[I]
Shuttle
driver
needle
contact
adjustment
Turn the pulley and align the shuttle hook
point
with
the needle center. Loosen set screw 8 and
turn
the eccentric
connecting
link
stud 8 so that the shuttle
driver
meets the needle
0.
Note that excessive needle
to
driver
contact
will
result in skipped stitches. Also,
if
the needle does
not
sufficiently contact the shuttle driver, the shuttle hook
point
will
interrupt the needle, resulting in abnormal abraison.
~
[I]
Shuttle
hook
thread
guide
adjustment
Adjust so that the needle groove
of
the shuttle hook
thread guide
0 is at the center
of
the needle, slide the
thread guide
lightly
in, and then retighten the screws.
[!]
Two-step
work
clamp
adjustment
(independent presser
foot
solenoid type)
Maximum
work
clamp 0 lift is
18
mm
from
the
needle plate top to
the
work
clamp 0
when
the machine is
stopped.
(1)
Lower
the
presser plate
8.
Loosen screw 8 and
nut
8
to
adjust
the
gap between
the
work
clamp 0 and feed
plate
8 to 0 mm, and
then
tighten screw
8.
Spring 8
will
be
minimally
tensioned at
this
time.
Now
tighten
screw
8 and
nut
8.
(2) Lift presser plate 8 again, and loosen
nut
0.
Adjust
guide stud 8 so
that
the
height
from
the
needle plate top
to
the
work
clamp 0 is
18
mm.
-16-
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