Operation Manual

Top
side
Setting
thread
tensions:
Right
looper
thread
Left
-
looper thread
Right
-
I
Left
needle
thread
Reverse
side
needle
thread
The
thread tension
should
be
adjusted
according
to
fabric
type
and thread
size.
Examine
the
seam
and
make
the
necessary
tension
adjustments.
Adjusting
thread
tension:
Set
all
thread
tension
dials
to
“N”
(standard
setting).
See
illustration
below.
Sew
a
test
sample
to
be
sure
that
the
correct
tension
has
been
obtained.
See
illustration
above.
1