EDGE
GUIDE
(SWING-OUT)
---
MAGHINE.-..-.246K~
---------
Edge
guide
(swing-out) must
be
adjusted
to
conform to existing width of bight.
loosen
two
screws
U,
Fig.
27
and
move
the
guide
V
toward
left
at
end
of
guide
arm
to suit
narrower
bight or
toward
right for
wider
bight.
Securely tighten both screws
U.
FEED
CONTROLS
DROP
FEED
(Regular
on
Machine
246K42) con-
sists
of
a lower
feed
mechan
ism
that
moves
above
and
below
the
throat
plate.
It
is
designed
to
carry
the
material
evenly
toward
the
needle
be-
fore stitching
and
away
from
the
needle
after
it
is
stitched. Stitch length
can
be
controlled
as
in-
structed
at
right
and
on
page
15.
DIFFERENTIAL
FEED
(Regular on Machines
246K43
and
246K45) consists
of
two
feed
dogs
Rand
T,
Fig.
29,
page
15,
independently
actuated
by
two
·feed eccentrics. The inner
feed
eccentric
(which
is
placed
on
the
shaft
first) controls
the
movement
of
the front
feed
dog
T.
The
outer
feed
eccentric (which
is
placed
on
the
shaft
last) con-
trols
the
movement
of
the
rea r feed
dog
R.
FEED
ECCENTRIC
CHART:
v
Fig. 27. Edge
Guide
on
Machine 246K42
TO
CONTROL
LENGTH
OF
STITCH
The length of stitch
is
determined
by
the
feed
eccentrics
in
use.
Each
feed
eccentric
is
marked
with the
number
of stitches
it
makes,
as
shown
at
F,
Figs.
28
and
29.
Feed Eccentrics
164915,
bronze,
can
be
sup-
plied to
make
4 to 16, 18, 20, 22, 24, 28,
32,
36, 40, 45,
50,
60,
70,
80
and
100
stitches
to
the
inch.
Unless
otherwise
ordered
feed
eccentrics will
be
supplied according to
chart
at
bottom of this
page.
To
feed
the
work
evenly
(on Machines 246K43
and
246K45)-use
two
feed
eccentrics
marked
for
the
same
stitch length.
ECCENTRICS
REGULARLY
FURNISHED
TYPE
OF
FEED
MACHINE
Quantity
Stitches
to
the
inch
246K42
one
5 Drop
246K43
and
246K45
two
14
Differential
14
From the library of: Superior Sewing Machine & Supply LLC
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