Kenmore 385. 17928 Owner's Manual page 23

Sears sewing machine user manual
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Adjust the Top Thread Tension
III
Top side_f
fabric
Top-
thread
obbin
thread
Setting mark
Tighten
For Straight
Stitch
The
ideal straight
stitch
will
have threads locked
between
the two
layers 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
layers
the type of stitch
Top side
of fabric
The top thread
is too loose,
The top thread
appears
on the
underside
of the
fabric.
Tension
is too loose:
The
top
thread
shows
through
the
bottom
of the fabric.
The bottom
side
of the stitch
will feel bumpy.
The top thread
is too tight
o taS ' 1
e
The bobbin thread
appears on the
upper surface of the
fabric.
Tension
is too tight:
The
bobbin
thread
will
come through
the top
of the fabric.
The top
side of
the stitch
will feel bumpy.
21

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