Janome 3128 Instruction Manual
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Adjusting the Needle Thread Tension
• Balanced tension
The ideal straight stitch has threads locked
between two layers of fabric, as illustrated.
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Needle thread (Top thread)
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Bobbin thread (Bottom thread)
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Right side (Top side) of fabric
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Wrong side (Bottom side) of fabric
Turn the dial to adjust the tension.
To loosen
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To tighten
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The tension requires adjustment depending on:
- stiffness and thickness of the fabric
- number of fabric layers
- type of stitch
•Tension is too tight
Needle thread (Top thread)
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2
Bobbin thread (Bottom thread)
Right side (Top side) of fabric
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Wrong side (Bottom side) of fabric
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To loosen
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If the bobbin thread shows through on the right
side (top side) of the fabric, turn the dial to a lower
tension setting number to loosen the needle thread
tension.
• Tension is too loose
Needle thread (Top thread)
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Bobbin thread (Bottom thread)
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Right side (Top side) of fabric
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Wrong side (Bottom side) of fabric
To tighten
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If the needle thread shows through on the wrong
side (bottom side) of the fabric, turn the dial to a
higher tension setting number to tighten the needle
thread tension.
3128 Owners Manual/ User Guide
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Janome Sewing Machine