1. The odjusfment of the mechanical
opener
drive,
2. the timing of the mechanical
opener
finger.
The oscilloting motion of the
feed
lifting
shaft
is tr
nical
opener
shaft
by
means
of
a. link.
To
adjust the motion of this
link,
loosen
the bini
clamp
crank
on the
feed
lifting
shaft
until the thrci
halved
by the
center
line. (Photo 27).
The
point
of the
opener
finger
set
screw
should
«ngoge
in the lengthwise
groove
in
the opener shaft.
This
groove
marks
thk
correct
position
of the
opener
finger on the
shaft
so
that
no
adjustment
will be required when
replacing the opener finger
after
hoving removed, the hook.
IF
adjustment
should
become necessary, loosen
binding
screw Q on the bottom of the
link (Photo 14)
and
turn the
opener
shaft
as
may
be required.
and
ansmitted
to
the
mecha-
ing
screw
and
turn
the
w
of
its
joint
is
exactly
obbin
case
at
the
correct
reach
the
projection
on
gap
for the
thread
when
short
of
its
top
position,
' ond
hardly
perceptible,
right
at
the
bottom
and
To
set
the
opener
finger so
thot
it will
rotate
the b
time,
turn ttie opener shoft so that the
finger
wil
the
bobbin
cose
and
begin to
open
the
clearance
the hook
point
is
about
one-eight
of
a revolution
i.e.
at
northeast.
Since the
motion
of
the
opener
finger is
very
slov
we
recommend
to
push
the
bobbin
case
over
the
Photo
27
32
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