Union Special 2800 E-2 User Manual

V/ni(m5p€cial.

INEST

STYLE

2800

OUALITY

:

E-2

j

■

■ ■ ■

AUTOMATED

SYSTEMS

INSTRUCTIONS

AND

PARTS

FOR

No.

501A

1

Ij/rWQTlSpCCicdL

TROUSER

400

N.

FLY

FRANKLIN

SEWING

ST.,

CHICAGO,

LIST

STATION

CORPORATION

ILL.

60610

This

technical

needed

and

so

The

functions

to

the

no

figure

electrical

malfunctions.

An

INDEX

shoot a particular

Station

nearly

matches

TROUBLESHOOTING

Each

STEP*

outlines

action

to

are

to

be

scribe

how

manual

has

do a particular

illustrations

numbers

in

OF

refer

the

be

taken.

to

how

are

never

or

references

portion

the

of

2800

the

E-2

MALFUNCTIONS

problem.

to

the

INDEX

the

problem.

section,

troubleshooting

entire

troubleshooting

taken,

and

the

Each

perform

to

bubble

that

interpret

FOREWORD

been

prepared

job

in

illustrated,

referenced

are

in

the

easy

in

the

needed.

to

text - The

TROUBLESHOOTING

Trouser

action.

the

Fly

Sewing

is

provided

To

use

the

manual

OF

MALFUNCTIONS

The

INDEX

and

gives

procedure

OF

the

page

is

presented

procedure.

arrangement

also

results

of

the

has a code

The

flow

lines

of

the

action

Station,

to

Each

bubbles

letter

STEP*

MALFUNCTIONS

leading

format.

follow

steps.

illustration

section

and

allow

you

to

troubleshoot

and

number

in a logic

"bubble"

in

which

out

just

taken.

The

No

provides

to

determine

to

refer

locate

on

which

sequence

of

the

chart

keys

it

of

each

fi^re

is

the

to

a

the

lists

each

flow

shows

to a series

bubble

procedures

numbers

always

information

"probable

the

malfunctioning

malfunction

the

procedure

flowchart,

provide

the

are

used

to

in

the

text

needed

failures"

to

causing

needed

Trouser

description

malfunctions

begins.

or

chart

contains a statement

the

order

of

illustrated

show

which

covered

"bubble

in

chart"

which

these

steps

action

information

this

format,

it

supports,

define

mal

such

to

trouble-

Fly

Sewing

that

most

in

the

which

of

an

actions

which

to

de

perform

SIMPLIFIED

TECHMQVES

'

EMPHASIZING

PERFORMANCE

570

Seventh

Developed

IT/

Avenue,

(NDUSmiAl

TCACKWe CORPORATION

New

FOR

by

SYSTEMS

York,

New

York

CORPORATION

10018

Catalog

INSTRUCTIONS

No.

FOR

501

A

LEFT

ADJUSTING

TROUSER

FIRST

AND

FLY

2800

EDITION

OPERATING

SEWING

E-2

STATION

Copyright

1973

By

May,

Union

Rights

1973

Special

Corporation

Chicago,

Resen/ed

Printed

in

III.

All

Countries

U.S.A.

CONTENTS

Section

I

II

III

IV

GENERAL

A.

Operation

B.

Specifications

INFORMATION

INSTALLATION

A.

Inspection

B.

Check

Machine

C.

Check

Drive

Cable

D.

Check

Needle

Alignment

E.

Check

Oil

F.

Check

Rotation

G.

Installation

H.

Operation

I.

Stand-Up

OPERATOR

A.

Operating

B.

Machine

C.

Sequence

Timing

DESCRIPTION

A.

Switches

B.

Carriage

C.

Photocell

D.

Stop

E.

Slow

F.

Clamp

G.

Backtack

H.

Bobbin

I.

Pneumatic

J.

Unit

K.

Sewing

installation

INSTRUCTIONS

Hints

Care

of

Operation

Chart

Return

Position Speed

Mechanical

Control

Start

Raise

Delay

Length

Winder

Controls

Head

Adjustments

AND

PRE-OPERATING

Head

of

Sewing

AND

ADJUSTMENT

Control

Adjustment

Control

Systems

Head

Title

OF

INSTRUCTIONS

ELECTRICAL

CONTROLS

Page

1

2

3

4

5 6

9

11

13

14

15 15 15 15

16

16 20

V

VI

VII

VIII

GENERAL

A.

Cleaning

Lubrication

Replacement

PARTS

MAINTENANCE

LISTS

SCHEMATICS

TROUBLESHOOTING

25

27

40

43

ADJ.

KNOB

F0"RT-^SEWING

GENERAL

HEAD

SECTION

INFORMATION

I

MAIN

CONTROL

BOX

START

MAINTOWER

SWITCH

POSITI

GARMENT

STOP

FILTER & LUBRICATOR

A.

OPERATION

Load

the

pre-pressed

switch.

pre-selected if

and

The

clamp

spot

required,

return

and

to

the

fly

will

lower;

or

end

of

cut

the

threads.

starting

and

press

the

machine

the

garment,

The

position.

the

two

clamp

position

will

stop,

or

will

foot

sew

to

the

backtack

then

lift

B.

SPECIFICATIONS

(1)

Mechanical

(2)

Stitching

Sewing Sewing Sewing Stitch

Backtack

Electrical

Profile

Head Speed Capacity

Range

2

1/2

(64mm)

(19mm—45mm)

3/4"to I 3/4"

3/4"

(45mm)

I

63400

4000

1/4 10—ISspi

0

4"to

(102mm

kbz

rpm

inch

(6.4

to

10

stitches - stitch

(2.5

f

l4i/2"

~

368mm)

mm)

at

waistband

mm—1.5

mm)

length

60%

i

6

1/4"

(159mm)

T

I

|

of

pre-selected

MAX

stitch

length

Sewing

(3)

Pneumatic

Operating

Air

(4)

Physical

Shipping

Operating

Required

Unit

Voltage

Machine

Pressure

Consumption

Information

Floor

Size

Weight

Container

Drive

Space

220 V ± 220 V ± 380 V ±

440 V ±

Quick-Stop

45—55psi

2-1/2

5' X 5'

54

high

Sit

(812

Stand

(1067

600

62

52

wide

15%, 3 phase 10%, 3 phase 10%, 3 phase

10%, 3 phase

(3.16—3.87

cu

ft/min

(1524

inches

(1372

down

operating

mm)

up

operating

mm)

lbs

(272

cu

ft

(1.76

inches

(1320

needle

positioner

(70

liters/min)

mm x 1524

mm)

long,

height

kgs)

cu

m)

mm)

high,

at 6 amps, at 7 amps, at 5 amps,

at 4 amps,

kg/sq

60

50

electro-drive.

cm)

mm)

includes

29

inches

adjustable

59

inches

Hz Hz Hz

Hz

operator

(737

mm)

from

28

from

38

(1550

space

wide,

inches

mm)

long,

42

(711

(965

35

inches

(1067

mm)

to

mm)

to

inches

(890

32

inches

42

inches

mm)

A.

INSPECTION

11)

tion

in

(2)

sewing

B.

CHECK

(1)

Check

Shake

the

exceed

poor

center

After

to

check

the

work

Remove

head,

The

following

to

avoid

Remove

the

head

1/64

sewing

of

uncrating

for

area.

all

shipping

clamp,

damage

MACHINE

the

bed

position

machine

in

the

drip

inch:

because

the

clamp

INSTALLATION

unit,

any

Level

obvious

the

damage.

unit

clamps

motors,

CAUTION

instructions

to

HEAD

two

the

unit.

sheet

etc.

must

metal

spring

to

check

for

pan

base.

more

than

this

the

needle

plate.

AND

make a visual

Place

the

in

the

normal

and/or

be

covers

for

shipping

excessive

Movement

amount

will

not

manner.

tape

from

followed

from

the

damage.

motion

should

will

be

aligned

SECTION

PRE-OPERATING

inspec

unit

the

unit.

of

not

cause

in

D.

II

CHECK

(1)

(2)

an.d

manually

ing

the

that

the

entire

to

Section

INSTRUCTIONS

NEEDLE

Insert

new

Raise

the

move

left

horizontal

needle

travel.

IV,

paragraph

ALIGNMENT

needle

clamp

slightly

it

through

is

in

the

If

needle

and

position

drive

center

is

not

J4.

needle

from

the

its

entire

pulley.

Carefully

of

the

in

center

bar

work

travel

by

clamp

of

slot,

down.

surface

rotat

check

slot

for

refer

E.

CHECK

MANUALLY

CHECK

OIL

CLAMP

MOVE

CARR

I

ALIGNMENT

AGE

CHECK

DRIVE

CABLE

CHECK

OIL

LEVEL

F.

CHECK

(1)

(2)

panel.

(3)

(4)

(5)

(6)

atCH-

(7)

three

switch

G.

INSTALLATION

The must

tion

(1)

wheel

the

stroke.

ROTATION

Be

sure

Remove

Connect

Turn

main

Manually

Proper

position.

If

rotation

incoming

box.

unit

be

grounded

for

the

Turn

main

(clockwise

needle

thread

OF

SEWING

air

is

not

connected

synchronizer

power

supply

switch

ON.

depress

rotation

is

operator

clutch

is

clockwise

is

wrong,

power

supply

CAUTION

properly

to

ensure

and

power

switch

from

the

takeup

grounded.

lever

HEAD

to

unit.

plug

from

to

main

switch

arm

on

main

looking

simply

reverse

lines

to

Your

adequate

the

equipment.

OFF

and

operator's

is

1/8

inch

motor

control

box.

motor.

from

oper-

any

two

the

unit

main

outlet

protec

rotate

hand-

position)

below

until

top

of

Ilubricator!

OIL

LUBRICATOR

Be

sure

the

contaminants

ing

to

the

unit.

during

the

sure

no

appreciable cumulated ing

the

plunger

bowl.

If

the

is

not

build

malfunction. A considerable

will system

removed,

up

in

then

before

be

AND

NOTE

supply

line

and/or

Also,

first

half

moisture

control

can

in

the

accumulation

excessive

system,

required

resuming

moisture

observe

hour

accumulation

to

CONNECT

has

been

the

of

operation

be

drained

bottom

in

oil

eventually

amount

drain

normal

IREGULATOR

EADJUST

Iknob

AIR

SUPPLY

purged

before

air

filter

of

attach

to

occurs.

by

depress

of

the

air

filter

the

filter

and

water

causing

of

and

clean

operation.

AIR

SUPPLY

LINE

any

bowl

be

Ac

bowl

will

time

the

POSITION

(2)

Be

sure

all

trol

panel.

Add

unit

Turn

oil

to

Section

and

ON.

(3)

maintenance.

to

the

TAKE-UP

plugs

both

the

air

adjust

the

take-up

LEVER

are

plugged

main

and

control

lubricator

VI.

Connect

regulator

into

the

motor

box

switches

per

instructions

the

air

45

supply

psi.

to

con

line

in

(4)

Locate

inches

above

needle.

Turn

(5)

Thread

diagrams. 116,

material; um magnetic

This

135 X 9

135-RMN-216,

ball

point

bobbin

the

sewing

the

light

ADJUST

the

machine

size

for

case

light

table

and

about 4 inches

to

illuminate ti^e

SEWING

according

uses

16,

regular

135 x 9

either

knit

No.

63913

approximately 9 to

to

right

needle

area.

SEWING LIGHT

LIGHT

to

the

threading

needle

types

round

SUK

or

woven

135-RMN-

point

for

size

16,

material;

woven

medi

B.

10

of

and

F.

CHECK

(1)

Be

(2)

Remove

panel.

(3)

Connect

(4)

Turn

(5)

Manually

(6)

Proper

ator

position.

(7)

If

three

incoming

switch

box.

G.

INSTALLATION

The

must

tion

for

(1)

Add

maintenance,

to

the

unit

ROTATION

sure

air

is

synchronizer

power

main

switch

depress

rotation

is

power

unit

is

properly

be

grounded

the

operator

oil

to

the

Section

and

adjust

OF

SEWING

not

connected'to

plug

supply

to

ON.

clutch

is

clockwise

wrong,

simply

supply

CAUTION

grounded.

to

ensure

and

the

air

lubricator

V.

Connect

the

regulator

HEAD

unit.

from

main

switch

arm

on

main

looking

reverse

lines

to

Your

adequate

equipment.

per the to

motor

control

box.

motor.

from

oper

any

two

the

unit

main

outlet

protec

instructions

air

supply

45

psi.

of

in

line

fa

POSITION

Be

sure

the

supply

contaminants

ing

to

the during sure

no cumulated ing

the

bowl.

If

is

not

build

up

malfunction. A considerable

will

then

system

and/or

unit.

the

first

appreciable

moisture

plunger

the

accumulation

removed,

in

control

be

required

before

resuming

TOP

STROKE!

TAKE-UP

NOTE

line

has

moisture

Also,

observe

half

hour

accumulation

can

be

in

the

bottom

excessive

system,

to

normal

OF

I

tTAKE-UPl

LEVER

been

purged

before

attach

the

air

filter

of

operation

drained

drain

occurs.

by

depress

of

the

air

in

the

oil

filter

and

water

eventually

amount

causing

of

and

clean

operation.

of

any

bowl

to

be

Ac

filter

bowl

will

time

the

OIL

<2)

wheel

the

stroke.

(3)

trol

ON.

LUBRICATOR

Turn

main

(clockwise

needle

thread

Be

sure

panel.

Turn

all

AND

power

from

takeup

plugs

are

both

main

LUBRICATOR

CONNECT

switch the

operator's

lever

is

plugged

and

AIR

OFF

and

1/8

inch

into

control

W^REGULATOR

ADJUST KNOB

SUPPLY

rotate

below

motor

box

switches

hand-

top

position)

the

until

of

con

(4)

Locate

inches

above

needle.

(5)

diagrams. 116, material; um magnetic

Turn

Thread

135 X 9

135-RMN-216,

ball

point

bobbin

the

light

ADJUST

the

This

sewing

table

to

illuminate

SEWING

machine

size

16,

for

either

case

No.

light

approximately 9 to

and

about 4 inches

the

needle

SEWING

LIGHT

according

uses

needle

regular

round

135 x 9

knit

or

63913

SUK

woven

B.

to

area.

to

the

types

135-RMN-

point

for

size

material;

10

right

of

threading

woven

16,

medi

and

Revised

Sept.

1974

Do

not

use

any

listed

without

representative.

CAUTION

other

needle

consulting

your

except

Union

Special

1

those

(6)

Check

systems.

MACHINE

the

r-.

THREADING

Uni^n^ujuoji

THREADING

settings

of

DIAGRAM

the

photocells

and

control

MACHINE

(2)

Place

with

zipper

material

piate.

The

the

edge

MATERIAL

(3)

Hold

of

the

clamp,

finger

of

clamp.

the ly

right

of

With

front

by

holding

hand

clamp.

READY

the

pre-pressed

facing

down.

Is

just

covering

waistband

guide,

which

POSITIONING

the

bottom

and

the

right

the

to

of

the

thumb

left

right.

edge

FOR

Be

the

end

of

is

set

to

STARTING

POINT

MATERIAL

of

fly

top

of

hand

in

holding

clamp,

hand

Keep

OPERATION

left

fly

under

sure

that

the

needle

hole

in

the

fly

should

margin

requirements.

THROAT

PLATE

with

left

hand

the

fly

with

the

clearance

the

stretch stationary

fingers

material

the

material

and

clear

of

the

clamp

edge

of

the

throat

be

against

to

the

left

the

middle

cut

in

the

outside

slight

moving

the

underside

NOTE

Before

stitch

Operation. in

ments

H.

OPERATION

(1)

will

position.

for

operating

length

and

Stitch

Section

When

be

positioning

are

at

The

IV.

found

the

extreme

vision

unit

the

unit

stop

position,

length

Stop

in

Section

is

ready

right

flap

work.

to

check

read

adjustment

position

end

is

open

IV.

for

control

operation,

of

for

proper

Section

is

found

adjust

its

stroke

better

II,

the

clamp

in

raised

visibility

HOLD MATERIAL

CLAMPING

MATERIAL

STRETCH SLIGHTLY

(4)

Depress

begin.

This

clamp,

bar

close

clamp garment. switch. tioned.

by will may its

starting

Clamp

When

clamp,

start

now

positioning

position.

the

foot

will

blow

the

vision

block.

Remove

If

garment

will

the

garment

depressing

the

automated

be

released.

and

switch

the

needle

flap,

hands

Is

not

loaded

raise

and

is

properly

foot

switch

sewing

The

machine

trimming

to

the

thread

lower

clamp

and

check

properly,

garment

to

cycle.

will

cycle,

and

first

position

from

under

and

position

release

can

be

inserted

second

and

position

Foot

sew,

complete

return

to

the

presser

of

foot

reposi-

held

switch

to

the

(3)

Remove

removing

(4)

Assemble

sembling

properly

outside

(5)

Tighten

floor.

the

and

of

Attach

securely

the

lower

four

bolts

the

lower

unit,

be

that

the

right

lower

and

LEG

portion

and

portion

sure

that

extra

front

leg.

assembly

carefully

EXTENSIONS

of

treadle

separately.

the

spacers

long

extension

to

the

lower

the

rod.

table

are leg

legs

of

the

legs

Before

installed

is

on

the

unit.

unit

to

by

as

the

I.

STAND-UP

(1)

high);

(40

shipped

bolts,

(2) floor

wires

not

The

unit

however,

inches

with

and

foot

Raise

the

and

firmly

or

air

fall.

START

INSTALLATION

high)

SEWING

is

shipped

it

can

be

by

it:

switch

unit

installing

eight

table

conversion

approximately

support

tubes.

MAKE

CYCLE

as a sit

down

converted

the

leg

extension

parts.

12

it.

Be

sure

CERTAIN

unit

(30

to a stand

up

accessory

bars,

spacers,

inches

off

not

to

pinch

that

the

unit

inches

unit

parts

the

any

will

LEG

RM

2827-9

51-214 21371

652

L-24

RM

3211-3

21371

EXTENSION

PART

NO

BLK

WF

WE

PARTS

DESCRIPTION

Leg Outer

Leg

3/16-16 X 3"

H.H.S.

LIST

Extension

Right

Extension

Spacers

Right-hand

Plate

Washer

3/8-16

Left-hand

Plate

Side

Hex

Side

Front

Nut

(6)

Assemble

the

switch

conversion

parts.

SWITCH

ACTUATOR

EF

JO

1 RM

2 RM

RM

3 RM

22652

4 RM

RM

5 RM

RM

6 RM

SWITCH

PART

NO

3449

3450 3162-6

3351

A-6 3453 3306-2

3451 3306-2

3452

ACTUATOR

PARTS

DESCRIPTION

Switch

Plate

Extension

Start

Switch

1/4-20 X 1/2

H.H.S.

Start

Switch

Assembly

8-32 X 3/8

Rod

Support

10-32 X 5/8

S.H.S.

Actuator

10-32 X 5/8

S.H.S.

Rod

Sleeve

LIST

Leg

Plate

S.H.S.

(6)

Assemble

the

switch

conversion

parts.

SWITCH

ACTUATOR

SWITCH

EF

JO

1 RM

2 RM

RM

3 RM3351

22652

4 RM3453

RM

5 RM

RM

6 RM

PART

NO

3449

3450 3162-6

A-6

3306-2

3451 3306-2

3452

ACTUATOR

PARTS

DESCRIPTION

Switch

Start

Plate

Extension

Switch

1/4-20 X 1/2

H.H.S.

Switch

Assembly

8-32

x,3/8S.H.S.

Rod

Support

10-32x5/8

S.H.S.

Actuator

Rod

10-32 x 5/8

S.H.S.

Rod

Sleeve

LIST

Leg

Plate

Revised

Sept.

1974

A.

OPERATING

(1)

fly

(2) (3)

cycle

(4)

needle;

(5)

check

8.

MACHINE

(1)

ating; level

If

either

(2)

moved,

Section

C.

SEQUENCE

Be

sure a slight

and

held

until

Do

not

pull

Do

not

assist

is

completed.

If

machine

check

for

If

bobbin

threading

CARE

Every

day:

check

oil

in

air

lubricator

oil

level

Mid-day

blow

lint

IV).

OF

HINTS

clamp

on

garment

the

skips

proper

thread

of

bobbin

replace

sight

mounted

is

low,

and

end

from

OPERATION

amount

of

contacts

once

material

stitches

in

or

threading.

does

not

case.

needle

gauge

first

on

sewing

on

notify

the

of

day:

hook

area

OPERATOR

stretch

it.

clamp

is

any

way

breaks

thread,

cut

at

end

thing

head;

right

front

mechanic

with

bobbin

with

air

SECTION

is

applied

down.

until

after

check

of

cycle,

before

oper

check

table

at

once.

case

hose

(see

INSTRUCTIONS

to

oil

leg..

re

III

c.

Vision flap

d.

90

The

and

volts

The

dc,

foot

closing

occurs.

to

(3)

ing

following

a. A time

energized,

speed

mode

operation

held

Solenoid A de-energizes pletely

is

energized,

cylinder

then

preventing

mode.

b.

The

through

c.

The

so

independent

d.

The

released,

e.

After

which

run

at

high

closes

voltage

to

preparing

switch

is

the

second

delay

control

machine

the

control

that

foot

the

supplying

starts

main

circuit

the

voltages

of

the

switch

shutting

time

engages

speed.

as

the

clamp

then

motor

foot

can

when

off

delay

air

the

solenoid E is

electric

to

feed.

depressed

position

delays

from

sewing

circuit.

locks

to

solenoids E and D are

switch.

be

released

the

air

is

timed

to

the

clutch.

energized.

clutch

further,

switch

solenoid B being

going

in

the

unit

into

at

foot

switch

wiper.

out,

electro-drive

The

machine

is

increased

engag

FS2.

The

into

high

low

speed

automatic

this

point.

is

com

solenoid

clutch

will

B

(1)

Refer

to

position

following

mately

the

clutch

backtack

cycle.

solenoid

is

the vision flap

(2)

foot

FS1.

energized.

closed chine

with

conditions

a.

The

10

b.

Solenoid A is

thread

c.

Solenoid B is

cylinder

d.

Solenoid C is

lever

e.

Solenoid D is

supplies

up),

and

f.

Solenoid E is

vision

flap

The

operator

switch

The

following

a.

Air

b.

Clamp

clamp

to

operate.

volts

wiper

the

open.

to

When

timing

chart.

both

main

are

electric

clutch

dc.

system.

retracted

cylinder

de-energized.

air

to

presser

cylinder,

loads

engage

and

occurs.

wiper

blows

and

presser

the

interlock

When

the

unit

and

control

in

effect.

is

de-energized,

and

the

de-energized,

controlling

switches

energized

shutting

with

unit

not

shutting

the

This

the

clamp

lift

foot

cylinder

de-energized,

which

the

close

as

solenoid A is

lifter

switch

(presserfoot

shutting

is

retracted

material

the

first

bar

drop

lever

moves,

opens,

and

as

is

in

the

rest

ON,

the

with

approxi

off

air

electro-drive

sewing.

off

air

reverse

normally

cylinder

depresses

position

energized.

solenoid D is

the

preparing

(clamp

is

off

air

to

keep

switch

normally

feed

open

up).

the

ma

to

(4)

When

the

clamp

the

photocell

to

the

waistband, a time

machine

stop this

clutch

operation

tion

de-energized,

flap.

10

for

before

switch lever

will

position

delay,

the

a.

Solenoid B is

to

disengage

to

low

b.

Needle

c.

After a pre-set

of

position

allowing

d.

Solenoid E is

e.

Electric

volts

dc,

preparing

f.

The

clamp

the

clamp

When

on

the

and

closes,

After

return

start

clamp

cycle.

position.

the

g.

sewing

h.

the

continue

time following

speed.

positioning

clutch

to

starts

the

sewing

preparing

the

motor

moves

the

machine

delay

occurs

to

run

delay

is

completed.

occurs.

de-energized,

and

bring

machine

and

time

delay

and

trimming

clamp

to

de-energized,

voltage

for

clamp

return

and

its

return

clamp

head

return

is

activated,

delay

the

raises,

is

the

raise

clamp

pants

panel,

light

at

the

before

at

high

speed

At

causing

from

trimming

to

ensure

cycles,

raise.

opening

decreases

return.

begins,

providing

presser

cycle.

the

clamp

engaged

control

circuit

delay

times

returning

exposing

end

of

the

stopping.

cycles

solenoid D is

from

bar

by

The

until

this

the

end

the

quick

high

speed

occur.

comple

up

vision

90

time

to

retract

interlock

the

lifter

for

the

out,

the

clamp

of

to

i.

When

a

stud

on

return

(5)

loading

(6)

backtack

sired

backtack

operations

is

de-energized, cycle sequence

the

limit

motor.

The

unit

of

the

The

above

switch

at

the

switch

ends,

will

switch,

waistband

is

identical

main

the

clamp

left-hand

is

now

which

in tiie

panel.

sequence

in

the

NO

end

at

the

YES

to

the

paragraph

motor

decelerates

be

as

follows.

returns

shuts

of

to

pulley

off

rest

position,

operation

position.

of

the

position.

point

4a.

When

the

start

engages

power

to

ready

is

given

If

backtack

garment,

The

sequence

at

which

solenoid

high

speed

to

slow

speed.

position,

the

clamp

the

clamp

for

the

with

the

is

de

place

the

of

sewing

The

a.

The

b.

air

to

the

arm

on

clamp

in

c.

tack

solenoid D to

d.

off,

causing

drive

to

backtack

Backtack

backtack

the

transmission

the

reverse

The

backtack

Air

supplied

the

return

timer

solenoid C is

cylinder.

direction.

timer

de-energize.

to

the

reversing

to

the

forward

is

started.

energized,

This

causes

drive

to

times

backtack

arm

on

position.

supplying

the

move,

driving

out,

causing

cylinder

the

transmission

reversing

the

back

is

shut

B

(7)

The

rest

of

the

in

the

graph

4b.

operation

non-backtack

sequence,

sequence

beginning

is

described

with

para

10

TIMING

NOTE

CHART

Foot

Switch

Air

Blower

Sol.

A

Elec.

Clutch

Vision

Flap

Sol.

E

Clamp

Sol.

D

Clamp

Switch

Foot

Switch

Slow

Sew

Timer

Latch

Slow

Speed

Contact

Return

Limit

Sw.

Quick

Clutch

Sol.

8

Photocell

Stop

Position

Timer

Back

Tack

Delay

Back

Tack

Timer

Back

Tack

Sol.C

Clamp

Lift

Delay

Clamp

Return

Delay

Clamp

Return

Motor

No.

Clamp

No.

1

2

Open

Closed

On

Off On

Off

On

Off

On

Off

Open

Closed

On Off

On

Off

On

Off Closed

Open

Closed

On

Off

Covered Uncovered

On Off

On

Off

On

Off

On Off On

Off

On

Off

On

Off

Machine

switches

I

Is

on.

in

rest

position

n

with

both

J

main

and

L

n

control

J

n

L

n

11

A.

SWITCHES

(1)

ranges;

2800

E-2

is

DESCRIPTION

available

in

the

AND

following

SECTION

ADJUSTMENT

voltage

IV

OF

ELECTRICAL

CONTROLS

220 V ± 220 V ± 380 V ±

440 V ±

12)

Main

power

table,

controls

positioner,

box.

(3)

controls drive,

chine

trim

MAIN

Control

all

functions

needle

light.

15%, 3 phase, 6 amps,

10%, 3 phase, 7 amps, 10%, 3 phase, 5 amps,

10%, 3 phase, 4 amps,

switch,

the

cycle,

POWER

power

positioning,

under

power

to

machine

SWITCH

switch,

of

the

trim

left-hand

the

electro-drive,

light,

BOX

on

face

unit

except

cycle,

60

Hz

50

Hz

50

Hz

50

Hz

and

POWER

SWITCH

of

and

side

of

needle

the

control

ON/OFF

control

the

electro-

box,

sewing

the

ma

(5)

Threading

box,

is

used

better

switch that

(6)

selector stitch a left end. tion,

end

exposed

should

the

Is

clamp

garment

the

inactivated.

Backtack

left

of

the

switch

If

the

unit

of

seam.

control

fly

backtack

STARTING

switch

to

lower

for

threading.

be

moved

will

lift,

piece.

If

the

clamp

remains

selector

power

is

in

the

without

selector

will

topstitch a fly

SWITCH

(clamp

the

lift

clamp

switch),

so

After

to

the

operating

ready

for

switch

switch,

NO

the

is

left

down

and

on

switch.

When

position,

backtacking

switch

with a backtack

on

that

the

threading,

position

insertion

in

the

threading

the

return

control

is

the

at

the

in

the

panel,

the

backtack

unit

waistband

YES

control

needle

is

the

so

of

the

motor

just

will

top-

posi

at

the

THREADING

SWITCH

FRONT

(4)

Starting

foot

switch.

position

Further

automatic

both

switch

position is

direction

left

bracket

made

causes

movement

cycle

and

required.

by

(the

OF

CONTROL

switch,

Depressing

moving

same

the

causes

mode.

right

by

and

sliding

The

way

on

clamp

loosening

forward

the

treadle

the

switch

to

lower

the

machine

The

switch

the

switch

or

entire

as

treadle

on

standard

BOX

rod,

is a two

to

the

on

to

can

the

pipe

assembly

backward

rod

tabling).

CONTROL

POWER SWITCH

position

first

switch

the

material.

lock

into

be

adjusted

clamp

on

to

adjustment

In

desired

its

the

(7)

Start

is

actuated

interlock

the

clamp

the

machine

START

interlock

by

the

presser

to

ensure

that

Is

up

and

that

starts

automatic

INTERLOCK

clamp

lift

the

LIFT

CYLINDER

switch,

on

cylinder.

machine

clamp

will

mode.

CLAMP

side

It

will

not

bedown

SWITCH

of

machine,

is

used

sew

before

INTERLOCK

SWITCH

as

when

an

(8)

Safety

switches, extreme ally event They extreme

the

vates and automatically chine

of

end

stop

clamp

no

the

of

and

reset

of a photocell

are

actuated

left

end

from

the

clutch

damage

resets

will

return

material.

on

carriage

lifting

occurs

travel,

the

sequence

or

automatic

by

the

of

its

travel. and,

cylinder

to

the

control

to

the

proper

left

end

of

are

of

carriage

The

at

the

so

that

the

clamp.

circuit

sequence

table

used

the

stop

when

lower

same

the

The

board

to

automatic

machine

control

so

failure.

it

reaches

switch

time,

de-acti

machine

upper

that

the

for

insertion

at

the

in

the

keeps

stops

switch

ma

C.

PHOTOCELL

(1)

stops photocell

fabric

of

the

of

the

begins

(2)

box

cell

to

(3)

This

unit,

once

automatically

sensor.

clamp

needle.

garment

the

Photocell

adjust

properly

To

set

a.

Turn

The

approximately

The

photocell

and

backtacking

sensitivity

the

sensitivity

sense

sensitivity:

pot A on

it

is

manually

by

an

electronic

cell

is

in

4-1/2

initiates

senses

the

sequence.

controls

or

firing

the

full

the

PC

range

board

started,

the

table

inches

the

stopping

inside

point

of

fabrics.

to

PHOTOCELL SENSITIVITY

POTS

sews

circuit

waistband

extreme

using

top

under

to

the

sequence

the

control

of

the

photo

clock-

right

edge

and

a

the

or

B.

CARRIAGE

The

speed

trolled

by

The

which

shut-off

underside power witii

treme

ating

bumper

the

speed

may

switch,

going

the

power

right

lever

sooner.

of

is

have

of

to

end

of

SHUT-OFF SWITCH

SAFETY

RETURN

the

carriage

gear

motor

not

adjustable,

to

be

which

the

drive

the

return

on.

If

of

the

switch

SWITCHES

CONTROL

during

on

the

made

is

activated

pulley.

motor

the

motor,

travel,

begins

has

to

the

return

left-hand

and

the

only

in

the

operation

by

the

This

switch

so

that

when

it

to

oscillate,

be

rebent

CARRIAGE RETURN MOTOR

stroke

side

of

the

adjustment

bumper

shuts

it

does

reaches

the

to

engage

is

of

on

off

not

the

con

unit.

the the

the

stop

ex

actu

the

b.

Turn

c.

Turn

control

so

right

and

lower

above

the

erate

on

illuminated.

light

box

d.

Put a piece

that

it

of

the

e.

Remove

the

presser

f.

Adjust

portion

the

needle.

g.

Turn

at

low

the

PC

h.

Let

i.

Slowly

emitting

INSIDE

pot B to

the

power

extends

sewing

the

bar

the

of

the

table

top

the

control

speed.

board

is

the

machine

turn

diode

CONTROL

extreme

main

power

switch

of

material

approximately 8 to

machine

air

from

will

go

sewing

deflector

and

is

Notice

lit.

run

pot B counterclockwise

turns

BOX

clockwise.

switch

turned

underneath

needle.

the

down.

machine

is

between 8 to

illuminating

power that

the

until

off.

ON.

off.

10

machines.

light

the

ON.

Machine

light

emitting

the

photocell

inches

Keep

the

The

so

that

10

area

around

will

until

the

clamp to

the

clamp

the

inches

op

diode

is

fully

the

j.

CARRIAGE

RETURN

CONTROL

off

the

control

The

machine

power

will

stop,

switch

position

as

soon

and

as

possible.

trim.

Turn

(8)

Safety

switches,

extreme

ally

event

They

extreme

the

vates and automatically

chine

of

end

of

stop

and

reset

of a photocell

are

actuated

left

end

clamp

from

the

clutch

no

damage

resets

will

return

the

material.

on

carriage

of

lifting

occurs

to

travel,

the

sequence

or

automatic

by

the

its

travel.

and,

cylinder

to

the

control

the

proper

left

end

of

are

of tiie

stop

carriage

so

the

The

at

the

that

clamp.

circuit

sequence

when

lower

same

table

used

to

machine

control

the

machine

The

so

board

automatic

failure.

it

reaches

switch

time,

de-acti

upper

switch

that

the

for

insertion

at

the

in

the

keeps

stops

ma

C.

PHOTOCELL

(1)

stops

photocell

fabric of

the

of

the

begins

(2)

box

cell

(3)

This

unit,

once

automatically

sensor.

clamp

approximately

needle.

garment

the

Photocell

adjust

to

properly

To

a.

The

and

backtacking

sensitivity

the

sensitivity

sense

set

sensitivity:

Turn

pot A on

it

is

manually

by

an

The

cell

is

photocell

initiates

sequence.

controls

or

the

full

the

PC

started,

electronic

in

the

4-1/2

senses

the

circuit

table

inches

the

waistband

stopping

inside

firing

point

range

of

fabrics.

board

to

extreme

PHOTOCELL SENSITIVITY POTS

sews

using

top

under

to

the

sequence

the

control

of

the

photo

clock-

and

a

the

right edge

or

B.

CARRIAGE

The

speed

of

trolled

by

the

The

speed

which

may

shut-off

underside

power with

treme

ating

bumper

switch,

of

going

the

power

right

lever

sooner.

the

gear

is

not

have

the

to

end

of

the

SWITCH

SAFETY

RETURN

carriage

motor

adjustable,

to

be

made

which

is

drive

pulley.

the

return

on.

If

the

of

the

travel,

switch

SWITCHES

CONTROL

during

the

on

the

left-hand

and

is

in

activated

by

This

motor

so

motor,

when

begins

has

to

be

return

stroke

side

the

only

the

operation

the

bumper

switch

shuts

that

it

does

it

reaches

to

oscillate,

rebent

to

is

con

of

the

unit.

adjustment

of tiie

on

the

off

the

not

stop

the

ex

the

actu

engage

the

b.

Turn

c.

Turn

control

so right

and

lower

above

the

erate

on

illuminated.

box

d.

Put a piece

that

it

of

the

e.

Remove

the

presser

f.

Adjust

portion

the

needle.

g.

Turn

at

low

the

PC

h.

Let

INSIDE

pot B to

the

main

power

extends

approximately 8 to

sewing

the

bar

the

of

the

table

top

the

control

speed.

board

is

the

machine

CONTROL

extreme

power

switch

turned

of

material

machine

will

sewing

air

from

go

needle.

down.

machine

deflector

and

is

illuminating

power

Notice

that

lit.

run

until

BOX

clockwise.

switch

ON.

off.

underneath

10

the

machines.

light

is

between 8 to

the

ON.

Machine

the

light

the

photocell

Keep

the

clamp

inches

to

The

clamp

so

that

10

inches

area

around

will

emitting

diode

is

fully

the

op

CARRIAGE

RETURN

CARRIAGE RETURN

MOTOR

CONTROL

Revised

Sept.

light

off

the

1974

i.

Slowly

emitting

j.

The

control

turn

pot A counterclockwise

diode

turns

machine

will

power

off.

stop,

switch

as

position

soon

and

as

possible.

until

trim.

Turn

the

k.

control

starting

a

function

wise

(k).

quencing,

properly

tion.

D.

STOP

(1)

Attach power

position.

I.

Operate

single

layer

properly;

by

15°

After

calibrated,

POSITION

The

the

control

photo-electric

tentiometers

used

to

or

the

position

ing

edge.

(2)

TION.

through

stop

adjust

the

beginning

position

control

machine

The

fine

The

the

position

coarse

the

air

to

switch.

the

of

thin

and

increments,

machine

electric

CONTROL

is

sensing

on

the

of

the

The

machine

pants

if

not,

repeating

goes

eye

and

the

part

of

system

face

of

position

the

backtack

adjustment

will

stop

in

adjustment

small

hole

just

control

knob.

system

clamp

in a normal

material.

turn

and

will

Machine

pot B counterclock

steps

through

circuit

machine

the

and

the

of

the

cycle,

selection

determines

relation

pot

is

pot

to

the

can

put

delay

function

consists

control

final

stop-trim

depending

switch.

where

to

the

labeled

screw

the

lower

turn

on

return

to

manner,

should

(b)

through

proper

be

considered

into

opera

in

of

two

box.

They

The

the

waistband

STOP

POSI

is

accessible

right

of

the the

using

se

the

po

are

cycle

upon

stop

sew

the

E..

SLOW

SPEED

The

machine

stitches

pot

the

Counterclockwise

average 2

the

F.

Delay

trimming

on

in

the

number

to

4.

unit.

CLAMP

in

the

control

number

Any

raising

operation.

PC

clockwise,

and

the

clamp

The

ming

CLAMP LIFT

DELAY

POT

"D"

START

will

start

machine

box.

of

stitches

decreases

of

more

than 4 only

RAISE

of

board

in

the

delay

raising

clamp

should

operation

SLOW

POT

ADJUSTMENT

in

low

sews

at

this

Turning

produced

the

stitches

DELAY

clamp

This

is

the

control

time

between

is

increased.

NOTE

sewed

allows

controlled

not

has

been

SPEED'

"C"

speed,

and

the

speed

is

controlled

pot C clockwise

in

the

low

number

at

this

increases

for

box.

the

raise

until

speed

of

stitches.

speed

the

cycle

the

finishing

by

pot D mounted

By

turning

trimming

the

completed.

number

of

by

increases

mode.

The

should

time

of

the

this

pot

be

of

operation

trim

a

(3)

Adjustment

with

the

fine

an

8to

10

inch

fabric

clamp

stop

at

material,

until

edge,

stops

with

edge

rotate

machine

rotate

at

edge.

the

stop

to

pot

set

double

and

operate

of

fabric.

coarse

stops

coarse

pot

Ail

further

position

the

coarse

at

ply

If

machine

pot

on

edge.

counterclockwise

control

pot

on

the

of

material

stops

machine

should

dial

Machine

before

screw

472

square

machine.

adjusting

If

until

adjustments

knob.

should

runs

be

made

face.

Place

under

the

should

edge

of

clockwise

beyond

machine

be

made

G.

BACKTACK

This

control

backtack

in

the

terclockwise

backtack

stitches.

on

selector

backtack

will

sequence;

INSIDE

LENGTH

the

face

switch

sewing

operation.

reduce

clockwise

CONTROL

of

the

control

controls

the

number

will

BOX

box

just

the

number

Turning

increase

the

of

stitches

the

BOBBIN

WINDER

CONTROL

]

LOGIC

1

board!

above

of

knob

number

I

the

stitches

coun

in

the

of

FRONT

OF

CONTROL

BOX

Revised

Sept.

1974

FRONT

OF

CONTROL

BOX

k.

Attach control starting

a

function

wise

(k).

power

position.

I.

Operate

single

layer

by

After

properly;

15°

quencing, properly

tion.

D.

STOP

(1)

calibrated,

POSITION

The

control photo-electric tentiometers used

to or the position ing

adjust

the

beginning

position

control

machine

edge.

(2)

The

fine

TION.

The

through

stop

the

position

the

air

switch.

the

machine

of

thin

and

increments,

the

machine

the

electric

and

CONTROL

is

part

sensing

on

the

face

the

position

of

the

of

the

backtack

adjustment

will

stop

adjustment

coarse

adjustment

small

hole

control

knob.

to

the

system

The

clamp

in a normal

pants

material.

if

not,

turn

repeating

goes

through

eye

circuit

the

machine

of

the

system

backtack

and

of

the

of

the

cycle,

selection

determines

in

relation

pot

is

pot

just

to

and

turn

on

will

return

to

manner,

Machine

should

pot A counterclock

steps

(b)

through

the

proper

can

be

considered

put

into

opera

delay

function

consists

control

final

stop-trim

box.

of

They

in

two

depending

switch.

to

labeled

screw

the

lower

where the

waistband

STOP

is

accessible

right

The

the

POSI

of

the the

using

se

the

po

are cycle upon

stop sew

the

E.

SLOW

SPEED

The

machine stitches pot

in

the

number

Counterclockwise

average 2

to

4.

the

unit.

F.

CLAMP

Delay trimming on

the clockwise, and

the

The ming

CLAMP

LIFT

DELAY

POT

will

the

machine

the

control

of

number

Any

more

RAISE

in

raising

operation.

PC

board

the

delay

clamp

raising

clamp

operation

"D"

stitches

START

start

in

sews

box.

Turning

produced

decreases

of

stitches

than 4 only

DELAY

of

clamp

This

in

is

the

control

time

between

Is

increased.

NOTE

should

has

been

SLOW

SPEI

POT

"E"

ADJUSTMENT

low

speed,

at

this

speed

pot C clockwise

in

the

number

sewed

at

increases

allows

for

controlled

box.

the

not

raise

completed.

and

the

is

controlled

low

of

this

speed

the

finishing

by

pot D mounted

By

turning

trimming

until

the

number

increases

speed

mode.

stitches.

should

cycle

time

of

this

operation

trim

by

The

the

pot

of

a

be of

(3)

Adjustment

with

the

an

8to

10

fabric

clamp

stop

at material, until

edge,

stops

witii

edge

rotate machine rotate

at

edge.

the

stop

fine

pot

inch

double

and

of

stops

coarse

All

position

to

the

coarse

set

at

472

ply

square

operate

fabric.

coarse

pot

^rther

machine.

If

machine

pot

adjusting

on

edge.

counterclockwise

adjustments

control

pot

on

the

of

stops

If

machine

knob.

should

material

dial

be

face.

under

Machine

before

screw

clockwise

runs

until

should

made

Place

the

should

edge

of

beyond

machine

be

made

G.

BACKTACK

This

control

backtack

in

terclockwise

backtack

stitches.

the

backtack

selector

sequence;

on

sewing

will

INSIDE

the

LENGTH

face

switch

operation.

reduce

clockwise

CONTROL

of

the

controls

the

number

will

BOX

control

the

box

number

Turning

of

increase

;

LOGIC

board!

just

above

of

the

knob

stitches

the

number

I

the

stitches

coun

in

the

of

FRONT

OF

CONTROL

BOX

FRONT

OF

CONTROL

BOX

H.

BOBBIN

(1)

unit. The fullness

bin

be

put

on

the

(2)

winder

bobbin

stud

Then

button,

cycle.

will

ment

PNEUMATIC

(1)

psi

and

(2)

entire leg

and

WINDER

The

bobbin

It

is

controlled

CONTROL

winder

potentiometer

of

the

filling.

on

bobbin.

The

starts

and

bobbin

If

turned

the

bobbin,

button

the

winder,

place

wind a few

under

bobbin

momentarily

and

the

bobbin

After

the

pre-selected

stop

and

the

bobbin

can

be

made

on

CONTROLS

The

unit

requires a minimum

consumes

The

main

system.

should

up

regulator

It

is

be

set

is

on

the

by

an

on

the

control

by

controlling

electronic

right

box

the

face

counterclockwise,

while

clockwise

the

winding

bobbin

turns

of

thread

depress

the

winder

time,

will

be

the

control

to

2-72

cubic

controlsthe

mounted

at

45—55

puts

table

near

cycle.

on

the

bobbin

counterclockwise.

bobbin

will

start

the

full.

If

not,

knob.

air

supply

feet

of

air

on

the

right-hand

psi.

side

timing

of

circuit.

adjusts

time

of

less

thread

more

thread

the

bobbin

To

operate

winding

winder

the

winding

bobbin

winder

the

adjust

of

65-75

air

per

minute.

pressure

to

table

the

bob

will

start

the

VISION

PLATE CONTROL

(4)

lifts

loading

(5)

adjusted

the

pressure

(6)

the

opening

the

material.

1

FLOW

The

clamp

without

or

unloading

The

presser

so

the

clamp

The

vision

of

CONTROL

lift

control

banging,

delays.

bar

lift

clamp

is

block

plate

control

the

vision

VALVES

should

but

fast

cylinder

down

on

contacts

should

plate

be

set

enough

control

the

material

the

clamp.

be

until

the

so

the

to

avoid

should

set

clamp

before

to

delay

is

any

be

off

AIR

SUPPLY

SYSTEM

J.

(1)

trol

to

Section

UNIT

MECHANICAL

Adjustment

lever

of

the

table

wise

to

the

length

is

arm

to

been

changed,

delay

control

Do

not

on

the

board.

unlock

left

to

set,

lock

IV

D.

exceed

SYSTEMS

of

stitch

transmission

Turn

the

adjustment

decrease

tighten

in

the

position.

it

will

be

for

the

stitch

length

drive

the

red

the

stitch

red

knob

After

necessary

proper

stop

NOTE

range

is

made

under

knob

arm

and

length.

on

the

stitch

to

readjust

position.

of

10

with

the

left

counterclock

swing

the

When

the

adjustment

length

the Refer

to

18

spi.

con

side

arm

stitch

has

time

to

(3)

The clamp clamp. valve

and

value

that

from

under

thread

w^ich

This

wiper

blows

air

supply

should

be

will

consistently

the

clamp.

blower

the

needle

is

controlled

adjusted

is

thread

to

blow

an

air

tube

from

by a flow

the

lowest

the

needle

in

under

control

possible

thread

the the

DRIVE

SYSTEM

(2)

Starting

width knob

on

knob

closer

to

clockwise straight

position,

of

fly

margin,

the

counterclockwise

the

straight

moves

line

of

due

will

left-hand

side

line

the

starting

stitching.

to

variations

vary.

Adjust

of

the

moves

of

the

stitching.

position

in

pattern

by

turning

unit.

Turning

starting

position

Turningthe

further

from

and

the the

knob

the

TOP PLATE

CAM

{3}

The

locating ing

margin

the

guide

requirements.

LEFT

edge

work.

END

guide

Adjust

and

moving

on

OF

MACHINE

the

clamp

by

loosening

it

in

EDGE

or

GUIOi

is

used

the

out

to

screw

to

suit

assist

in

hold

sewing

c.

of

the

travel.

To

adjust

a.

end)

holding

c.

to

needle

tap

the

d.

alien

the

cable

The

much

action low

chine

the

age.

ADJUSTING

The

needle

clamp

needle

for

misalignment:

Loosen

b.

Loosen

the

Tap

the

slot

relationship.

left

end

When

the

head

bolts

by

adjusting

tension

too

applied

tension

of

the

much

to

sew

backtack,

CLAMP

hole

should

slot

the

idler

pulley

the

four

alien

top

cam

plate

cam

plate

of

the

top

clamp

are

retightened,

the

CAUTION

to

can

clamp.

slack

in

resulting

the

cause a bind

Too

in

the

one

place

in

POSITION

remain

throughout

to

obtain

head

bolts

in

position.

to

change

When

the

plate

to

reposition.

is

properly

take

idler

pulley.

cable

is

critical.

in

little

tension

line,

causing

at

the

start

needle

thread

in

the

slack

(two

the

needle

cam

is

located

up

the

return

can

the

and

break

the

center

length

in

on

to

the

and

slack

Too

al

ma

on

of

the

each

hole

left,

the

in

(5)

Removing

ment

or

repairs.

(4)

to

the

ment

should

the

air

the

clamp

its

full

needle

the

clamp.

Adjusting

needle

can

be

supply

a.

b.

relative

is

cause

made

disconnected.

Remove

mechanism.

Raise

the

travel,

hole

in

the

CLAMP

an

machine

witf^

the

clamp

noting

AREA

position

important

damage.

the

main

two

sheet

slightly

the

throat

plate

of

clamp

setting.

The

switch

metal

and

move

relationship

and

the

needle

Any

adjustment

turned

covers

it

between

needle

slot

misalign

off

and

covering

through

the

slot

in

HEX

BOLTS

HEAD

[WORK

REMOVING

the

SURFACEl

top

mechanism

CAM

FOLLOWER

STUD

.

TOP

MECHANISM

for

'IDLER

pulley!

major

I

» m f

r " !■

adjust

"

a.

b.

c.

d.

e.

blower

are

under

f.

g.

h.

i. surface

spring

which It

over

the

plate

removal.

in clip slides

may

the

table

enough

j.

sembly

hand

side

section

The

and

up

X-Y

forth

anism

pinch

Turn

main

switch

Disconnect

main

Remove 2 top

Remove

Disconnect

tube

Loosen

Remove

the

needle

and

rear

the

cable

air

vision

of

the

idler

Remove 4 hex

Remove 2 pan

place

and

on

under

be

necessary

throat

board

Lift

up

and

slide

of

the

to

mechanism

on tiie

when

slide

the

underside

the

plate

with a screwdriver,

and

to

raise

both

the

complete

machine.

avoid

damaging

CAUTION

rods.

removing,

fingers.

OFF.

air

covers.

from

lines

flap.

table

pulley.

pivot

head

out

throat

to

lift

push

it

ends

of

Be

will

Hold

so

supply.

sewing

from

head.

to

clamp

The

disconnect

board.

cam

follower

bolts, 2 from

screws

holding

sheet.

of

the

up over

be

Avoid

the

stainless

plate

to

back

under

the

clamp

unit

out

careful

rubber

free

to

the

clamp

it

does

not

end

the throat

to

inserts.

lift

cylinder,

fittings

stud.

each

end.

the

bending

steel

hold

it

in

of

the

or

reach

front

plate

mechanism

from

the

hold

the

slide

back

mech

slide

and

work

the

plate,

place.

plate

under

of

the

for

as

right-

clamp

flap

between

The slot

Any

problems

during

The

should

or

torn.

the

belt

drive.

Locate plate. realign

(6)

is

very

reason

relative

block

timing!

BELT

(MOTOR

BRACKET

will

work

these

condition

of

the

replaceable

nicks

or

and/or

the

return

strips

can

be

replaced

k.

If

the

which

I.

Reverse

the

work

It

may

be

it

to

the

Setting

of

important

^e

electric

position

has

been

1

TRANSMISSION!

freely.

inserts

to a minimum.

of

the

edge

rough

edges

the

unthreading

stroke.

be

ordered if

the

machine

runs

from

above

procedure

plate

by

necessary

hole

in

the

electric

clutch

to a smooth

clutch

of

the

gear

altered,

assemble

FLEXIBLE

coupling!

Be

sure

to

forming

strips

is

very

could

cause

of

as

repair

rubber

becomes

is

to

be

tilted

the

machine

to positioning to

loosen

work

plate.

and

clamp

has

to

be

box

and

I

keep

the

gap

the

needle

important.

sewing

the

needle

parts

and

worn

back,

to

the

reassemble

it

to

the

photocell

gear

box

assembly

return.

removed

the align

If

upper

as

follows.

Kelectric

^rBwer

W^iBRACK^

remove

electro-

unit.

throat

and

for

any

and

the

bearing

The

clamp

is

serts

can

4

sections.

held

in

side

of

replacement

screws

The

two

that

one

other.

the

screw

ment.

The

inner

needle

done

by

drill

as a gauge.

to

minimize

skipped

When

adjusting

inserts, a small

the

two

designed

be

easily

Both

fixed

position

the

clamp.

strips

accessible

outer

part

There

should

holes

strip

slot

opening

using

flagging

stitches.

must

be

NOTE

replaced.

outer

by The is

adjustable

from

the

strips

should

does

not

be

to

allow

should

is

the

shank

This

gap of

the

inner

amount

maintained

so

that

the

They

are

replacement

screws

on

the

position

of

and

top

of

the

be

assembled

project

enough

for

be

adjusted

1/8

must

material,

section

of

beyond

adjustment

this

type

so

inch.

This

end

of a 1/8 be

maintained

resulting

of tiie

clearance

so

that

rubber

made

parts

under

the

inner

held

plate.

the

of

align

that

the

can

inch

rubber

between

the

vision

in

are

by

so

in

be

in

SETTING

a.

Retighten

et

(B),

line flexible

two

the is

upper

clutch upper the

being

with

b.

screws

c.

pulley

(F)

not

to

screw

the

same

portion

d.

by

drive

assembly.

e.

hub

which

coupling

Remove

lose

Remove

Loosen

CLUTCH

the

sure

the

output

(D)

the

at

the

base

the 6 inch

from

the

or

misplace

which

prevents

screw

that

of

the

loosening

shaft.

the 2 screws

projects

AND

gear

box

input

shah

of

should

timing

of

the

upper

the

holds

clutch.

upper

the 2 set

Slide

out

Va

inch

GEAR

(A)

on

shaft

of

the

not

belt

motor

the

transmission

bind

(E)

mounting

diameter

drive

shaft,

thrust

bearings.

clutch

from

the

grounding

portion

screws

the

upper

holding

above

the

BOX

the

lower

gear

in

any

position.

by

loosening

double

being

rotating.

wire

of

the

and

lifting

portion

the

lower

gear

box

brack

box

is

in

(C).

The

the

bracket.

groove

careful

Loosen

This

to

the

electric

the

from

splined

shaft.

f.

portion

hold

to goes

remains

through

shaft

clutch

screws

pulley

between

inch

allowing

clutch

with

screw

Lower

of

g.

If

the

upper

align

the

freely

h.

Retighten

free

(h).

i.

Lower

and

reassemble

j.

Tighten

onto

are

seated

k.

Reassemble

with

the

clearance.

I.

Slide

1/64

and

the

to

prevent

rotating.

m.

small

belt.

make

being

Replace

motor

Lock

n.

Reassemble

ail

necessary

sure

that

grounding

the

spline

not,

loosen

plate

upper

into

the

in

the

the 2 set

the

upper

thrust

clutch

the

inch

the

floating

key

in

to

leave a small

the

motor

the

screw.

upper

drive

shaft

freely.

the 3 hex

onto

the

plate

until

upper

portion

the 3 bolts,

splined

the

hub.

electric

screws

drive

on

the

shaft,

flats.

the 6 inch

bearings

and

splined

the

hub

in

pulley

clearance

disc.

place.

the

upper

the

in

the

Tighten

Also

portion

timing

place.

unit

connections

green

wire

is

shaft

head

spacer

the

upper

of

the

being

sure

If

not,

Raise

the

clutch.

holding

being

double

place.

Take

to

allow

and

the

between

the 2 hub

tighten

of

belt

and

amount

on

the

table

with

the

connected

into

the

upper

screws

posts,

splined

that

repeat

clutch the

and

drive

hub.

the

steps

upper

the

electric

sure

that

groove

up

the

only

face

of

which

shaft

drive

play

.005

screws

the

grounding

the

clutch

face

reposition

of

slack

in

board

and

electric

to

cables,

the

metal

tap

(e)

the

up, the

the

d.

loosen

it

on

travel

ment,

A - Lever

B - Cylinder C • Lever

stroke

cylinder

e. driving the

clevis

f. all

the

pins.

(8)

Setting 4 drive

clamp, grammed

If

the

locking

the

reversing

on

the

relative

to

stroke

beyond

stroke

It

is

important

arm

on

the

When

screws

which

driving

these

tightened,

are

path:

above

relationship

screw

stud

arm,

stroke

of

\

that

the

stud

air

cylinder.

adjustments

fingers

used

to

on

the

driving

to

get

the

at

both

the

air

cylinder.

the

vertical

is

not

changed

replace

on

the

move

does

arm,

same

ends

dri\

DRIV

•REVERSING

position

so

have

been

clevis

underside

the

material

not

rotating

amount

of

its

move

ING

ARM

of

as

to

made

and

cotter

of

in

exist,

of

STUD

the

bind

and

the

pro

o.

Assemble

backtack

to

run.

Use

extreme

grease

(7)

The

sembly

on

backtack

ing

stud relative stud

position

is

important.

slipped;

a.

Remove tfie

b.

Remove

c. ing the

the

Move

stud

to

driving

maximum

actuating

the

caution

on

the

clutch

backtack

the

lower stitches. on

The

the

transmission

of

If

the

driving

each

extreme

arm

moves

in

and

cables, V belt,

cylinder.

actuating

left

NOTE

to

avoid

face

end

The

getting

surfaces.

cylinder

of

cylinder

by a driving

this

driving

the

lever

has

air

supply

from

clevis

arm

connected

end

of

further

out

in

stroke

of

and

unit

should

any

on

the

table

is

attached

arm

to

be

the

holding

its

travel.

both

directions

the

air

airline

to

the

be

ready

oil

or

the

drive

as

actuates

the

to a revers

arm.

The

the

reversing

readjusted

or

unit.

the

reversing

to

the

revers

Check

that

than

cylinder.

a.

b.

air

supply

down

position

clamp.

c.

finger

nearest

tacts

the

d. presser and

adjust

SETTING

Place a pants

With

the

main

disconnected,

with tite

Tum

the

adjusting

the

vision

material.

Rotate

block

as

the

left

is

adjacent

first

DRIVING

DRIVE

panel

switch

the

presser

flap

cable

to

one.

FINGERS

under

turned

clamp

screw

until

drive

the

FINGERS

the

clamp.

off

should

block

on

the

finger

pulley

second

(4)

and

the

be

resting

on

first

just

until

drive

finger,

main

in

the the

drive

con

the

fingers.

should

work

K.

SEWING

(1)

quired other catalog

(2)

control

surface

plate v\^en

sible

e.

Continue

f.

Any

be

adjusted,

surface.

HEAD

These

instructions

on

the

standard

121

M.

To

remove

a.

With

b.

Remove

box.

c.

Turn

d.

Remove

in

place

e.

Remove

screw

is

the

vision

f.

Now

for

adjusting

this

drive

fingers

so

that

ADJUSTMENTS

63400

the

main

both

KBZ

adjusting

thread

main

the

switch

two

pan

and

slide

throat

accessible

flap

is

thread

or

removal.

adjustment

which

they

are

used

information

cutter

switch

synchronizer

ON,

head sheet

plate.

through

manually

cutter

on

are

not

do

not

special

on

the

and

hook:

OFF,

remove

plug

so

sewing

screws

out.

The

right-hand

hole

held

and

all

of

the

drive

on

the

material

score

the

metal

adjustments

2800

E-2.

For

refer

to

machine

belt

to

ma-

from

motor

machine

holding

in

closed.

hook

light

the

work

throat

vision

flap

are

acces

re

d.

Remove

e.

Loosen

the

hook

in

place

hook

shaft

collar.

f.

Set

the

g.

Rotate

using

the

bobbin

taining a 1/32

recess.

When

the

a

slight

the

needle

face

Do ing

referring

(4)

side

of protects with

flected

hook, slightly the

needle

flection.

this

guarding This

hook

needle

bottom

point

of

the

not

surface

Needle

the

guarding

basket.

make

on

to

paragraph 4 following,

guarding

the

needle

the

hook

needle

toward

needle

at

the

should

No

material

section

the

.004

shim.

the

screw

which

and

move

the

hook

point

to

the

hook

basket

case

holder

inch

opening

basket

deflection

of

its

stroke,

contacts

any

the

between

NOTE

is

in

as

when

the

needle

This

is

modifications

hook

basket

surface

hole

in

the

point

(D)

the

guard

bottom

NEEDLE

(C)

at

looptaking

hook.

is

designed

of

its

just

contact

should

because

is

for

With a properly

travel.

size

T-d

Ihook

/

pointZ^SS^:—\

/c

was

tightened

hook

back

the

center

of

and

hold

positioning

finger,

finger

place,

there

the

needle

the

will

reaches

side

of

guarding

proper

and

correct.

to

the

guard

without

L-643A

from

bobbin

coming

time

to

deflect

At

the

guard

ever

be

that

defeats

16

needle.

(A),

on

case

if

needle

looptaking

with

removed

to

hold

against

the

needle.

in

place

main

and

basket

be

the

sur

first

the right

holder

(B),

in

contact

is

de

adjusted

the

needle

time

no

de

from

the

design.

POSITIONING

FINGER

(3)

should

basket

tion,

flecting

hook

the

shaft

ROTATING

Adjusting

be

done

free

to

rotate

a.

Install a new

b.

With

the

set

the

hook

the

needle.

to

hold

in

c.

Place a .004

loosened

collar

hook

in

place

HOOK

the

rotating

with

and

needle.

needle

point

Snug

this

position.

shim

shaft

using

the

work

not

bar

so

collar

the 2 set

ADJUSTMENT

hook

plate

interfere

in

the

it

just

one

of

between

and

assembly

removed

with

the

hook

timing

touches

the

without

screws

hook

tighten

screws.

L-643A

and

needle.

posi

on

hub

the

hook

the

de

the

and

NEEDLE / /

GUARDING'

SURFACE

NEEDLE

(5)

The

both

the

tension,

needle

justable

so

penetration.

up

that

the

between

Klipp-lt

angles angular

edges

face

knife

knife.

to

portion

of

the

will

not

sufficiently

\\a / /bobbinI

CASE

HOLDER

<

LX^

bobbin

the

machine

or

down

threads

the

spring

Keep

the

positioning

of

spring.

contact

GUARD

thread

The

the

to

clamp

ADJUSTMENT

retainer

and

needle

begins

bobbin

in

the

are

and

If

positioning

adequately

the

spring

finger

moving

this

occurs,

the

lower

the

knife

threads.

(L-637A)

thread

sewing

thread

pinched

bottom

edges

so

the

does

the

surface

springholds

under

with

the

retainer

finger.

and

of

the

aligned

flat

moving

at

underneatii

not

strike

spring

of

the

moving

slight

first

is

ad

Adjust

held

right

the

sur

Too

much

tension

breakage

cessive trimming

If directly the

bobbin

(6)

release

trude a minimum

inch. sembly

at

the

deflection

life

of

backtacking

on

needle

thread

Tension a.

If

release

Solenoid

pin.

The

adjustment

in

or

out.

on

beginning

of

the

knives.

NOTE

is

used

the

material

tail

retainer.

adjustment:

plunger

end

of

1/32

is

required,

the

spring

of

the

moving

or

the

without

will

be

pulled

(E)

solenoid

plunger

inch

to a maximum

move

could

cause

sewing

cycle

knife,

affecting

machine

sewing

out

must

touch

tension

stops

off,

of

the

must

thread

and

ex

the

tension

pro

of

1/16

post

as

side

of

lower

the

finger

(F)

until

would

(F)

located

arm

of

b.

Position

the

arm

knife

is

parallel

set

screw

the

knives

be

to

have

approximately

the

positioning

upper

knife

of

the

positioning

with

(E)

and

are

parallel. A good

the

finger.

(D)

upper

turn

hole

90°

o

parallel

finger.

knife.

the

eccentric

in

the

eccentric

to

the

right

HOLE..

BUSHING

with

the

Check

that

If

not,

loosen

bushing

starting

point

bushing

side

of

left

the

\

TENSION

b.

bushing

plunger clearance out

between

of

onto

plunger the

spacer.

(7)

finger

knife

release

or

Tension

(F) pin

between

thread

the

tension

bushing

pin.

tension

For

trimmer

and

a.

There

pivot

lever

relieve

the

^ET

i

SCREW!

I

RELEASE

release

with a set

(E)

must

in

the

tension

head

of

release

and

move

Do

not

disc.

adjustments,

knife

assembly

should

carrier

(C)

and

bind.

solenoid

have

it

and

solenoid

pin.

Slip

in

exert

After

tightening

be

(A).

Loosen

taking

ADJUSTMENT

is

xrew

secured

in

bracket.

approximately

the

tension

disc.

release Place a .005 plunger

tension

until

it

contacts

too

much

pressure

set

remove

from

machine.

no

bind

or

screw

(B)

up

the

excessive

to

Solenoid

.005

inch

and

release

solenoid

the

solenoid

and

screw,

the

positioning

shake

in

on

the

end

flat

of

inch

with

spacer

the

end

open

remove

lower

pivot

play

c.

upper

knife

and

Be

this

to

be

treme the

ger

the

cide dicated loosen

LOWER KNIFE RUN-OUT

POSITION

TRIMMER

Adjust

knife.

sure

adjustment

left

(B).

run-out

at a point

lower

Turn

counterclockwise

bushing

or

checked.

left

position

side

of

As

the

lower

of

the

of

at

point

screws

(A)

ADJUSTMENT

knife

flange

CAUTION

is

not

parallel

The

lower

should

the

arm

knife

cutting

the

positioning (D). and

position

until

screw

(G)

to

raise

turned

adjustment

knife

not

extend

of

the

positioning

moves

edge

(C)

To

make

knife.

CUTTING EDGE

it

just

contacts

clockwise

it.

while

(A)

making

will

in

its

to

have

ex

beyond

fin

to

the

right,

must

coin

finger

as

in

adjustments,

LOWER

KNIFE

the

lower

B

POSITIONING

FINGER

TRIMMER

ADJUSTMENT

\

TRIMMER

ADJUSTMENT

d.

bly sitioning bin

Place

the ger

lowing

projection

Assemble

into

machine.

finger

case

holder

the

projection

bobbin

and

knife

1/32

case

and

positioning

and

until

holder

assembly

inch

clearance

the

inside

Adjust

knife

assembly

the

(A)

on

recess

attaching

edge

finger

the

bobbin

by

finger

recess

the

positioning

(B)

and

screws

between

of

bobbin

and

case

turning

is

tighten

the

outside

case

knife

assem

holder

po

the

bob

at

the

top.

finger

into

the

securely,

fin

edge

al

of

recess.

e.

forward

With

the

ting

solenoid

ID)

so

that

knife

return

TRIMMER

Locate

the

as

possible

cutting

plunger

1/32

spring

INSTALLATION

cutting

and

(C).

inch

(A)

parallel

lever

adjust

clearance

is

in

solenoid

bracket

with

(B)

contacting

the

pivot

is

maintained

position.

the

(A)

as

line

of

feed.

the

release

lever

when

far

cut

LOWER

KNIFE RUN-OUT

POSITION

POSITIONING

FINGER

Be

lower

Also

g.

bobbin

treme

make

contact,

TRIMMER

V

TRIMMER

sure

cutting

knife

be

sure

Be

sure

case

right

hand

SOLENOID

stop

when

knife

the

holder

position.

bend

ADJUSTMENT

CAUTION

solenoid

making

does

not

hit

spring

retainer

when

the

If

retainer

wire

ADJUSTMENT

CUTTING EDGE

lever

contacts

this

adjustment.

the

hook

|B)

lower

knife

the

spring

to

suit.

LOWER

KNIFE

the

point.

contacts

is

in

its

wire

does

the

ex

not

1^

ISOLENOIQl-^

[bracket

PIVOT

release'

1

LEVER

SOLENOlDl

'PLUNGER

when

tion,

the

needle

TRIMMER

f.

Adjust

the

left

the

lower

corner

slot

in

SOLENOID

lower

knife

is

IE)

the

bobbin

knife

in

its

is

in

ADJUSTMENT

extreme

line

case

'

stop

with

holder.

fSOLENOID

Ilever

screw

(B)

right

the

left

so

hand

side

that

posi

of

TRIMMER

R

ADJUSTMENT

HOLE..

BUSHING

]

If

positioning

noid

bracket

position

h.

Toadjust

screw

(C)

increase

(8)

63400

sitioner

nizer brushes.

trols

needle

tension

Assembling

KBZ

No.

is

composed

Band A is

the

up

position.

finger

are

removed

changed,

check

tension

and

move

tension

or

left

and

installed

800

ST-362

of

fixed

cutting

position.

mechanism.

Band C controls

NOTE

assembly

step

of

knife

or

from

(f).

spring

to

decrease

adjusting

with

three

synchronizer

Quick

on

2800

slip

rings

on

the

synchronizer

Band B controls

cutting

machine

return

spring,

bracket

tension.

Drive

and

E-2.

The

and

four

the

needle

sole

or

loosen

(D)

right

on

needle

synchro

carbon

and

to

Class

po

con

the

down

0-1

h

SYNCHRONIZER

f.

Move direction aligns

with

g.

adaptor

Secure

in

Trailing

Conductive

the

until

start

the

edge

the

this

position

^A-1

Edge

of

Segment

3

5/16'

ADJUSTMENT

hub

of

the

of

the

of

the

synchronizer

by

■1

7/8'

Leading

of

Cond.

7/16'

Non-

synchronizer

conducting

gauge

marked

to

tightening

Edge

Seg.

GAUGE

strip

the

screw

~7

B-1

in

on

A-1.

handwheel

D.

O

o)

C3)W

iS

"o

.EO

cq

X

0)

O

operating

band

A

SYNCHRONIZER

a.

Assemble

shown

on

handwheel

b.

Turn

c.

Loosen

d.

Loosen

e.

the

bottom

All

of

needle

Place

the

so

o'clock

to

prevent

diagram

adapter.

off

gauge

of

following

on

the

position,

turning.

the

brush

PL-586,

motor

switch.

screw

D.

screw S so

over

the

gauge

NOTE

adjustments

down

stroke,

and

handwheel

ADJUSTMENT

holder

to

the

and

the

synchronizer

bands B and C rotate

synchronizer

fits

on

hook

top

are

point

held

and

of

the

made

at

securely

bracket,

to

freely.

position

brushes.

with

9:00

the

as

h.

Move

starting

B-1

operating

strip

tighten

between

and

plate

it

needle

until

Non-conducting

operating

9:00

Start

passed

edge

position

i.

Holding

direction

aligns

with

j.

Holding

screw

k.

With

the

needle

I.

Check

and

turn

reaches

hook

point

m.

Check

direction

O'CLOCK

of

non-conducting

the

top

of

the

on

the

band B in

edge

band B and

S.

bands

cutting

down

needle

handwheel

its

has

strip

needle-up

WITH

of

brush

band B in

operating

non-conducting

gauge.

position,

until

the

end

of

gauge

marked

A,

B,

and C set,

mechanism,

position

lowest

passed

on band C should

down

in position.

is

set.

setting.

operating

the

setting.

until

the

HOOK

NEEDLE

strip

on

holder F by

direction

strip

move

of

the

non-conducting

C-1.

band C in

the

relationship

the

needle

up

Remove

direction

Continue

needle

by

be

on

Turn

handwheel

POINT

ON

DOWN-STROKE.

band B should

about

1/4

until

aligns

with

band C in

position,

position

throat

until

to

turn

5/64

inch.

brush

IS

have

inch.

the

G.

in

AT

Revised

Sept.

1974

23

If

positioning

noid

bracket

position

h.

To

screw

(C)

increase

(8)

63400

sitioner

nizer

brushes.

trols

needle

position.

tension

Assembling

KBZ

No.

is

composed

the

up

finger

are

changed,

adjust

tension

and

move

or

left

and

installed

800

ST-362

Band A is

cutting

position.

NOTE

assembly

removed

check

of

tension

to

adjusting

with

of

three

fixed

on

mechanism.

or

from

step

(f).

knife

return

spring

decrease

bracket

tension.

synchronizer

Quick

Drive

on

2800

slip

rings

the

synchronizer

Band B controls

Band C controls

cutting

sole

machine

spring,

(D)

and

needle

E-2.

The

and

four

the

needle

or

loosen

right

to

on

Class

po

synchro

carbon

and

con

the

down

h

SYNCHRONIZER

f.

Move

direction

aligns

with

g.

adaptor

Secure

in

Trailing

Edge

Conductive

the

hub

until

start

the

edge

of

the

this

position

•1

7/8"-

Leading

^

A

of

Cond.

7/16'

of

Non-

Segment

3

5/16'

ADJUSTMENT

of

the

synchronizer

of

the

conducting

the

gauge

marked

synchronizer

by

tightening

Edge

Seg.

GAUGE

strip

to

screw

in

A-1.

the

handwheel

0)C/3

tS

"d

™

c:

o)

o

S

O

"O

c

CO

X

0)

o

H

operating

on

band

D.

A

SYNCHRONIZER

a.

shown

handwheel

so

/Assemble

on

diagram

b.

Turn

c.

Loosen

d.

Loosen

e.

Place

the

bottom

All

of

the

needle

on

o'clock

to

petition,

prevent

the

PL-586,

adapter.

off

motor

screw

screw S so

gauge

over

of

the

gauge

following the

down

and

turning.

ADJUSTMENT

brush

holder

to

and

the

switch.

D.

bands B and C rotate

the

synchronizer

fits

on

top

of

NOTE

adjustments stroke,

handwheel

hook

are

made

point

held

bracket,

and

position

the

brushes.

with

at

9:00

securely

as

to

the

freely.

it

h.

Move

starting

B-1

position

i.

operating

strip

aligns

j.

tighten

k.

between

and

the

I.

plate

and

needle

until

hook

Non-conducting

m.

operating

9:00

O'CLOCK

Start

of

passed

the

band B in

edge

of

the

on

the

Holding

band B in

direction

with

edge

Holding

screw

With

the

needle

Check

turn

reaches

band B and

S.

bands

cutting

down

needle

handwheel

its

point

strip

Check

needle-up

direction

WITH

non-conducting

top

of

brush F by

operating

non-conducting

gauge.

position,

until

the

end

of

gauge

of

marked

band C in

A,

B,

and C set,

mechanism,

position

down

lowest

has

passed

on

the

is

set.

setting.

in

operating

position.

the

band C should

setting.

until

the

HOOK

NEEDLE

strip

on

ON

about

direction

strip

the

until

aligns

move

band C in

non-conducting

C-1.

position,

the

relationship

needle

up

position

Remove

direction

Continue

needle

Turn

to

by

5/64

be

on

brush

handwheel

POINT

DOWN-STROKE.

band B should

1/4

inch.

the

with

throat

until

turn

inch.

E.

in

IS

AT

have

23