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Singer 328 Servise Manual page 93

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;
ti
Natu!e
of
Trouble
Places to be
inspected
Causes
If
you continue
knl!ting
\rithou! notlcing that
rhe Tenslon Spring
(a
spring
to
take
uP
the
sl-
ack
yarn)
1s
junping to
1!s extrenlty
and
is
not
functloning,
the yaln
sags
at
lhe
starting
Po-
int of knlttirg
and the
needles cannot
pick
up
the yarn,
The
stltches
drop.
(This
often
takes
place
when You change
yarn.
)
Adjust the yarn ten-
sion
through turning
the
Tension
Dial.
Check
if
lhe
Yarn
is
L.rongly threaded
thr-
ough
lhe
Auto-Tension.
If
the yarn
1s \*'tongly
threaded through the
Auto-Tension, the yarn
sags and
stltches
cone
off
lhe
hooks due
lo
insufficient
yarn
Ten-
sion.
lnstruct
the
operator
!o correctly
thread
the yarn
lhr.ough the
ol
rl
PI
ol
l
Check how
needle l-at-
ches open and c1ose.
Lhen
the
needle latches
do
not
open
or
close
$noorh1y,
stitches
droP.
correct the
laiches
so
rhat
they
oPen
and
close snoothlY,
If 1rr-
aparable, replace
the
needles
wllh
new ones.
Check
the
clearance
between
lhe
Fabric
Pressets and
the
needles (P,N.
CLear-
ance. )
Tf
lhere
is
a
clealance
between
the
labric
Pre-
ssers
and
the
needles,
lhe
needles becone
1ow-
er in position
than
the
standard
Posilion,
and
Y.
S.
(Yarn Feeder
and
Sinkels)
clearance be-
cones
wider.
So the
needles
will noi
catch
the
yarn.
Adj
ust
the P.N. Clear-
-91
-

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