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If

you

in

sewing

In

this
tion
thread

1.

Disengage

nut

Place

2.

on

ore

way

and

breaking.

R.

the

a

direction

you

causing

bobbin

spindle

beginner,

by

it

keep

thread

2.

Winding

(See

the

sewing mechanism

7onwinder

enters

slightly

hand

from

jamming

Figs.

the

rotate

when
turning

the

2&3)

spindle

slot

the

commencing

in

the

in

Bobbin

by

4

in

the

balance

the

wrong

shuttle

loosening

so

bobbin.

that

whee

to
race

the

sew

direc

or

ioc

in

Fig.

2

2

3.

Place

4.

Pass
around
moistened

Engage

5.
When
wind
automatically

Do

not

this

would
spindle
when

1.

Raise
Lift

2.
Pull

3.
as

shown

4.

Release
long

fall

5.

Insert
the

spool

the

treadling,

on

wind

the

sewing.

the

latch
out

as

out.

the

thread

and

the

the

cause

wrong

needle

A

the

in

the

you

full

on

thread

between

end

bobbin

bobbin.
when

the

first

trouble

3.

with
bobbin

Fig.

latch

hold

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unwinds

the

from

on

the

winder

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turns

way.

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bar,

the

forefinger

case

4.

and

the

clockwise,

transverse

spool
tension
bobbin.

end

of

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bobbin

Fig.

3

on

if

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Also,

the

with

remove

latch

open,

into

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1
discs

by

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the

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me

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of

thumb

the

bobbin

as

spool

through

3,

depressng

thread

winder

filled.

is

bobbin

is

thread

your

and

empty

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the

shown

pin.

and

wdl

by

placed

may

left

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bobbin.

case

eyeet

will

hand

hand,

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in

lay

ever

easily

stop

on

break

cannot

that

Fig.

2,

its

5.

as

tne

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5.
3

6.

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into
spring
long

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(Fig,

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(Fig.

7),
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in

6),

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and

Fig.

bobbin

draw

loose

a

case.

4

case,

it

under

end

pull

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about

the

thread

tension

1

inch

——

4

S

Fig.

5

8.

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the
position

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place.
in

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the

center

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Failure

Fig.

needte

finger

bobbin

case

6

stud

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to

bar

n

is

observe

or

rasea,

the

opposite

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needle

shuttle

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push

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turn

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(Fig.

result

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ifs
4

in

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thread

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occur

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of

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pin

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right

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breaking,

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thread

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Needle

Size

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as

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silks

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lightweight

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plastics,

georgette,

lawn,

dress

woolens,

Fabrics
lightweight

muslin,

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coating,

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heavy

silk.

Fabrics

rayon

fabrics,

canvas.

Rayon,

nylon,
etc.

silks

shirtig,

brocades,
gaoardine.

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tickings,

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orion,

chiffon

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denim

bed

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batiste,

cottons,

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heavy

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tickings,

canvas,

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dacron,

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to

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weight

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finished
needle

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fabric
light

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chine

the

of

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bulk

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of

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17.

are
will

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right

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corners

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material

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of

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feed

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ot

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25594

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ri

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23

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fabric

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top

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and

23).

ply

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on

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evenly.

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lap

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Fig.

24

4781

P

21

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and
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looks
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movement
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over
and
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insert

lap

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prevent

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face

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the

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18.

presser

presser bar

the

of

the

presser

plate.

workinan

ableindifferent
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ably

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the

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22

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made

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(Fig.

is

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and

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bar

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set

screw,

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embroidery

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46270

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24).

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be

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23

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27).

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27

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material

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advisable

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hoop.

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patches

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25997

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feed,

fabric

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larger

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than

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when

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25

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plate
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26

do

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this,

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slide

service

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the

29).

press

cover

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30,

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life

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31

plate

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20.
proper

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to

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32.

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cover

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cleaning

machine.

oiling

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28

other

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points

slide,
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plate

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place.

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hook

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hooks

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the

push

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with

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of

in

Fig.

machine

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c

29).

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28,

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rnacine
machine

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ed

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oil

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of

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frequently.

me

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plate

surfaces

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er
fingers.

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loosened

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cloth
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order
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cluding

28

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out

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30

perpendicularly

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feeding

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ono

to

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prevent

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and

turning

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table.

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on

lacquer

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to

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plate

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-—

them

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remove

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on

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coat

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delicate

piece

33).
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parts

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tween

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from

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lint

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32

receives

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in

remove

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packed

31

small

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ore

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perfect

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operation.

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underneath

important

cleaned

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useful

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bed

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in

material

of

plate

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at

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work.

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of
central

times

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ports

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dust.

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machine.

bobbin

ensure

to

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29

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back

and

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shuttle

to

race.

tilt

the

(Fig.

machine

34).

every

routine

it

a

clean

after

the

east

at

\6T

\

/

Fig.

33

-

7J

7

r’Y—r

i)

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tides
removed

30

fabrcs

new

wear

to

immediately

the

fg.

after

contain

snurtie

34

the

a

dressng
and,
sewing.

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wriose

shauld

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oe

ends

Loose
mechanism.

lacquer

The

All

care.

is

finish
rag

and

that

to

then

of

coat

wipe

thread

is

to

the

of

required

machine

the

polish

may

it

running

hard

cause

machine
to

with

requires

soft,

the

woolen

preserve

withakerosene-soaked

a

no

gloss

of

special

of

cloth.

the

the

Skipping
Cause
Needle

rectly.

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Needle

Machine
threaded.

Needle

thick

too

being

Thread
Cause
Thread

for

cur

reasons.
Thread

of

inserted

needle

bent.

improperly

either

used.

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breaking

any

tensions

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for

of

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incor-

used.

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thin

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above

tight.

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Push

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6.

ter

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the

on

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threading

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needle

listed

lower

as

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whether

toward

system

plate

from

Chart.

above.

Chap.

in

it

4.

ten

3

Cause

or

Poor
used.

Shuttle
threod

race
jomming

race.
Thread

slipped

spool.

Hard

trj
Cause
Driving

and

loose

causing

tight

pressure

Shuffle

race

obstructed
Mechanism

infenor

Peed

oiL

dog

slot.

Bobbin

sewing.

wnen
Thread

balance

tween

bushing.

knotty

without

belt

slips,

on

without

by

clogged

jams

winder

snarled

threod

off

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the

thread.

in

wheel

or

oil

the

in

the

too
too

or

excessive

bearings.

oil

by

up

feed

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engaged

be

up

and

Remedy
Use

or

Clean
race
ter

Place

on
than

Remedy
Either.

belt
belting.
straight.

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or

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chine
glycerine.

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and

readjust
Disengage

Remave

needle.

off

only

a

good

as

12.

the

the

by

only

oil,

the

balance

first-rate

quality

and

instructed

the

spool
transverse
vertical

shorten

inserting
Cut

and

Pfaff
never

both

needle

properly.

bobbin

thread

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of

oil

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in

of

spool

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lengthen

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piece

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belt

oil

shuffle

sewing

salad

the

feed

plate

winder.

with

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wheel).

thread
silk.

shuttle

Chap

thread

rather

pin.

on

the

race.

ma

oil

do
an

thin

a

take

of

or

32

Needle

Cause
Needle

point

by
Needle

thick.

too

Needle

needle

tension

per
Needle

needle
terial

Bobbin

correctly.

Breakage

bent

of

too

bent

plate

bent

plate

pulled.

is

case

and

shuttle,
thin

and

because

too

is

and

because

inserted

or

struck

thread

strkes

tight.

strikes

up-

ma-

in-

Remedy
Replace

prevent
Study

Chart.
Either

use

or

Don’t
ban,
lightly.
thicker

When
case,

place

n

needle
more

Needle

ease

thicker

force

just

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material.

inserting

push

upper

the

guide

in

it

audibly.

at

once

damage.

and

needle.

feeding

material

the

pressure

the

unlil

Thread

tension

mo

bobbin

t

snaps

to

on

Uneven

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Tension

erly.
Thread

stiff.

or
Bobbin

Stitches

regulated

knotty,

too

wound

improp-

heavy

unevenly.

Remedy
Adjust

Chapter

in
Use

Don’t
your

bobbin

the

through

tension.

tension

only

run

finger

6.

first-rate

the

the

as

thread
when
but

bobbin

instructed

thread.

over

winding

it

let

winder

run

33

Caus

of

in

or

tension

Running

the

oil

accumulated

plate

oiled

Lock
race,

Thread

tween

Noisy

Cause
Accumuiatons

mt

Needle
mounted.

Machine
oiled
kerosene.

the

in

discs.

of

shuttle

insufficiently

raCe

improperly

with

shuttle

packed

be-

Remedy
Apply

oiL
Release

thread.

Remedy
Clean

instructed

as
Unscrew

f

necessary,

readjust.

then

Clean
instructed

crd

20.

one

tension

and

and

or

oil

needle

oil

in

two

and

snuttle

in

Chapter

also

machine

Cnapters

drops

plate

feed

c

remov

roc

anc
doc

a

1

34

Fig

35

Improper

Feeding

Cause

Feed

dog

it

does

that

above

ciently

eve!.

Accumulations

between

lint

set

not

needle

tooth

too

of

rise

low

suffi
plate

packed

rows,

,po

Remedy
Adjust

that

so

above

Take

remove

position

it

showsafull

needle

the

needle

off

lint

feed

dog

of

tooth

plate.

and

plate

withastiletto.

Insufficient
presser
terial.

machine

if

has

dog
zero.

foot

been

pressure

on

does

disengaged

the

not

(Chapter

whether

lever

regulat

feed

set

1

1).

at

ing

at

stitch

36

screw

all,

in

V.

check

length

Screw

the

of

ma

feed

or

Fig.

pressure

35

Sewing
although

Cause

nut

Lock

ened
lips

of

the

wrong

Mechanism

balance

cannot

sufficiently

clutch

washer

way.

Steps

wheel

tight-

be

because

fate

(Fig.

lack

36).

nut

is

Remedy

Take

out

and

lack nut,
washer
toward
and

replace

nut

and

tightening

that

sure

:F;g.

fip

d

properly

screw

so

that

the

balance

;t.

screw

the

it

engages

36).

tightened.

a

turn

lips

Screw

and,

a

latter,

(Fig.

clutch
wheel

in

when

make

b&’ina

351

face

lock

36

Chapter

Engagng

1.
Mechanism

Wmding

2.
Changing

3.
Threading

4.
Drawing

5.
Regulating

6.
Choosing

7.
Needle

B.

Changing

9.
Settng

10.
Regulating

11,

Cleaning

12.
Dropping

13.

14.

Using
The

15.
No.

The

16.

17.

The
Embroidering

18.
The

19.

Care

20.
Trouble

21.

and

the

the

Edge

25553

Hemmer

Felling

Feed

and

Dsengoging

and

the

Bobbin

the

Bobbn

the

the

Up

the

Proper

the

Thread

Needle

the

Length
the

Shuttle

the

the

Feed

Attachments

Stitcher

.

No.

Foot

and

Cover

Maintenance

Shooting

Index

Needle

Bobbin

Thread

of

Pressure

Dog

with

No.

Darning

Plate

V

Needle

Chart

Stitch

Race

25579

V

the

Thread

Tensions

.

on

Quilhng

V

25594

25997

No.

.

the

.

Sewing

Materiul

Gouge

Page

10

I

12
12

13

13
15
IS

16
18
20
22

25

26
31

1
2
3

5
7

8

I

o

U

U,U