Adjusting Thread Tension - Toyota EC-1 Series Instruction Book

Sew reverse stitches for rein-
forcement at end of seam.
Draw fabric to left when sewing
is finished.
Cut threads with thread cutter
behind presser bar.
Adjusting Thread Tension
Test stitch performance on a
scrap of material you are going
a
to use.
With correct tension ((a
),
upper
and lower threads
tension
is
Ki>
equal and strong enough to lock
bboth
threads in center.
If upper tension
is too tight
(loose), upper
(lower)
thread lies
•
straight
along
upper (lower)
surface of fabric (4b .6
).
Correct
by turning tension dial.
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