3-7.
Adjustments
for
Size
of
Bight.
• Adjust
the size
of
the
bight
from
4.2mm
(0.16”)
to
6.0mm
(0.23”)
according
to
the
kind
of
material.
•
The
standard
bight
size
is
4.5mm
(0.17”)
•
Open
the
side
cover
to
adjust
the
bight
size.
(1)
If
the
cutting
width
is
narrower
than
the
bight
size,
turn
the
bite
width
adjusting
dial
to
the
direc
tion
of
arrow.
(To
bigger number)
(2)
lithe
cutting
width
is
wider
than
the
bight
size,
turn
the
bite
width
adjusting
dial
to
the
direction
of
the
arrow.
a
smaller
number)
The
right
figure
shows
that
the
size
of
the
bite
between
the
left
needle
and
the
edge
of
the
material
4.5mm.
*
f
4t
1
II
o
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