZL-30Z HZL-60
HZL-30Z HZL-60