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Adjust the Top Thread Tension
SECTION 2. PREPARE THE MACHINE FOR SEWING
Too side of fabric
X
TOD.
tnreaa
tnreao
Setting mark
\
Loosen \
Tighten
For Straight Stitch
The ideal straight stitch will have threads locked between the two ayers of
fabric, as shown above, magnified to show detail.
If you look at the stitch, front and back, you will notice that there are no
gaps, that each stitch is smooth and even.
When adjusting top thread tension, the higher the number, the tighter the top
th read.
Choose the Correct Tension:
The best tension will depend on;
the stiffness and thickness of the fabric
--- the number of fabric ayers
the type of stitch
The top tnreaa
is too oose,
Too side
of fabric
\
\
The too $nreaa
aDDears on the
unaerside of the
fabric.
L
Tension is too loose:
The top thread shows through the
bottom of the fabric. The bottom side
of the stitch will feel bumpy.
The too thread
s too tignt
The bobbin thread
aDDears on the
uoDer surface of me
fabric.
-. J
Tension is too tight:
The bobbin thread will come through
the top of the fabric. The top side of
the stitch will feel bumpy.
13