Brother EF4-B959 Instruction Manual

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INSTRUCTION

BROTHER

MANUAL

EF4-B959

Twin

Needle

BROTHER

Overlock

Sewing

INDUSTRIES.

NAfiOYA

JAPAN

Machine

LTD.

I •

CONTENTS.

Uroiher

Feature?

Installinpr

i'ulIcV? operatlni!

Overlook

fv

the

machine

Stitcher

direction

Model

EF4-B959

Breakin.tr-in

OilinK

Xeedie? -

Hcm-'vin^ the needle

Insitiliin.t:

>p'^:

Thneadrn^

I nrea:^.".!.' the

Thrcrtdin^r the underlooper t..... V.

Threadin.c

'i e.stir.a

Thrc'Tid

l're?>.r
Stitch

.•

•••.•.••.•

trio

needle

>ta:!d - :

v - - -

.overhioper

the

needle

uitheut

tensions

f.H.t

pitch

fabric"

prcs.-ure

and

differential

-vv"

feed

— :....^..

: o

..r...

."......•.

Streichint:

Stitch width

-Assembiinp

Needle

Reiniive

The I'per.itnvc distance-oi the loopers

Relative

Relative

Relative positions of the

Adiustinp the heipht and angle of the feed dogs

Adjusting

.Adjusting the height of the pre'sser foot :..26

Installing and removing'the lower knife — 30

Installing and removing the upper knife 31

Specifications

and adiustinp

hei.trht

and

position?

pusitiiin?

ptoitron.-i

the

feed

•••••

needie

bar

stroke

o: the

overlooper

of the

needle,

of the underlooper and needle

<»verlooper

dogsincross

and

underluoper

and

looper

and needle 2n

directions

- 30

•—•.

•••26

•'•••—.

21

26

25

2.5

26

27

i

-)

3

-

15

g

9

]„

in

jo

1-,

1^5

9 *

i.

I

Brother

The EF4-B959 is an automatically lubricated high-speed straight two needle

overlock sewing machine of modern design.

unsurpassed performance in providing perfect and beautiful overlock -stitches

for

fabrics

etc. of cotton, wool. silk,

is it dependable and versatile,

inierchangcability.

Overlock

of all

kinds

and

rayon,

Stitcher

thicknesses,

nylon or

the

machine is

Model

The

new overlock stitcher boasts

stockinet,

suiting,

other

synthetic fibers.

guaranteedofcomplete

EF4-B959

brbadcloih.

Not

_ -

jersey,

only

parts

- 1 -

i.

*

--•K

t . »

Features

I. Kasy adnistinK nf ItmpiT liniinv: :if<iiri's i-vc::

man

i>n.

U.

Fci'd piudi can

1

mm

;i. I

>ifl'ereiK:a!

according

•i.

I.iibriciitim; oil i> supplied by it powerfu!

iiiirts

for -imnoth

•t.

..Mock

sa!«'ty stitch I'im

i»

mm

feed can

to

bf

atliiisicd cptickly

by

meansofthe

tjie

kindpffabric.

operation

l>e

adiii,<ted

even

eitsii.v

and

.cradiialed

to stretchitjy ( r -hirrinj; its desired

<1;

hich

he obiiuiied

and

easily within a wide raniic nf-

main

and

pump

-o ail

sjieecis.

h;.

ci".r;:'.yine

loop;*:'. • • • - »

li.

ihtralnmin
the joopers

tetnperaiviie

Si>eeds.

7. The modern functional

and

Uesi.un

i.- used L" lessen lite ioad on the iooper i;!eci;ani.sn."s" :i;;:t

always

- • • i . ,

improve

operate

ri.-ieornoise

work

efficiency.

nice iind sinoth without itccoirtpanvini;

i*vei! wlu-n

desijzn

heli»s

the

r.iitchine

briKhten the workshop atmosphere

re^jistralion and utility model appiieil for.

ladfnrm

sub

slitch-fur-

tved

maior

the

runnin;,'alinei.

levers.

iiMviiu:

e-oer-

t::-.due

5. I

'St.*

Jisi

. s

.r.

•: *.

•INSTALLING

3-

m-a.

N

^•^;A*'r,.

\\\

THE

MACHINE

f

CoVsi

oi ®

Place

the

machineonthe

power table, making sure

that

it is properly posi

tioned

in

relation

belt

and

waste

Fasten

to
screwsatfour

See
mentofthe

hole,

'the

(Fig.

Fig.2for

the

table

1)

waste

holes.

machine
securely

places..

the

machine,

hole, and

to

feet

with

arrange

the

belt,

presser lifter chain hole.

Needlf

rrevser
I'resser

Clnih

Cloth

Cloth

Needle

Top

bar

ad)u?tine
fon;

plate

puidv

plate

bar

cover

cap

lifter

cover

cover

Upper knife cover

Cushion

Screw

Waste

hole

Front

cover

Oil

pan

Arm

pulley

screw

lever

cover

j

,

;

[

rr^

. 1^-.

S 5 1 '

^ o P

—

Then fasten ihe pedal securely tn

the

floor

with-

screw;

and

connect

the presser foot lifter lever to the

pedal by.means of the

Adjust

the

chain, to opf.ranni

Icnpthbyhitching

chnih.

the traatl

hook

"to an appropriate.-xing in the

chain. (Figs 3 S:--!)

Make

sure

that

the

chain

is so

adjusted that whea the pedal is

released the presser foot lifter"

lever is all .Xhe way up for the

proper operation of the presser

•

?

.*-

•• •!•VL'-J-

Presset

-.IK'irJi;•*"..

r / T

loot

- i-.

lifter

i>.r;>t,

!cv^

/

i.

Belt tension can be adjusted by
raising or lowering the motor.

I'ress the belt with your thumb

at

mid

point

between

pulley

and

the-moi.or

if it gives in 2~3mm. belt

is

right.

the

machine

pulley;

and

tension

>i»L

.r.

i, jc

"•»''Vu'ii-Vf'^

;J

Wii.,

../it

.Vyi'*/*

i«VcUi(twlai/Jrj.iw>*L*it'.

0w

ITLLEVS

- 1

lie

ntirmal

from the pulley side.

OPERATING

iiperatiri};

direction

DIRECTION

of the

pulleyisclockw-iseasviewed

"

V-_"-:

BREAKING.IN . . • .

•

Althoush

minute,aspeed

the

first

will
the

normal

Following

have

ihis

-'machme

of

200

hours-(about

been

well

sewing

this practice

operatesatspeeds

about

3.800

one

run in by this

speed.

will

reduce

stitches

month).

time.

troubles

"up

fo

A200"s"titches

per

minuteisrecommended

Bearings,

and extend

Then

,

cranks

operate

machine

and

the

sliding

machine

life.

"per"

for

parts

at

r *. • •

-

;^Uaine

iV«lX6^£SU«

In

addiiiiin

oil liinlc.

1

nccdli'

and

loopi-r

"bnr,

t"

supply

iiouilk'

links.

filling

oil lo

Ixir

tho

tlic

link

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