White 734 - Winding the Bobbin; Adjusting the Bobbin Winder Tension; Upper Threading Procedure

WINDING
BOBBIN
Disengage
the
hand
wheel
(1)
from
the
stitching
mechanism
by
turning
the
clutch
nut
(2)
toward
you
or
counter
clockwise.
Place
a
spool
of
thread
on
one
of
the
spool
pins
and
lead
thread
through
the
rear
Top
Thread
Guide
(3)
alter
winding
around
Bobbin
Winder
Tension
Disc.
Run
the
end of
thread
through
a
hole
in
the
bobbin
edge
and place
bobbin
on
spindle
of bobbin
winder
(4)
fitting
the
notch
on
bobbin
over
small
spring
on
spindle.
Push
bobbin
winder
to
the right,
and
hold
the
thread
end
loosely
then start
machine
slowly,
and
bobbin
will
stop
turning
when
bobbin
is
full.
Cut
thread
and
push
bobbin
winder
to
the
left.
Remove
bobbin
from
bobbin
winder.
Turn clutch
nut
away
from
you until
sewing
mechanism
is again
engaged
so
that
needle
moves
when
you
turn
the
hand
wheel.
ADJUSTING
BOBBIN
WINDER
(A)
It may
be
necessary
to adjust
of rear
top
________
thread
guide
when
thread
winds
unevenly
___________
on
bobbin.
If
the
thread
winds
unevenly
on bobbin
_______
as
shown
(A),
loosen
set
screw of
rear
top
______
thread
guide
and
move
the
thread
guide
up
slightly.
If
the
thread
winds
as shown
___________
12
move
the
thread
guide
down
slightly.
UPPER
THREADING
1.
Turn
the
hand
wheel
toward
you
to
raise
the
take-up
lever
to its
highest
position.
2.
Place
a
spool
of
thread
on the
spool
pin.
3.
Lead
the
thread
through
the
top thread
guides.
4.
Down
and
between
the tension
discs,
from right
to
left.
5.
Draw
the
thread
up
through
the
check.spring and
with
a
slight
tug into
the
hook.
6. Up
and through
the
eye
of take
up
lever
from
right
to
left.
7.
Lead
thread
down
through
the
thread
guide
at
the
bottom
of
the
threading
slot,
then,
through
the thread
guide
on
needle
clamp.
8,
Thread
the
needle
FROM
FRONT
TO
BACK,
drawing
it
through
about
3
or
4
inches.
Hold
the
end
of
the upper
thread
loosely
and
turn
the
hand
wheel
toward
you
until
the
needle
goes
all
the
way
down
and
comes
back
up.
A
thread
loop
will
form
over
the
upper
thread
which
then can
be
pulled
out straight.
Place
both
thread
ends
under
presser
foot
and
draw
toward
the
back of
the
machine,
leaving
both
threads
three
or
four
inches
long.
In
case
of twin
needle
sewing,
place
two
spools
of thread,
matching
or
contrasting
in
color,
one
on
each
spool
pin,
lead
both
threads
through
top
thread
guides,
bring
threads
down
and
pass one
thread
between
the
back
discs
and
the
other
between
the
front
discs,
then
treat
both
thread
as
one
until
threading
each
thread
through
each
needle
eye of
twin
needle.
‘.Ir
..t’
. -.
..,,
___
‘I,