|
Signature® Thread
Needle and Tension Guide |
|
Product |
Description |
Size |
Elasticity |
Tension |
Needle |
|
SN Metallic |
SN Metallic |
40 |
High |
Very Low |
80/12, 75/11
Metallica / Embroidery |
|
|
|
Laserbrite® |
Polyester Laminate |
40 |
Very High |
Very Low |
90/14, 80/12
Metallica / Embroidery |
|
|
Decorative Spun
Polester |
Spun Polyester |
30 |
Low |
Normal |
100/16
Quilting / Topstitch |
|
|
Pixelles® Trilobal
Polyester |
Filament Polyester |
30 |
Medium |
Low |
100/16
Quilting / Topstitch |
|
|
100% Cotton
Quilting -
Variegated Colors |
Long Staple Mercerized
Cotton |
40 |
Low |
Normal |
90/14
Quilting / Topstitch |
|
|
100% Cotton
Quilting -
Solid Colors |
Long Staple Mercerized
Cotton |
40 |
Low |
Normal |
90/14
Quilting / Topstitch |
|
|
Machine Quilting Cotton
Wrapped
Poly - Solid Colors |
Cotton Wrapped Filament
Polyester |
30 |
Low |
Normal |
90/14
Quilting / Topstitch |
|
|
Size 20 Cotton -
Variegated Colors |
Egyptian Long Staple
Cotton |
20 |
Low |
Normal |
100/16
Quilting / Topstitch |
|
|
|
Size 20 Cotton - Solid
Colors |
Egyptian Long Staple
Cotton |
20 |
Low |
Normal |
100/16
Quilting / Topstitch |
|
|
|
Transparent Nylon |
.004 Nylon Monofilament |
.004 |
High |
Very Low |
70/10
Quilting |
|
|
|
Troubleshooting
Guide for Common Sewing Problems |
|
Skipped Stitches |
|
Causes |
|
Solutions |
| Thread
tension too tight. |
|
Rest
top and bottom tension. |
| Needle
damaged. |
|
Replace needle. |
| Needle
wrong size. |
|
Use
correct needle size. |
| Sewing
machine out of adjustment. |
|
Have
sewing machine adjusted for timing, hook to needle clearance and
needle bar height. |
|
|
Frayed Stitches |
|
Causes |
|
Solutions |
| Needle too small. |
|
Increase needle size. |
| Tension too tight. |
|
Reset tension. |
| Damaged thread. |
|
Replace thread. |
|
|
Thread Loops on Bottom |
|
Causes |
|
Solutions |
| Thread not in top
tension. |
|
Re-thread machine
with presser foot "up". |
| Machine incorrectly
threaded. |
|
Re- thread machine
incorporating take up lever. |
| Top tension too
loose. |
|
Rest top tension. |
|
|
Upper Thread Breaks |
|
Causes |
|
Solutions |
| Incorrect threading. |
|
Re-thread machine
correctly. |
| Knots or twists in
thread. |
|
Replace thread. |
| Tension too tight. |
|
Reset bobbin and top
thread tension. |
| Damaged / old needle. |
|
Replace needle. |
| Needle too small. |
|
Use correct needle
for thread & application. |
|
|
Bobbin Thread Breaks |
|
Causes |
|
Solutions |
| Bobbin case not
correctly threaded. |
|
Remove bobbin and
re-thread with bobbins turning clockwise. |
| Bobbin case
incorrectly inserted. |
|
Remove and re-insert
bobbin. |
| Bobbin does not turn
smoothly in bobbin case. |
|
Check bobbin case
and bobbin are in "round"; replace if necessary. |
|
Lint in bobbin case. |
|
Clean bobbin case
and surrounding machine area. |
| Bobbin tension too
tight. |
|
Check and reset
bobbin tension. |
|
