Adjust the Needle Thread Tension for Zigzag
Stitch
For an ideal zigzag stitch, the bobbin thread does not show
on the right side(top side) of the fabric and needle thread shows
slightly on the wrong side (bottom side).
See the illustrations for correct appearance_
Tomatch this appearance, adjust theneedle tension.
• Correct tension
(_) Right side (Top side) of fabric
® Wrong side (Bottom side) of fabric
Minimize amount of needle thread visible on the wrong
side (bottom side) offabric without causing excessive
puckering or causing bobbin thread to show onthe right
side (top side) of fabric.
Results vary with fabric, thread and sewing condition
=Tension is too tight
(_ Right side (Top side) of fabric
(_) Wrong side (Bottom side) offabric
Corner of each zigzag pulls together on the right
side of fabric.
• Tension is too loose
(_) Right side (Top side) of fabric
® Wrong side (Bottom side) of fabric
The needle thread loops through wrong side (bottom side)
of fabric and is pulled almost together.
%.,,
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