Union Special 57700R, 57700S, 57700T, 57700U, 57700V User Manual

INDUSTRIAL

F

INE

ST

QU

S

TYLES

57 700R 57700S 577

00

57700U

®

ALITY

T

SEWI MACHINES

N G

57700V

CATALOG

No.

131N

ADVANCED

FIFTY

FLAT

ELASTIC

THOUSAND

BED

METERING

CL

ASS

HIGH

MACHINES

WITH

57700

SPEED

SERIES

DEVICE

UNION SPECIAL

CHICAGO

CORPORATION

Catalog

INSTRUCTIONS

FOR

No.

131

N

ADJUSTING

LIST

57700

R

S

CLASS

57700

First

AND

OF

57700

Styles

Edition

OPERATING

PARTS

57700

V

T

U

Union

Rights

Copyri

Special

Reserved

g

ht

©

By

Corporation

in

All

1974

Countries

UNION SPECIAL CORPORATION

INDUSTRIAL

Printed

SEWING

CHICAGO

in

U.S.A.

2

MACHINES

January,

1979

IDENTIFICATION

OF

MACHINES

Each name Standard letter When

plate

II Z 11

only

Standard

Styles which

57700

differs

11

•

This

herein.

in

this given of

handwheel

It

Class.

from

Advanced

ium

Throw

and

Needle Lubricating Travel,

pared

Double

for

Tensions,

UNION

on

Style

•

Example:

minor

SPECIAL

the

machine.

numbers

changes

Style number.

of

machines

from

catalog

can

also

the

applies

be

Reference

the

operator's

is

toward

High

Speed,

Machines,

Bar

Driving

System,

Filtered

Disc

use

with

Knee

Maximum

Work

machine

Style

11

Style

have

one

57700 R ".

are

made

Example:

similar

Style

number,

APPLICATION

specifically

applied

with

to

direction,

position

the

operator.

STYLES

Two

and

Three

Needle

Bearing

Mechanism,

Oil

Take-up,

Press

for

Space

is

numbers

or

more

in a standard

11

Style

in

construction

in

to

discretion

while

OF

Needles

Needle

Single

Return

Large

Handwheel

Presser

to

Right

identified

are

letters

Special

Style

57700

that

it

contains

OF

CATALOG

the

Standard

to

such

as

seated

MACHINES

Abreast,

Bar

Reservoir,

Pumps

Foot

of

Needle

by a Style

classified

suffixed,

numbers

machine,

11

RZ

•

are

grouped

Styles

some

right,

at

the

machine.

Drive,

Enclosed

for

Head

and

Improved

Lifter,

Bar 8 1/4

number

as

Standard contain

a

under a Class

no

letters.

of

Special

left,

One

front,

Looper,

Light and

Base.

Equipped

but

never

II Z II

is

Example:

machines Styles

back,

Operating

Weight

Positive

Belt

with

Inches

which

and

contain

the

letter

suffixed

of

Flat

Presser

Automatic

Lateral

Guard.

Disc

(209.

is

on

Special.

the

"Z

to

the

number

''Class

as

listed machines etc

.•

are

direction

Bed

Med

Bar

Looper

Pre-

Thread

55

mm).

the

·~

-

577

00

R

Two

needle

to 1 1/2 wool, to

medium

device

,106-LSa-l.

57700 S Three

to

1 1 flat, ium

weight under Type

inches

flat,

and

/2

inches

warp

trimmer.

121

GBS

warp

weight

under

Type

needle

and

materials.

57700 T Twoneedle

3/

16

to

1 1

/2

inches wool, medium under

flat,

warp

weight

trimmer No. 8 only. Seam recommended

plain (6.

35

and

materials. trimmer. 121

plain

(9.

52

to

ribbed

Standard

needle.

differential

(4.

and

ribbed materials. and

thumbscr specification

speed

5500

feed

machine,

to

38.10

ribbed

knit

Standard

GBSneedle.

feed

machine,

38

.10

mm)

knit

garments

Equipped

gauge

Maximum

feed

76

to

38

knit

Equipped

ew

R.P.M.

for

mm)

wide,

garments

Equipped

gauge

Maximum

for

wide,

with

No.

to

and

for

adjustable

16

recommended

machine,

.10

mm)

wide,

garments

with

adjustable

adjusted

offs

406-LSa-1.

attaching

to

rayon,

and

for

with

adjustable

Nos. 8 and

recommended

attaching

rayon, similar

top

only.

Seam

speed

for

attaching

to

and

for

et

differential

Type

elastic

silk,

similar

elastic

silk,

operations driven

specification

5500

rayon, similar

top

driven

121

GBS nee

in

long

cotton,

operations

top

12.

Seam

speed

in

long

cotton,

metering

R.P.M.

elastic

silk,

cotton,

operations

mete

feed.

lengths,

nylon

driven

meterin

specification

5500

lengths,

nylon

on

and

light

device

407-LSa-1.

in

long

nylon

on lig

rin Standa dle.

Maxim

on

light

R.P.M

wool,

to

med-

lengths,

ht

g devk

r d gau

1 / 4 and

g

.

3/8

and

to e,

ge

um

577

00 U Three

3 / 8 wool, to vice... gauge mum

to

1 1

/2

flat,

medium

under

No.

16

recommended

needle

inches

warp

weight

trimmer

only.

STYLES

differential

(9.

52

and

ribbed

materials.

and

thumbscrew

Seam

specification

speed

to

38.10

5500

OF

knit

MACHINES

feed

machine,

mm)

garments

Equipped

R.

Po

M.

(Continued)

for

wide,

and

with

adjustable

adjusted

407-LSa-1.

attaching

to

rayon,

for

similar

offset

Type

elastic

silk,

cotton,

operations

top

driven

differential

121

GBS

in

long

nylon

metering

feed.

needle.

lengths,

and

on

light

de-

Standard

Maxi-

57700 V Same

for

turning

specification

5500

Each denotes number,

in

thousandths

size

number packaged

The

121

GBS. Type 121

GBS

the

No.

R.P.M.

UNION

kind

stamped

represent

and

standard

Below

Round

ball

075/029,

To

have sample on

label. A complete

needle,

as

57700

body

406-LSb-1.

SPECIAL

of

on

of

an

sold

by

is

shank,

point,

needle

or

R,

except

of

garment

Type

needle

shank,

the

inch, Union

needle

the

complete

point,

midway

Special.

recommended

the

description

round

chromium

080/032,

orders

the

order

type

promptly

and

would

without

under

upwardly.

121

GBS

NEEDLES

has

both a type

length,

shank,

groove,

denotes

between

symbol,

needle

and

for

sizes

Description

point,

short,

plated -available

090/036,

100/040.

and

size

number

trimmer,

Standard

needle.

and

finish

largest

shank

which

the

and

is

machines

available

and

single

accurately

should

Needles,

but

gauge

Maximum

size

number.

and

diameter

eye.

given

of

on

the

Sizes

groove,

in

sizes

filled,

be

forwarded.

Type

fitted

with

Nos. 8 and

recommended

The

other

details.

of

blade,

Collectively,

the

label

covered

recommended

struck

groove,

065/025,

an

empty

Use

121 GBS,

body

12.

type

measured

of

allneedles

here

package, description

Size

080/032

folder

Seam

speed

number

The

size

type

is

and

Type

needle.

spotted,

070/027,

a

11

•

Selection

should

pass

Success

use

of

needles

reputation

more

than

of

proper

freely

in

through

the

operation

packaged

for

producing

three-quarters

needle

size

needle

of

under

our

highest

of a century.

is

determined

eye

UNION

brand

quality

in

order

SPECIAL

name,

needles

4

by

the

size

to

produce a good

machines

~.

in

materials

of

can

and

thread

stitch

be

secured

which

is

workmanship

used.

formation.

backed

Thread

only

by

for

a

Fig.

1

Thread

ity.

The ioner needle same

The must screw "FULL 1

00°

is

in

oiling

Excessive

machine

RIGHT

and

eyelet

machine,

manner.

oil

has

be

filled

in

top

cover

" .

Use a straight

Fahrenheit.

gold

other

band

than

as

needle

holes

but

been

before

Maintain

marked

keeping the

oil

and

in

thread closest

the

drained

starting

add

the

THREADING

indicated.

should

to

three

oil

mineral

oil

"LOW".

main

needle

from

to

until level

main

reservoir

AND

The

looper

be

threaded

the

bed

machines

the

operate.

the

needle

oil

of a Saybolt

in

"OPERA

The

machine

reservoir

OILING

threading

casting.

machine

To

of

filled

may

be

5

DIAGRAM

through

The

are

before

fill

machine

oil

gauge

viscosity

TE"

position

is

automatically

is

necessary.

drained

has

been

the

uppermost

machine

threaded

shipping,

(A)

of and

at

the

enlarged

illustrated

in

with is

in

gold

90

to

add

lubricated

plug

for

thread

is a two

substantially

so

the

reservoir

oil,

remove

band

125

oil

screw

marked

seconds

when

(B).

clartens

the

plug

at

needle

and

no

-

C

AUTION!

r e

servoir slowly operation

for

Oil

must

several

can

has

be

then

been

filled

minutes

be

expected

INSTRUCTIONS

LUBRICATION

drained

to

the

to

from

proper

distribute

without

level

FOR MEC

the

main before

the

damage.

reservoir

beginning

oil

to

HANICS

the

various

before

to

ope

shipment,

rate.

parts. Full

Run

so

machin

speed

the

e

RECOMMENDED

Use a straight

cosity

the

Special

voir

cover {B). gold

when CAUTION!

not

one period the needle cover Run distribute

removing the

of

main

specification

at

plug

{A.

Oil

is

band

needle

be

over

It

is

that

has

of

head

cloth

cover,

bar

as

machine

Oil

may

plate

90

to

reservoir.

Fig.

at

maximum

marked

is

It

filled.

recommended

been

time,

link

no

further

oil

to

be

plug

at

OIL

mineral

125

seconds

screw

2)

and

in

gold

is

important

out

be

lubricated

clean

and

the

slowly

the

various

drained

screw

front

This

No.

in

check

"Full".

band

that a new

of

service

out

needle

hand

for

from

{C,

of

the

oil

at

is

175. upper

level

Oil

marked

that

lint oiling

several

parts.

Fig.

machine.

of a Saybolt

100°

equivalent

as

and

main

Fill

crank

oil

when

should

these

for

follows

directly

bar.

will

2)

Fahrenheit

main

level

needle

"Low".

machine,

an

Replace

be

reservoir

located

to

Union

reser-

chamber

at

gauge

be

added

machines

extended

_:

Remove

oil

required.

minutes

below

vis

in

is

in

or

the

head

to

by

-

G

I

l,

w.

1

NOTE:

receive

ing

be with in sealed

OIL

Should followed:

oil

timespot.

greased

GAUGE

The

an

1.

2.

3.

Looper oil

thru

sure

holes

Place

Remove to

Make

oil

See

oil

gauge

adjustment

drain

avoid

the

mainshaft,

holes

in

mainshaft

paragraph

bearings.

is

set

the

machine

the

oil

from

sure

all

and

in

the

on

at

the

become

,

upright

reservoir

the

oil

is

feed

when

drained

lift

so

when

eccentric

"Changing

factory necessary,

reservoir.

eccentrics

assembl-

lines

spot

on a level

plug

to

screw

from

screw

Stitch

show

6

up

is

Length" for

the

however,

table

{C, Fig.

main

reservoir.

proper

the

or

bench.

repacking

oil

level

following

2) and

Fig.

tip

2

feed

in

the

reservoir.

steps

machine

rocker

should

forward

-

be

4.

5.

6.

7.

8.

Remove

Fill

main

shaft Loosen

or "LOW".

Tighten

Add

bushing

right

oil

lower

reservoir

lock

until

lock

so

that

crank

(D,

nut

the

nut

gauge

Fig.

(E)

gauge

(E)

OIL

chamber

to a level

2).

on

calibrating

needle

and

replace

needle

GAUGE (Continued) cover,

even

plug

rests

in

the

locatec!

with

screw

in

screw

middle

the

(F),

the

at bottom

middle

(C).

of

the

and

the

back

contour

turn

of

gold

of

the

band

machine.

of

the

screw

gold

marked

knee

to

band

press

the

left

marked

"FULL".

to

height~

below:

Machine

Styles

Fig.

using

3

the

Test

proper

Plate

No.

test

Right

NEEDLE

Remove chamber needle inside chamber lever ly

and

wall

of notch not

allow

Allow

3.

ALIGNING

Align

pins

and

Test

No.

lever

the

stud

that

the

of

the

1 / 64

test

LEVER

the

cover

bearing

arm

cover,

(B ). its

delivery

bed

casting

needle

the

oiler

inch

THE the

needle

plate

Left

BEARING head

(G,

Fig.

casting,

which

Make

(.

NEEDLE

40

of

sure

lever

to

mm)

the

Test

No.

cover

2).

oiler

below

lubricates

end at

the

shaft

rest

clearance

BAR

bar

right

OILER

(A,

it

is

(C)

back,

on

(A,

and

upper

Check

Fig.

the

upper

tilted

contacts

just

stop

the

needle

as

Fig.

gauge.

crank

position

3)

located

crank

the

needle

downward-

the

inside

above

collar.

lever).

in

Figure

4)

and

See

chart

of

the

(Do

set

698

57700 57700

Insert

er

and serted chine located

plate

er

of

lowest

If

of

needles

that

the

guard.

4)

and

R,

T,

s.

U

the

in

the

using

properly

and

the

test

position.

test

needles

To

turn

V

test

proper

right

the

height pins

plate

(Type

turn

bar

needle

BB-8

698

BB-16

No. right needle

throat

if

and and

correspond

as

plate

the

of

the

rests

test Size

bar,

required.

699 L in

hand

seat.

attaching

test

pins

needle

on

the

test

pins

are

as

required)

with

loosen

Tighten

the

test

Now

align

bar

needle

699 699

left

is

plate,

not the

clamp

R-8 D

seat

(see

chart)

assemble

screws.

with

available,

and

vertical

the

correct

when

align

bar

clamp screw.

7

of

the

needle

should

test

plate

The

needle

holes

when

the

face

the

needle

insert a new

needle

of

screw

699 699

in

the

should-

is

the

(B, Fig.

L

hold-

be

in-

to

ma-

bar

test

at

its

set

bar

needle

is

so

Fig.

4

SYNC

HRONIZING

LOOPER

AND

NEEDLE MOTIONS

heck

C

21227 R as

Insert Place the of hole. the the rests pointer cure in gauge the reading. allowable. the looper rear. shaft

NOTE: chronization

the

throat

the

indicator

the

pointer

handwheel

plate

indicator

Turn

(A)

on

top

aligns

the

indicator

reverse

plate

A

drive

If

the

will

If

gauge

have

the

synchronization

follow

the

contacts

(B ).

of

variation

If

gauge

s:

plate

screws

(D)

handwheel

(D)

so

of

the

with

direction

If

the

reading

is

turned

lever

reading

to

be

No.

may

be

(A,

in the

needle

in

the

indicator

shaft

Fig.

(B)

on

for

attaching.

the

needle in

edge

that

the

bar

11

"0

•

Tighten

this

position.

until

motions

of

one

is

in

the

will

is

lower.,

moved

21227 R is

checked

of

the

5)

in

the

throat

thread

operating

of

gauge

left

end

and

the

Turn

(A)

are

in

will

return graduation higher

operating

have

to

the

as

on

to

the

looper

front.

not

follows:

looper

plate

Place

take

direction

plate

of

the

right

set

the

again

synchronization.,

on

the

direction.,

be

available.,

and

seat

the

shank

-up

(B)

pointer

end

screw

handwheel

contacts

to

the

scale

moved

drive

rocker

and

to

needle

using

(C) wire until

set

(E)

of

the

se

same when

the

to

the

lever

syn-

is

.

-

motions.,

using

•

gauge

u

No.

D

Insert handwheel looper., the dle

wheel

moves right spect

(C)

chronizing

right with

in

needle.

to

take

moving respect

to

the

in

operating

needle.

reverse

the

left

If

the

looper

.

Fig.

up

the

stud

looper

to

the

Note

to

the

direction

and

the

motions

6

end

(A).,

in

the direction

left.,

the

looper is

even

point

play

tighten

looper

is

even

height

point.,

until

synchronize.,

will

between

the

rocker

until

with

of

the then

the

with

the

be

the allowable. to

the wheel looper to

the the

stud clamp (C). A light

the ward throat

oil drive

that

the

looper

and

the

eye

turn

looper

left

the

same.

point

is

turned

drive

rear.

reverse.

To

move

to

the

screw

stud.,

reservoir

is

(towards

plate

lever

required.

looper

drive

turn

point

left

side

of

the

point

side

height

A

If

the

of

the

shaft

Moving

the

rear

(B,

tap

all

support.,

back

rocker

drive

lever

the

of

the

of

nee-

hand-

again

of

the

of

the

variation

distance

looper

in

the

operating

synchronizing

it

in

looper

(away

Fig.

with a small that operator).,

Then,

on

from

6)

is

required.

oil cover. shaft.,

using

lever

the

shaft.,

eye

of

• 005

from

is

greatest

the

opposite

drive

operator).,

in

the

hammer.,

remove

reservoir

A

light

toward

the

rocker

with

Fig.

the

needle

inch

the

eye

when

direction.,

stud

direction

shaft

looper

synchronizing

To

move

the

top

tap

on

the

operator

looper

shaft

clamp

5

with

(.13

of

the

move

(A,

loosen drive directly

stud

cloth

cover

the

drive

and

its

screw

mm)

needle

hand-

Fig.

acts

lever

for-

plate.,

looper

is

lever

syn-

(B ).

re-

is

the

6)

the

on

and

all

8

SYNCHRONIZING

LOOPER

AND

of looper No. in side the

If

screw

(D)

NEEDLE

With

the

its

travel,

connecting

21227

gauge

left

edge

over

of

side

adjustment

(C ),

as

required

MOTIONS (Continued)

looper

check

D (A,

threaded

the

of

is

reposition

at

the

rod

Fig.

gauge

the

looper

necessary,

and

retighten

the

extreme

location

bearing,

7).

stud

should

rocker

looper

Place

and

locate

loosen

clamp

right

of

the

using

the

cone

drive

end

right

gaug

the

hole left against

(B).

clamp

lever

screw.

e

in-

venting

oil

SETTING

Insert a new

and

size

as

(4.

76

mm),

the

distance

the

point looper gauge making gauge

is

No.

this

setting

machine

(C)

(it

has a left

rod

(E

).,

turn

to

obtain first joint

nut

is

in

adjustment.

Fig.

leakage,

THE

LOOPER

specified.

for

example,

from

of

the

looper

at

its

21225-3/16

adjustment.

and

Style.

If

the

specified

(D)

and

vertical

7

and

needle

If

the

center is

farthest

can

looper

adjustment

hand

thread)

connecting

dimension.

then

nut

position

take

up

in

the

looper

set

the

of

3/16

inch

position

be

Refer

gauge

and

rod

(C).

and

all

right

looper

the

(4.

to

used

to

number

is

required,

nut forward Retighten

Make

does

NOTE:

repositioned,

assure

the

end

play.

needle

gauge right

76

the

seat,

is

3 /

(A.,

Fig.

needle

mm)when

right.

Looper

advantageously

chart

for

applicable

loosen

(D)

on

connecting

or

backward

both

sure

not

the

bind

left

Whenever

that

"O"

type

16

inch

8)

so

(B)

to

the

in

looper

to

nut

nuts.,

ball

after

apply

ring

looper

pressure

is

drive

lever

to

compressed,

Fig.

8

rear

is to

pre-

Machine

Style

57700 57700 57700 57700 57700 57700

The

looper

the

needle, ment quired.

is

its

necessary,

T

urning counterclockwise adjustment check

the

may

adjustment.

R-8 S-16

T-8 U-16 V-8 V-12

is

point

stop

acts

prove

set

correctly

brushes,

loosen

screw

the helpful.

lock

reverse.

Looper

Setting

7

/32

inch 3/16 7/32

3/16 7 7

/32 /32

but

inch

in

line-of-feed,

does

screw

clockwise

Holding

Tighten

Gauge

(5.

56

mm)

(4.

76

mm) (5.56 (4. (5.

(5.

not

(F,

76 56 56

pick

Fig.

mm) mm) mm) mm)

sets the

looper

lock

screw

9

if,

at

the

8) looper

as

and

to

when

it

rear

turn

the

moves

of

stop

to

the

front

setting

Looper

Gauge

Number

21225-7/32 21225-3/16 21225-7/32 21225-3/16 21225-7/32 21225-7/32

to

the

needle.

screw

rear

and

while

is

obtained

left,

If

(G)

behind

adjust-

as

turning

making

and

re-

it

this

re-

The were top

of looper loosen tighten when

The

slots

of

the

height

used

moving

to

its

eye

point

screw

screw.

needles

in

throat

looper.

of

"align"

is

3/64

flush

(B,

Care

it

up

are

plate.

the

with

Fig.

or

SETTING

needle

inch

the

4)

and

should

down.

to

have

The

HEIGHT

bar

should

bar.

(1.19

left

be

descending

If

mm)

side

move

taken

equal

not.,

OF

be

correct

the

below

of

the

left

needle

not

to

clearance

needles

NEEDLE

height

the

needle.

bar

(A)

disturb

on

must

BAR

if

proper

of

the

needle

underside

If

up

or

the

alignment

the

right

be

deflected

test

plate

is

of

the adjustment down

and

as

of

left

alike

and

correct

looper.,

is

necessary.,

required

the

needle

sides

on

test when

with

and

of

needle

the

pins

the

re-

bar

back

The

differential depth abovethe ment

B.,

retighten dog 1/32 surface across-the-line-of-feed. loosening

permittingthe backward

treme slightly, collars securely.

ment.

of a full

throatplate

can

be

Fig.

(.79mm)

12 ),

screw.

should

inch

(.79

of

throat

set

or

circumstances

to

the

(C,

Fig.

Make

1/

/ J~ _

tooth

clear

rotated

11

--=r

or

made

raise

At

the

mm)

plate

screws

differentialf

right

1 0)

sure

--J.,

~

JIT -

·

r.

SETTING

feed

approximately

at

highestpoint

by

loosening

or

lower

maximum

forward

Fig.

and

Adjustments

( )

A.,

as

needed

it

may

or

left

and

moving

the

feed

!LEVEL

THE

(FOR

dog

should

feed

l0;also

centered

Fig.

eed

bar

to

be

to

meet

rocker

DIFFERENTIAL

STYLES

3 / 64

screw

dog

feed

end

of

parallel

in

10

(B.,

acquire necessary

these

feed

SETTING

(FOR

depth point plate

57700 T and

be

set inch

oftravel.

(A,

(B,

travel,

throat

can

or

C,

Fig.

the

rocker arm

STYLES

The

main of a full of

travel and

at

maximum

to

(1.

Fig. 9 or

Fig.

to

plate

be

Fig.

10

to

conditions.

does

THE

FEED

U)

rise

the

plate

made

aforementioned

(D);

the

19mm)

Adjust-

9)

and

feed

by

the

top

slot

by

12 ,

or

D,

Fig.

shift

MAIN

feed tooth

the

This

retighten

not

bind

FEED

57700 T and

dog

should

above

centered

feed

12).,

complete

after

travel.

DOG

B

to

conditions.

can

be

collars

making

DOG

U)

also

the

throat

in

F"

be

done

the

1g.

moved

feed

and

be

set

plate

slots

9

forward.,

Under

mechanism

by

loosening

set

screws

this

adjust-

to

rise

at

highest

of

throat

ex-

the

To

of-feed, ed,

retighten

Fig. 10

loosen

nut

nut.

(A,

Fig.

12)

screw

be

moved.

the

main

tained. NOTE:

height guard

To

plate

11

).,

retighten

and

move feed

raise

(C,

Retighten

Any

will

setting.

center

acro

move

10

or

Fig.

NOTE:

feed

dog

change

necessitate

main

ss-

line-of-feed,

feed

screws.

rocker

lower

9) Screw

(F)

screw

dog

allowing

in

to

To

main

(E)

when

feed dog

the rig

center

forward

(C).

the

a

specified

setting

check

loosen

feed

must

in

ht

the

or

dog., dog

of

the

feed

backward

holder

be

set

height

of

main

the

slots

screws

left

loosen

rear

as dog

to

support

feed

of

(A,

r e

quired.,

in-line-

as

Allen (D)

to

is

ob-

dog

needle

throat

Fig.

need-

N

OTE

: R

echeck

SE

TTING

differential

SE

TTING

THE

(FOR

feed

THE

(FOR

MAIN

STYLES

dog

DIFFERENTIAL

STYLES

FEED

57700 T and

setting.

57700 T and

DOG

FEED

(Continued)

U)

RATIO

U)

SETTING

(FOR

13) there all the tooth inch

throat

with

point

supporting

the

setting.

hold

STYLES

Set

the

in

the

is

sides. See

teeth

or

(1.

plate

the

of

feed

Fig.

THE

throat

equal

extend

approximately

19

throat

travel.

screw

dog,

Screw

dog

FEED

57700

feed

dog

plate

clearance

that

the

mm) and

to

in

above

are

plate at high

Adjust

(C

maintain

(D)

position.

11

R,

(A,

tips

depth

parallel

),

is

used

DOG

S,

V)

Fig.

(B)

so

on

of

3 / 64

the

under

this

to

a

'The loosening selector

The

screw

through

side.

slide

amount ward

differential

infinite ratio dog chine

feed back

the

Moving

(C)

of

the

These

stretching

of

set

at 9 stitches

by

hand,

dog

end

differential

screw

slide

and

top

toward

differential

rear

feed. styles

up

clears

of

its

(B,

(C)

selector

of

the

decreases

to 2 to

making

the

stroke.

feed

Fig.

11)

to

the

desired

slide

the

cloth

differential

the

front

and

Retighten

of

machines ability 1,

with

per

sure

main

ratio

are

plate

the

and a gathering

the

inch.

the feed

is

and

move

position.

accessible

on

the

feed

selector increases moving

amount

screw.

have

main

Turn

differential

dog

set

it

at

by

the

left

the to-

an

feed ma-

the

of

If parallel loosen turn lower

rection,

with

screw

feed

the

with

nut

front

feed

travel

dog

the

(A,

(B)

Fig.

teeth

throat

Fig.

clockwise

teeth

13

dog

should

set

are

not

plate,

14)

and

to

and

counterclockwise

have

to

desired

feed

left the move the not

bind

equal

stitch

dog

is

Should

or

right,

feed

rocker

feed

screws.

after

When

clearance

length.

11

to

raise

set

properly.

it

be

necessary

loosen

(B)

rocker

Make

handwheel

to

sure

making

at

the

front

screws

ontothe

desired

this

is

both

Fig.

the

12

teeth.

to

(A,

feed

adjustment.

turned

ends

Retighten

move

position

Fig.

rocker

in

of

throat

the

nut

feed

dog

to

15

),

which

shaft

then

arm

operating di-

retighten

(D)

p1a

te slots,

(C)

when

the

hold

and

does

S

Fig

.

15)

for

ward

SET

TING TH

(FOR

Set

that

it

(E)

when

of

.

005

low

as

in

about

of

the

dle.

To

needle

SE

hould

which

or

STYLES

the

does

at

inch

possible,

3/64

looper

move

guard

TTI

NG T

it

be ne

clamps

backward

E RE

rear

not its

(.13

needle

quite

most

yet

inch

(F

),

needle

as

required,

HE

cessary

the

as

AR

NEEDLE

57700

contact

forward

mm)

is

have

(1.

19

moving

guard,

FEED

DOG (C

to

move

feed

necessary.

T

and

guard

the

point

permissible.

its

vertical

mm)

to

of

the

merely

and

ontinued) (FOR

the

rocker

Retighten

GUARD

U)

(D,

Fig.

rear

of

the

needle,

left,

is

loosen

retighten

feed

arm

11)

of

the

travel.

It

should

face

even

screw

screw.

dog

forward

to

the

feed

nut.

horizontally

right A

ne

clearance

be

set

approach

until

with

the

the nee -

(G),

STYLES

or

backward,

rocker

so

edl

e

as

with-

point

move

57700

and

move

R,

S,

loosen

F

V)

feed

ig.

14

nut rock

(E,

er

NOTE: Adjustment feed

dog

height.

SETTING

A

loosen guard guard

screw and is

properly

(F),

counterclockwise

of

THE

and

set.

the

REAR

Fig.

turn

rear

NEEDLE

15

screw

to

raise

needle

(G)

it.

guard

GUARD

clockwise

Retighten

will

(FOR

to

screw

necessitate

STYLES

Set

(C,

Fig.

it

does

of

the

its

most

A

clearance mm) be have within of the left, move

set

its

the

looper

is

about

needle,

needle

a

check

57700

the

rear

14)

horizontally

not

quite

right

needle

forward

of

permissible.

as

low

as

vertical

3/

64

until

(E

),

even

with

guard

backward1 merely

(F),

move quired1 raise lower

(F)

needle

and

or

lower

needle

after

retighten

of

R,

S,

needle

contact

(D)

point

•

005

possible,

face

inch

(1.19

the

moving

the

needle.

forward loosen guard

screw.

needle

the

main

V)

guard

so

that

the

rear

when

of

travel.

inch

It

(.

should

approach

mm)

point

to

screw

as

re-

guard

at

13

yet

of

the

To

or

To

1

NOTE: needle

SETTING

toward

looper

as

low until needle. guard ward1 merely tighten guard

Set

the

or

and

A

change

guard

setting.

FRONT

the

front

the

path

may

brush

as

possible1 yet

point

The

right

of

front

needle

loosen

screws.

retighten

in

stitch

NEEDLE

needle

of

the

looper

but

not

the

looper

needle

at

screws

To

raise1 lower

screws

guard

pick

have

guard

any

length

GUARD

so

that

as

it

at

the

its

vertical

is

just should

time.

To

(H1 Fig.

after

guard

will

it

moves

left

past

not

move

or

rotate

require

pushes

behind

needle.

face

the

contact

guard

11)

move

needle

is

properly

a

the

push

left

forward

change

left

the

It

should

the

side

the needle

guard,

set.

12

in

needle

needle.

left

of

the

rear

or

guard

rear

back

The

be

set

needle

left

needle

back-

loosen

as

required

screws

F.

ig.

(J),

16

and

move

re-

NO

TE: A c

se

tting.

SE

hange in

TTING

stitch

FRONT

length

NEEDLE

WILL

NOT

GUARD (C

require

ontinued)

a

change

in

front

needle

guard

Set

the

(F,

Fig. turning the

head

15) 1 /2

the

stitch

of

the

in a clockwise

"S")

and

turning regulating structive

shaped

On

after

can

years

be packing from No.

the

28604

The presser entirely

If

cated

at

tighten

stud

damage

key

slot

Styles

of

accomplished

needle

tube

P.

thread

foot

released

adjustment

the

back

screw.

stitch

turn

adjusting

main

direction

it

toward

to

in

the

57700

operation

bearings,

to

avoid

Replace

tension

is

raised

when

of

After

CHANGING

to

required

(it

has a left

shaft

shortens

screw

(H)

length.

thread)

(G)

which

the

is

stitch

in a counterclockwise

the

ferrule

R,

Sand

at

by

"L").

feed

the

loosening

parts

drive

(K).

V,

feed

must

Retighten

bearing,

the

feed

rocker

Allen

contamination.

shaft

to

is

needed,

the

adjustment

inserting

THREAD

release

within

the

presser

machine

is

1 / 8

loosen

and

there

TENSION

set

inch

foot

move

STITCH

This

on

located

marked

direction

rocker needle

screw

be

clean

Tube

tapered

correctly

(3.17

has

tension

should

LENGTH

is

accomplished

the

end

under

with

(moves

lengthens

the

lock

the

key

assembly

bearings

(N)

and

of

grease

end

first

RELEASE

when

mm)

reached

release

tension

be

no

of

the

"L"

stitch

nut

screw

and

grease

and

of

its

lever

disc

binding

by

stitch

left

end

and

"S".

regulating

the

securely.

(J)

must

may

(L

and

remove

should

can

be

tighten

it

begins

the

end

highest

screw

separator

at

any

loosening

regulating

of

the

cloth

Turning

stud

stitch

(moves

To

engage

require

M,

Fig.

shaft

be

applied

supplied

screw

to

function

of

its

travel

position.

(A,

as

required.

point.

lock stud

plate

the

screw

toward

stitch

prevent

the

lubrication

15).

(P).

When

directly

under

(N

).

as

and

Fig.

16)

nut

and

in

the

de-

"U"

This

part

the

is

lo-

Re-

The remove Also

there surface of

head

resting

If

adjustment

bar

is

in

foot

down

a

screwdriver

setting

presser

The

(A.,

Fig. 1 7)

rocker

shaft

NOTE:

in

the assembly in

the

height

the

presser

should

of

the opening on

the

low

on

the

by

turning

foot

can

metering

positioned

lever

Once

the

clutch

of

the

be

presser

in

the

throat

is

position.

throat

to

obtain

handwheel

be

device

(C

metering rocker

as

near

drive

SETTING

presser

foot

when

approximately

bar

connection

bed

when

plate.,

needed.,

with

turn

Loosen

plate

the

removed

surface.,

1 /

as

METERING

MUST

at

any

).

device

shaft

VER

TIC

lever

are

HEIGHT

bar

the

foot

the

foot

the

handwheel

16

inch

so

that

mentioned

DEVICE

operate

point

has

lever

AL

as

being

(C,

Fig.

lifter

1/16

and

lifter

feed

dog

screw

pry

(1.

5 9

needle

freely

in

the

been

are

provided

possible

used.

OF

PRESSER

4)

is

set

lever

inch

guide

lever

down

in

(E.,

up

presser

mm)

bar

in

(1.

59

(D.,

Fig.

is

below

operating

Fig.

4)

setting

is

in

mm)

ADJUSTMENTS

with

clutch

adjusted

when

drive

properly.,

for

positioning the

EXTREME

BAR

correctly

Fig.

16)

clearance

4)

and

released

the

throat

direction

then,

bar

its

while

connection

and

retighten

high

paragraph.

the

connecting

lever

if

is

the

and

position

(B)

the

(2)

right

it

is

possible

fully

the

depressed.

between

bottom

presser

lower

surface

plate.

until

holding

the

presser

and

guide

screw.

and

rod

assembly

and

the

threaded

needle

Check see

clutch

holes

connecting rod

or

left

positions

to

foot

with

if

13

If

adjustment

bly.

There

of

ball

stud

up

or

down

either

extreme connecting drive

as

lever

described

should

(Fig.

as

required,

rod

assembly

may

in

ME

TERING

is

required,

be 2 inches

17).

Reposition

so

the

of

travel

while

should

require a slight

"NOTE

11

•

DEVICE

first,

ADJUSTMENTS

check

(50. 8 mm)

clutch

connecting

turning

handwheel

have a SLIGHT

adjustment

and/

or between drive

lever

rod

when

(Continued)

adjust

centerline

(B)

assembly

in

the

SHAKE

moving

the

connecting

of

on

the

does

operating

in

all

connecting

screw

and

needle

not

bind,

direction.

positions.

rod

centerline

lever

moving

The

rod

assembly

ass

shaft,

clutch

em

The

-

to

As

in

the

clutch

to

the

right,

The length inate

may

overthrow essary, overthrow wise throw. ing

acts

Too

device

Tension

ing

set

Normal

The

against

the

The

plate

be moved

(D)

it

and

surface,

made

up

to

obtain

should

C)

securely.

sewing conditions

drive

lever,

decreases

clutch

loosen

(viewed

the

mechanism.

screws

setting

tape

brake

necessitate

of

the

nut

from

reverse.

much

on

brake

the

and

metering rotating

about

guides

presser

is

a metering

(D,

NOTE:

Retighten

1 / 4

(H)

foot

(FOR

lower by

or remain

knife

at

approximately

loosening

down;

the

loosening

proper

tight

(A,

hexagonal

shear

at

require, increases

the

amount

set

at

change

Fig.

the

17)

handwheel

pressure

device

hexagon

turn.

are

guide.

UNDER

ALL

Fig.

(2)

angle.

all

times.

moving

the

of

the

factory,

in

the device and

Apply

will nut

pressure

collar

set

correctly

TRIMMER

STYLES

18)

should

a

one

degree

head

screw

screws

Never

After

Fig.

17

the

amount

elastic

amount

at

high

turn

end

only

bushing

of

enough

create

(D).

EXCEPT

be

(C)

will

loosen

adjustments

connecting

of

elastic

being

metered.

rod

being

though a considerable

of

brake

speeds.

machine);

brake

excessive

roller

(G)

as

required,

when

they

(E)

clockwise

turning

pressure heat

(F)

hold

pressure

Should

bushing

and

can

be

retighten

the

ADJUSTMENTS

set

with

shear

(B, Fig.

allow

screw

57700

cutting

angle

18) positioning

V)

edge

(Fig.

permitting

(E)

for

are

made,

18A).

assembly

metered;

change

required

adjustment

to

lessen

counterclock-

to

eliminate

wear

to

adjusted

set

elastic

flush

Adjustment

lower

of

lower

adjusting

tighten

to

the

moving

in

stitch

to

elim-

be

clutch

over-

the

meter-

by

loosen-

screws.

to

the

with

knife knife

throat

to

block

purposes,

screws

left,

it

nec-

left

can

be

(B

14

The

centerline

be

accomplished

ward

obtain

or

proper

upper

of

rearward;

knife

right

positioning

UNDERTRIMMER

(F,

needle

by

loosening

loosen

(FOR

ALL

Fig.

and

screws

for

18)

to

screw

up

ADJUSTMENTS

STYLES

should

engage

(G)

(H

and

down

EXCEPT

be

set

lower

knife

permitting

J)

and

movements.

to

for

turn

(Continued)

57700

align

upper

V)

its

full

cutting

eccentric

Retighten

cutting

knife

length.

to

(K)

as

screws

edge

be

moved

required

with the

This

securely.

can

for-

to

Lower

or

decreased

Thread

knife

by

adjusting

Fig.

machine

is

19

Fig.

spring

as

18

pressed

stud

(A,

indicated

THREAD

against

Fig.

may screw

bracket.

lock lower

necting upper bottom of

upper

THREADING

in

Fig. 1 and start

upper

19)

which

be

secured

(C)

With

Set

upper

collar

knife

the rod

chip

chute

of

stroke

knife.

TENSIONS

knife.

is

and

(L,

block

lower

and

Pressure

locked

in

locking

knife

Fig.

(D ).

chip cast-off to and

sewing on a piece

any

in

18)

chute

clear

tight

by

nut

position

nut

(D)

UP

so

to

support

the

against

can (B).

by

against

position,

it

barely

clear

plate.

lower

the

Fig.

be

increased

Lower

tightening

contacts

looper

chip

chute

right

of

18A

knife

support

set

and

con-

Set

the

at

side

fabric.

The

stitches

be

just

tension

on

sufficient

the

on

the

under

to

steady

needle

surface

the

threads

of

the

thread.

should

fabric.

15

be

Te

only

nsion

sufficient

on

the

to

looper

produce

thread

uniform

should