5.
THREE
THREAD
OVEREDGING
STITCH
USING
ONE
NEEDLE
Though
this
machine
is
made
mainly
for
4
thread
stitch
overedging
using
2
needles,
three-thread
stitch
overedging
using
1
needle
can
be
easily
operated
by
just
removing
1
needle.
(1)
By
removing
the
right
needle.
Three-thread
overedging
stitch
using
1
needle
for
as
wide
as
a
4-thread
overedgihg
stitch
using
2
needles
can
be
achieved.
Use
the
left
thread
tension.
(Dial
:1)).
the
bite
width
is
normally
4,5
mm.
The
differential
feed
ratio
is
normally
N”.
(See
P.11)
(2)
By
removing
the
left
needle.
he
right
needle
sews
with
a
narrow
width
bite.
ise
the
right
thread
tension.
(Dial
2
)
The
bite
.adth
is
normally
2.5
mm.
he
differential
feed
ratio
is
normally
N’.
See.
P11)
—1
5-