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[For movable needle guard]
Theclearancebetween the needleguardQand the ne-
edles
@ should be0.2 mm when the stitch length is
at
the
minimum
etting and
the
loopers
are
moving
toward the needles.
The
heights shouldbe adjusted toas low a setting as
possible without the loopers breaking.
1.
Adjust
the
stitch length to the
minimum
setting. (Refer to page 10.)
2. Turn
the
machine pulley
toward
yourself to align the loopers
with
the centers
of
the needles.
3. Loosen
the
set screw@ , and then raise
or
lower
the
needle guard O so that
the
distance from
the
bottom
of
the needle guard O to the points
of
the needles is 1- 2 mm.
4. Tighten the setscrew 8 .
5. Loosen the set screw
G,
, and then move the needle guard
Oto
the leftor right to adjust so that theclearance
between the needle guard
O and the needles is 0.2
mm
.
6. Tighten the set screw
G,.
NOTE:
For
some
materials andthreads,the bestresultscan
be
obtained
if
the
needle guard and
the
needle are
touching slightly when the stitch length is adjusted
to
the actual stitch length.
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[For fixed needle guard]
The
needle guard prevents the needles from contact-
ing
the
loopers
in
their
forward travel. Position the
needle
guard
as
close
to
the
needles as possible but
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
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