[§]
Adjusting
the
presser
foot
(1)
[Adjusting
the
inclination
of
the
presser
foot
in
the
left
and
right
direction]
The
bottom
of
the
presser
foot
should make
complete contact.
Loosen
the
screw
@.
Adjust the position
of
the
presser
foot
assembly 0
so
that
the bottom
of
the
presser
foot
touches
the
needle plate
@)
top
evenly
when
the
presser
foot
assembly 0
is
lowered. ·
[Adjusting the backward and forward position
of
the presser foot]
Align
the
end
of
the
overlock
needle groove on
the
needle
plate
with
the
end
of
the
needle
groove on
the
presser
foot
assembly.
Loosen
the screw @ slightly. Align
the
end
of
overlock needle groove on the needle plate
@)
with
the end
of
the needle groove on
the
presser
foot
assembly 0
as
shown in
the
figure above.
[Adjusting
the
forward
and backward position
of
the upper feed dog]
Front feed
type
I
Back
feed
type
I
(
1)
Set
the
feed amount
to
6 on the level feed length control plate
0.
Front feed type
The
farthest
back position
(2)
Loosen
the
bolt
of
the
feed arm
@).
Adjust
the
position
of
the upper feed dog @ by moving
it
backward
or
forward
so
that
the
clearance between
the
upper feed dog @ and the presser
foot
assembly 0
is
1.2
mm
when
the
upper feed dog @
is
fed
at
the farthest back position. Then tighten
the
bolt
of
the
feed arm
@).
Back
feed type
(3)
Loosen
the
bolt
of
the
feed arm
@.
Adjust
the
position
of
the upper feed dog @ by moving
it
backward
or
forward
so
that
the clearance between the upper feed dog @ and the presser
foot
assembly 0
is
1.0
mm when
the
upper feed dog @starts
to
feed. Then tighten the
bolt
of
the
feed
arm@).
-68-
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