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SETTING
DIFFERENTIAL
FEED
Set
by
simply
moving
the
differential
feed
control
lever
in
the
direction
desired
referring
to
the
chart
below.
The
adjustment
can
be
made
between
0.7
(negative
effect)
and
2
(Positive
effect).
These
settings
give
the
best
ratio
of
feeding.
For
normal
sewing,
the lever
should
be
set
at
1
The
lever
can
be
reset
even
while
sewing.
EFFECTAND
TYPE
OF
FEED
RATIO
SElliNG
APPLICATION
FEEDING
REAR:
FRONT
Waver-free
seams,
Positive
differential
1-2
j
Gathering
feed
No
differential
feed
Neutral
feed
1
)
Negative
Pucker-free
seams
differential
0.7-1
I
feed
FOOT
PRESSURE
REGULATOR
Presser
foot
pressure
has
been
correctly
set
at
the
factory,
so
you
do not
need
to
adjust
it
for
most
of
ordinary
sewing.
If
adjustment
is
necessary,
turn
the
foot
pressure
regulator
to
higher
number
to
increase
or
to
lower
number
to
decrease
pressure.
SEWING
WITH
EXTRA
HEAVYWEIGHT
FABRIC
OR
MULTIPLE
LAYERS
OF
FABRIC
A
wide
range
of
fabric
can
be
overlocked
on
this
machine,
but
it
is
recommended
to
tighten
screw
as
illustrated,
when
sewing
with
extra
heavyweight
fabrics
or
mulitiple
layers
of
fabric.
Open
working
table
for
adjustment.
Loosen the
screw
when sewing
with
light
to
normal
weight
fabric
or
turning
overedge
cutting
width
dial,
or
otherwise
fabric
may not
be
well
cut.
The
machine
is
set
for
normal
weight
fabrics
from
the
factory.
Illustration
*
I
:
Differential
feed
control
lever
*
II:
Increase
*
Ill:
Decrease
*
IV:
Tighten
*
V:
Loosen
*
VI:
Scr”