Pfaff 72 Owner's Manual - Page 15
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DR 046 A Drawing Up the Bobbin Thread Hold needle thread lightly in your left hand. Turn balance wheel toward you until the needle moves once down and up again. Lightly pull needle thread to draw bobbin thread up through the needle hole. Place both threads back under the sewing foot. Correct Tension Regu'ation Balanced tensions are essential far sewing. If your tensicn is correct, you will have perfect seams as sketched below (Ill). Sketch I - The threads interlock on the underside of the fabric. C a u s e : Upper tension too loose or lower tension too tight. Sketch II -The threads interlock on the surface of the fabric. Cause Upper tension too tight or lower tension too loose. I II III 16
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Correct
Tension
Regu’ation
Balanced
tensions
are
essential
far
sewing.
If
your
tensicn
is
correct,
you
will
have
perfect
seams
as
sketched
below
(Ill).
Sketch
I
—
The
threads
interlock
on
the
underside
of
the
fabric.
C
a
u
s
e
:
Upper
tension
too
loose
or
lower
tension
too
tight.
Sketch
II
—The
threads
interlock
on
the
surface
of
the
fabric.
Cause
Upper
tension
too
tight
or
lower
tension
too
loose.
DR
046
A
Drawing
Up
the
Bobbin
Thread
I
Hold
needle
thread
lightly
in
your
left
hand.
Turn
balance
wheel
toward
you
I
I
until
the
needle
moves
once
down
and
up
again.
Lightly
pull
needle
thread
to
draw
bobbin
thread
up
through
the
I
I
I
needle
hole.
Place
both
threads
back
under
the
sewing
foot.
16