(STANDARD
ADJUSTMENTS)
[I]
Adjusting
the height
and
location
of the
needle
~
If
II
1-4
H
II
I I
II
II
II
1-f
II
II
II
II
II
II
II
II
II
II
II
II
V
II
II
v
Twin
needle overlock machine Safety stitch sewing machine
V51,81,82 V61,91,92
Adjustment reference needle
The
adjustment reference needle
for
twin-needle
sewing
is
the
left
needle.
The
adjustment
reference
needle
for
safety
stitching
is
the
overlock needle.
(Single
needle overlock
machine)
Needle
bar
Left needle
Surface
A
(1)
Loosen
the
screws,
and remove
the
face plate
cover 0 and the oil
cap.
(Safety
stitch sewing machine)
~-----.
Overlock stitch needle
·~
(
eedle plate
(2)
Loosen
the
screw @
of
the
needle bar clamp. Turn
the
pulley slowly
so
that
the
needle
tip
enters
the
hole
of
the
needle plate slightly.
Adjust
the
positions
of
the
needle plate support plate and needle plate support plate
(B)
so
that
the
slot
of
the
needle plate
is
centered
at
the
needle
tip
and
the
feed dog.
* For single-needle sewing machine,
turn
the
needle bar
to
face surface A
of
the
screw toward
the
front.
For
twin-needle sewing machine
or
safety stitch sewing machine,
turn
the
needle bar
to
set
the
needle location.
-62-
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