Singer 20U33 - Eliminating Sidewise Needle Movement (Straight Stitch)

From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
4.
Turn
iaachine
pulley
slowly
until
needle
descends
into
the.needle
hole
in
throat
plate
(for
zigzag
stitching)
and
check
whether
or
not
the
needle
is
properly
located
in
the
center
of
the
needle
hole
(Fig.
7).
s.
Change
throat
plate
to
straight
stitching
throat
plate,
lower
needle
hole
and
check
whether
it
is
properly
centered
or
not.
plate
to
zigzag
stitching
throat
plate.
needle
into
Change
throat
6.
Move
stitch
width
regulator
to
maximum
stitch
width
and
while
holding
regu-
lator
in
this
position,
turn
machine
pulley
and
check
left
and
right
needle
locations
in
relation
to
the
center
of
needle
hole
in
throat
plate.
Also
check
left
and
right
needle
locations
in
relation
Lo
the
needle
hole
with
need.le
position
set
at
left
and
right
of
center.
-
Center
~
l~
Fig.
7
Fig.
8
Fig.
9
ADJUSTMENT:
If
the
needle
location
is
offset
to
the
left
or
to
the
right
of
center
and
the
clearance
between
needle
and
edge
of
hole
at
left
and
right
is
not
equal,
or
if
needle
continues
to
swing
even
when machine
is
set
for
straight
stitching,
and
if
for
any
reason
it
is
necessary
to
replace
and
adjust
related
parts,
then
adjust
as
instructed
below.
A.
TO
ELIMINATE SIDEWISE
MOVEMENT
OF
NEEDLE
WHEN
MAO-HNE
IS
SET
FOR
STRAIGITT
STITOiING
1.
Fit
needle
plug
to
needle
clamp.
(Make
needle
plug
by
grinding
down
the
point
of
a
needle.)
Fig.
10
- 7 -
rr:2
i~=t
2 0
mm