Operation Manual

Correct
Tension
Regulation
__________________________________________
The
tensions
are properly
balanced
if
both
threads
interlock
in the
center
of
the material.
When
stitching
sheer
fabrics,
set both
tensions
Both tensions
properly
balanced
a
iittle
lighter
to
prevent
puckering.
-
Upper
tension
too
tight or
lower
tenson
too
loose
Upper
tension
too
loose
or
lower
tension
too
tight