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Drawing up bobbin thread
f
naise the presser foot. Hold the needle thread lightly
with your left hand and rotate
the handwheel
counterclockwise for one complete turn.
E
Arlng
the bobbin thread up by pulling the needle thread
up.
E
putl both threads
4"
lo 6" (10.0 to
15.0
cm) under and
behind
the presser
foot.
Adjust the
NeedleThread Tension
for
a
Straight
Stitch
.
Correct tension
@ Needle thread
(Top
ihread)
@
eoOOin
thread (Bottom thread)
@To
loosen
@To tighten
The ideal straight stitch has threads locked between two
layers
of
fabric, as illustrated (magnified
to show detail).
lf
you look
at
the top and bottom of
a
seam, notice
that
the stitches are evenly balanced.
When adjusting
the needle thread tension, the higher the
number, the
tighier the top thread tension.
Results depend
on:
-
stiffness and thickness of the fabric
- number
of
fabric layers
-
type of stitch
.Tension is too tight
@ Needle thread
(Top
thread)
@
AoOnin
thread (Bottom thread)
@
fic
loosen tension
@ Right side
(Top
side)
of
fabric
@ Wrong side (Bottom side)
of
fabric
The bobbin thread shows through on the wrong side of the
fabric, and the stitch feels bumpy.
Turn
the
dialto
a lower
tension setting number to loosen the needle thread tension.
-
I
--=-?
1
. -.
:
. --'
.1
l:
t
:{
tr
A
tr
28
l,
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