Change Knob; Needle Selector Cam; Tuck Cam; Yarn Feeder - Brother Model KH--830 Service Manual

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Holcllac cam Stitcll
3.
Holding cun k'l'• (H.C.L.)
.
The
holdin&
cam lever
changes
the
route of the
needle
Ia
the E
position.
4
.
Tmsiou
dill
The
teMion
dial
changes
the
sin of
stitches
by
cb.nPR& the
stitch
cam
positJon back
and
forth.
S.
CbaDge knob
The
cbanae
knob hu three positions, (N
.L.)
"Plaln/Lsce
st!t.:h".
(KC)
"Patt.rn
stitch" 111d (CR)
"Carriage releue",
and
it
functions
as folloM:
S.l
The pcmti011
of
(N.L.)
"PPaln/uce
stltch~'
Is 1111d
when plain
or
lice
stitches are
perfonned.
The
needle
moves Into
an
open
hole
in
!be
punched
card.
S.2
The
position
of
(KC)
"Pattern stitch"
is
111ed for pat!ml
stitch based
on
p1111ched
cuds.
The needle
pocitioned
in
an
open
hole
Is
selected.
5.3
The
p01ition
of
(CR)
is
used for
releasing
the
curiage
from
the
needle bed.
1
6.
Needle
tolect«
cam
When
the
change
knob
ia set
to
(KC)
"Pattern stitch," the needle
selector
cam
moves
down to
brin&
the
needlea
In
B and
D
to the
selecting
cam,
thus holding
the Medles.
7.
Tuck cam
The
tuck
cam reducej
the
am01mt of
upward
thrust
of
the
needle
In B,
and causes
the
needle
to hook the
next stitch
without
pull·
lng
off
the latch
from
the
fml
stitch
in
ordtr
to
produce
double
stitches.
8.
Sepuation
cam
The separatioo
cam
separates
the
needle
which
is
caught
by the
needle
selecting
plate coupled to the
punched
card
and
the
needle
(pushed
upward)
which
II
not caught
by
the needle selecting
plate into
the Band
D
positions, r!'spectively.
9.
Y&nl
feeder
Two
types
of
yam
feeder
ate·
in
use.
The
main
yam
feeder guides
the yam
so
tb.t
the
Yllll
is
boolted
ooto the needle
hook
moved
up to the
stitch cam (the
CCGiralt
oolor yam
feeder
is
operated
by the MC
stitch cam),
and at
the aame
time It
protects
the latch
against damage.
I 0.
Sinker
plate
The stnker
plate
prevents
the knitting
from moving
up, IOIJII!Iher
with the
needle railed by the
cam.
.
.
II
.
Weaviq._.
-3-
The
weaving
brush
holds
doW!! the
thread
so
tb.t
it
m0'1el
to
the
undel'lide
of the
needle
Ia
B
podtion
when
the needle
Is
lowtred
by
the
stitch
cam.

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Model kr-830Model kl-116Model krc-830Model khc-820

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