White 634D User Manual
INSTRUCTION
BOOK
BUPEFILDCK
W
H
I
TE
Sewing
634D
machine
company
____________________________
reduce
To
has
a
other).
one
way.
reverse
qualified
not
change
POLARIZED
the
polarized
This
the
if
the
electrician
Record
Model
and
Serial
The
I
Model
The
Serial
Model
Retain
risk
plug
plug.
the
space
in
No.
No.
these
plug
will
plug
plug
No.
No.
No.
634
numbers
of
does
it
If
to
provided
this
of
located
is
located
is
0
PLUG
electric
(one
in
fit
still
install
any
in
appliance.
for
CAUTION
shock,
blade
polarized
a
fit
not
does
the
way.
below
of
Rear
of
Rear
future
this
wider
is
fully
not
proper
Serial
the
arm.
arm.
reference.
in
fit,
outlet
the
No.
appliance
than
the
only
outlet,
contact
outFet
a
Uo
IMPORTANT
electrical
an
When
followed,
using
including
the
SAFETY
appliance,
following:
basic
INSTRUCTIONS
safety
precautions
should
always
be
Read
all
appliance).
DANGER
from
shock,..
allow
or
by
appliance
this
operate
if
to
or
operate
the
of
loose
and
drop
should
the
to
near
recommended
has
it
the
mechanical
sewing
or
appliance
An
appliance
electric.
not
Do
1
used
is
Use
2
attachments
Never
3.
properly
appliance
electrical
Never
4.
ings
dust,
Never
5.
instructions
reduce
—To
unattended
left
be
never
immediately
electric
be
this
nearest
the
cloth.
insert
outlet
or
used
children.
only
appliance
dropped
been
authorized
adjustment.
appliance
machine
any
aerosol
injwy*tc.
Close
toy.
a
as
intended
its
for
the
by
it
if
or
with
foot
and
into
object
(spray)
before
the
when
after
persons:
attention
use
manufacturer
damaged
a
has
damaged,
or
dealer
openings
air
any
controller
opening.
any
products
risk
using
described
as
as
or
service
free
are
of
plugged
and
necessary
is
contained
cord
dropped
center
blocked,
from
being
using
electric
Always
in.
before
when
this
in
in
plug,
or
into
for
Keep
accumulation
the
used
(this
shock:
unplug
cleaning.
appliance
this
manual.
manual,
this
not
is
it
if
water.
examination,
or
Return
ventilation
where
this
only
Use
working
repai
open
of
oxygen
the
int,
is
bni:
8.
outlet.
unplug
not
Do
9.
DANGER
not
not
not
unplug
reach
place
place
1.
2.
3.
Always
Do
Do
Do
in
by
before
for
or
or
all
rn
pulling
appliance
an
store
drop
controls
cord.
on
relamping.
appliance
water
into
to
Replace
that
where
or
the
To
has
off
unplug,
fallen
other
bulb
can
it
liquid.
(“0”)
grasp
position,
with
into
fall
the
same
water.
or
be
then
plug,
type
Unplug
pulled
remove
the
not
rated
immediately.
a
into
cord.
15
tub
plug
watts.
or
from
sink.
WARNING
Keep
1.
machine
Always
2.
Do
3.
Do
4.
break.
Switch
5.
area,
Always
6.
lubricating,
instruction
7.
fingers
not
not
such
Never
needle.
use
use
pull
the
unplug
manual.
operate
away
the
bent
or
sewing
as
or
from
proper
needles.
push
threading
sewing
when
on
all
needle
fabric
machine
machine
making
soft
a
moving
plate.
while
off
needle,
any
surface
parts.
The
stitching.
0”)
(
changing
from
other
such
Special
wrong
when
the
user
as
care
plate
may
It
making
needle,
electrical
servicing
bed
a
is
can
deflect
any
or
changing
outlet
adjustments
couch
or
required
the
cause
needle
the
adjustments
when
where
around
needle
causing
presser
removing
mentioned
the
in
the
to
the
foot,
air
sewing
break.
to
it
needle
etc.
covers,
the
in
openings
SAVE
THESE
INSTRUCTIONS
CONTENTS
NAMES
1,
OPERATION
2.
PREPARATION
3.
3-1.
3-2.
3-3.
3-4.
3-5.
F-UR
4
4-i.
4-2.
4-3.
4-4.
4-5.
4-6.
ADJUSTING
5.
STITCH
6.
DIFFERENTIAL
7.
CORDED
8.
SEWING
9.
THREE
10,
ROLLED
11.
PIN
12.
REPLACING
13.
CHANGING
14.
LUBRICATION
15.
ACCESSORIES
16.
TABLE
17.
PROBLEM
18.
SPECIFICATIONS
19.
OPTIONAL
20.
PARTS
OF
AND
FOR
Connecting
Setting
Changing
Replacing
Threading
Power
Telescopic
Threads
Needle
THREADQVERLOcksTiTCH
Bcforc
Setting
Beginning
Adjustment
Thread
Thread
TUCKS
Sewing
the
Tension
Tension
LENGTH
OVERLOCK
FOR
THREAD
EDGE
SEWING
OF
SOLVING
Fabric
and
of
BALANCE
FEED
CURVED
LOWER
LIGHT
ACCESSORY
FUNCTION
SEWING
Cord
Thread
Ending
Presser
the
Chart
Adjustment
OF
ADJUSTMENT
SEAMS
OVERLOCK
CUTTER
BULB
MATERIALS,
OF
Stand
Sewing
of
Foot
STITCH
STITCH
PRESSER
PARTS
WIDTH
NEEDLES
USING
Pressure
USING
FEET
AND
NEEDLES
2
NEEDLE
1
AND
CUTTING
THREADS
WIDTH
1
2
4
4
5
5
6
7
10
10
10
10
11
12
13
15
15
16
17
17
18
19
20
21
21
21
23
24
25
26
27
NAMES
1.
OF
PARTS
1.
Spool
Thread
2.
Pressure
3.
4.
Thread
Telescopic
5.
6.
Thread
7.
Tension
Differential
8.
9.
Stitch
Presser
10.
Cutting
11.
Presser
12.
13.
Upper
14.
Front
15.
Cutter
Front
16.
17.
Handwheel
Stitch
18.
19.
Stitch
pin
take
tension
tension
release
length
foot
width
foot
cutter
cover
cover
panel
finger
finger
up
regulator
thread
feed
dial
lifter
adjusting
(Right
knob
lever
screw
support
stand
dials
lever
dial
side
cover
dial
of
machine)
I-
Needle
plate
—1—
OPERATION
2.
PARTS
Handwheel
Always
+
turn
AND
handwheel
FUNCTION
toward
you.
OF
Changing
Switch
Raise
1.
Raise
2.
turning
Push
3.
Position
4.
the
lifter
Opening
open
To
and
right
Closing
off
presser
needles
handwheel
red
groove
that
so
Front
front
pull
Front
Presser
the
button
new
the
of
holder
cover,
it
Foot
machine.
foot.
to
A
foot
the
Cover
down
Cover
their
toward
and
ankle.
catches
push
foot
with
part
toward
highest
you.
will
the
Lower
the
of
B
you.
come
pin
presser
cutter
position
right
presser
off.
under
toot.
cover
by
foot
to
—2--
Push
+
part
Always
and
B
close
close
front
it.
cover
when
sewing.
Finger
Stitch
(Conversion
Raise
+
turning
Overlock:
For
Push
stitch
line
©
Rolled
For
stitch
Pull
red
front
,,,,,,,,
Presser
the
Raise
Knob
overlock
from
finger
needle
Edge:
t
Lifter
to
knob
knob
on
needle
handwheeItoward
on
finger
line
Foot
presser
the
plate.
needle
foot
align
to
toward
lifter to
rolled
to
highest
you.
you
plate
it
lift
with
to
up
edge)
position
the
align
the
rear
with
it
presser
by
red
Needle
plate
Stitch
knob
finger
foot.
Presser
When
materials,
more
step
foot
replacing
presser
to
lifter
obtain
stops
presser
foot
wider gap.
at
foot
lifter
position
can
or
A.
sewing
be
lifted
very
up
thick
one
Disengaging
in
ease
For
from
screw
and
+
hand
turn
and
hand.
right
Since
taken
sure
the
when
to
+
Be
Upper
threading,
A
grasp
the
it
in
upper
put
side
the
direction
cutter
moving
cutter
Cutter
push
with
back
the
right
is
this
upper
the
forefinger
end
arrow
of
sharp.
part.
down
of
care
before
cutter
the
B
your
of
holder
with
should
sewing.
holder
left
your
be
foot
foot
C,
8
cutter
—3—
PREPARATION
3.
FOR
SEWING
ConneCting
3-1.
Connect
Before
voltage
plate
a
on
Specifications
±
Press
power
Always
±
in
foot
plugging
same
is
at
switch
the
the
and
switch
use.
control
in
as
back
sewing
Power
your
that
of
vary
on
off
power
and
machine,
your
of
machrne).
from
machine
the
light.
unplug
or
Cord
cord
be
machine.
country
machine
®
sure
to
to
that
(written
country.
turn
when
on
the
the
not
—4--
more
The
machine
When
not
will
control.
DO
÷
the
NOT
you
runs.
power
operate
put
press
switch
anything
the
even
foot
is
by
control,
turned
pressure
foot
on
the
the
off,
control.
on
faster
machine
the
the
foot
Setting
3-2.
Extend
turn
then
position.
the
it
Telescopic
telescopic
until
the
thread
shaft
Thread
stand
clicks
to
into
its
Stand
height,
full
locked
its
3-3.
The
iiiy
(1)
(2)
(3)
Changing
machine
au
I
the
Cut
(behind
thread
new
the
of
Raise
foot.
Press
thread
the
out
comes
is
thread
the
original
presser
the
down
knot
looper
about
to
Threads
supplied
•.y
in
telescopic
the
on
thread.
foot
tension
the
pass
can
thread
10
with
use
thread
spindle
lifter
through
cm
thread
near
and
to
release
until
past
but
the
stand).
tie
lift
up
lever
smoothly,
the
presser
the
cone
Place
to
it
the
so
thread
spool
end
the
presser
that
draw
foot.
the
the
knot
(4)
When
the
needle
pulled
is
changing
thread
to
knot
avoid
and
the
before
bending
caught
needle
reaches
it
the
the
in
thread,
the
needle
needle’s
off
cut
the
of
eye
knot
the
as
eye.
—5—
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