Singer 328 - Poor Needle Selection Throughout Fabric

Na
ture
of
Places to be inspected
If
the
perforated
holes
on a
Punch
Card
ar:e
not
allgned
with the Scann-
iog
Fingers
of
lhe
Tou-
ch
levers,
rhe Scanning
fingers
get
caught by
the
holes, naking
the
Touch
l€vers unable to
uork
in accordance
wiEh
the
Punch Card and
an
irregular
pat
t.rn
is
knirEed
on lhe fabric,
Adjus
t the Card
Drum
so thal
the
perforated
hole
on
the Punch Card
nay be
aligned
vith
the
Scanning
Iingers
of the Touch
levers.
clearance beEween
lhe
Touch l-evers
and
the
Maln Drun
Pieces.
If there
is too
wide a
clearance
bet\reen
the
Touch l-evers
and
Main
Drun
Pleces,
Touch 1-e-
vers are
prevented
froB
pushlng
the
ltain Dlun
Pleces
sufficiently
and
a
poor
menory
re-
su1ts,
acconPanled
bY
poor
needle
selection.
Adlust
the
clearance
bet\reen
the
Touch
Levers
and
llain Drun
Pi.eces.
check the
clear
wlre.
If the
length
of the
Clear
wire 1s nol
co-
rrect,
lhe
sub Drun
Pieces
cannot cleat
the
used
Benory on the
sub Dru!0.
Adjust
the
lendth
of
the
Clear
Wlre.
Check
lf
the Ratchet
Ltreel
is
ploperly fed.
If a
clearance
exists
between
the
Ratchet
Iarheel
and
the leed
Pa!r1
a
Punch
Card
cannot be
fed
snoothly,
causing
poor
needle
selection
Adjrst
the Stop
l-ever
Holder
and Feeding
1-ever.