White SUPERLOCK 634D - 10. Three Thread Overlock Stitch; Using One Needle (Removing Right Needle); Using One Needle (Removing Left Needle)

10.
THREE
THREAD
OVERLOCK
STITCH
USING
1
NEEDLE
Though
this
machine
is
made
mainly for 4
thread
stitch
overlock
using
2
needles.
To sew
three-thread
stitch
overlock
using 1
needle
simply
remove
1
needle.
(1)
By
removing
the right needle.
Three-thread
overlock
stitch using
1
needle
for
as
wide as a
4-thread
overlock stitch
using 2
needles
can be
achieved.
Use
the
left thread tension. (Dial
®).The
cutting
width
is
normally 6mm.
The
differential
feed ratio
is normally
“N”. (See
R16).
(2)
By
removing
the left
needle.
The
right
needle
sews with a
narrow
width.
Use
the
right
thread
tension
(Dial
©).The
cutting
width is
normally
4mm.
The
differential
feed
ratio is
normally
“N”. (See
P16).
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