
3-thread
overedge
seam
3thread
overedge
seam
Needle
Needle
B
Needle
C
Thread
tension
Marked
pink
Marked
pink
Pull
thread
behind
thread
retainer
and
thread
guide
wire.
I
l
Standard
seam
width
Maximum
.
72mm
5mm
seam
width
Threethread
sewing
is
possible
by
using
either
only
needle
B
or
needle
C
(see
page
12).
Remove
either
needle
B
or
C
(see
page
35).