Singer 1640 User manual

INSTRUCTION

MANUAL

FOR

SEWING

MACHINE

FREE-ARM

MODEL

1640

INDEX

Section

FEATURES

AND

PARTS

Front

View

Rear

View

Convertible

Extension

Plate

Attaching

Extension

Plate

Electrical

Equipment

Sewing

Light

Accessories

Section

BASIC

INFORMATION

Needle.

Thread

and

Fabric

Chart

Changing

Presser

Foot

Changing Needle

Removing

Needle

Plate

Removing Bobbin

Case

Section

THREADING

MACHINE

Winding

Bobbin

Threading

Bobbin

Case

Inserting

Bobbin

Case

Threading

Upper Thread

Bringing

Lower

Thread

Twin

Needle

Upper

Threading

and

Sewing

Rewinding

Bobbin

When

Machine

Threaded

Section

CONTROLS

Checking Tension

Upper

Thread

Checking

Tension of

Lower

Thread

Feed

Cover

Adjusting

Pressure

For

Regular

Sewing

Adjusting

Pressure

For

Embroidery,

Darning

and

Sewing

Buttons

Stitch

Length

Reverse

Stitching

Section

SEWING

Preparing

Sew

Stitching

Tips

Keeping

Stitching

Straight

Basting

Straight and

Zigzag

Sewing

Stretch

and Decorative

Stitches

Instructions

For

Sewing

Stretch

Materials

Multiple

Zigzag

Stitch

Scallop

Stitch

Double

Overlock

Stitch

Satin

Stitch

Triple

Seam

Stitch and

Rickrack

Stitch Stretchable

Blindstitch

Smocking

Stitch,

Overcast

Stitch

Box

Stitch

22A

Super

Stitches

(Swan,

Tlip,

Dog)

22A

Section

FINISHES

Buttonholes

Blindstitching

(Hems)

Sewing

Buttons

Adjustable

Cording

and

Zipper

Foot

Cloth

Guide

Quilting

Guide

Section

CARE

AND

MAINTENANCE

Cleaning

Shuttle

Hook

and

Race

Oiling

27,28

Section

PROBLEMS AND

PROBABLE

CAUSES 29

19A

—1A—

FEATURES

AND

PARTS

Section

FRONT

VIEW

Face

Plate

Thread

TakeUp

Lever

Pattern

Panel

Stitch

Selector

Dial

Stitch

Width

Dial

Stitch

Length

Dial

Reverse

Push

Button

Handle

Top

Cover

Hook

Cover

Thread

Tension

Dial

Tension

Check Spring

Thread

Guide

(G)

Needle

Bar

Thread Guide

Presser

Foot

Thumb

Screw

Presser

Foot

Needle

Plate

10.

11.

12.

13.

14.

15.

—2—

16.

Hand

Wheel

17.

Stop

Motion

Knob

18.

Cover

Plate

19.

Bobbin Holders

Bobbin

Winder

21.

Spool

22.

Top

Plate

23.

Thread

Guide

and

Bobbin

Winder

Thread

Tension

24.

Patch-O-Matic Darner

Sew

Light

Switch

Presser

Foot

Lifter

Extension

Plate

Free

Arm

Steel

Plate

Needle

Clamp

Screw

Thread

Cutter

Section

REAR

VIEW

2021

—

25.

26.

27.

28.

29.

30.

31.

—3—

Section

CONVERTIBLE

EXTENSION

PLATE

The

built-in,

snap-up

extension

plate

quickly

converts

the

sewing

platform

from

free

arm

flatbed.

Attach

ing

the

Extension

Plate

For

ordinary

sewing,

the extension

plate

will

make

your

work

easier.

Carefully

place

the

extension

plate

the

free

arm,

levelling

the

plate

with

the

free

arm, inserting

pins

plate

into corresponding

holes on

base

arm.

—4.--

Section

ELECTRICAL

EQUIPMENT

Plug

foot

pedal

cord into

your

wall

outlet,

and

connector

terminal

box

machine

shown

Fig.

CAUTION:

When

not

use,

please

sure

disconnect

the

cord

plug

from

electrical

outlet.

SEWING

LIGHT

Sewing

light

located

directly

over

the

needle

better

illuminate stitching

area.

Turn

sew

light

switch on

and

off

behind

face

plate.

replace

bulb,

turn

light

off,

and

open

face

plate.

Unscrew

bulb

you do

conventional

light

bulb.

Place

new

bulb

socket

and

screw

place.

(Fig.

CAUTION:

Please

sure

disconnect

the

cord

plug

from

electrical

outlet

before

replacing

bulb.

Fig.

—5—

Section

ACCESSORI

Plastic Oiler

(sealed and

filled)

Package

Needles

straight

needles and

twin

needle)

Large

Screw

Driver

Small

Screw

Driver

Quilting

Guide

Cloth Guide

with

Thumb

Screw

Button

Sewing

Foot

Buttonhole

Foot

(on

machine)

Zipper

Foot

Felt

Washers

(2)

for

spool

pins

Bobbins

(3)

Zigzag

Foot

(on

machine)

Seam

Ripper

Feed

Cover

WWc

IACHINE

iffPLES

10.

11.

12.

13.

14.

—6—

The

needle

and

thread

you choose

depends

upon

the

fabric

you

are

stitching.

The

correct

needle

size

important to

avoid damaging

the

fibers of

light

weight

tightly

woven

fabrics

and

prevent

needle

breakage

when

stitching

heavy

stiff

fabrics.

Needle

size

Thread

Fabric

•

polyester chiffon,

fine

silk,

tricot,

lingerie

•

cotton

covered

polyester

fabrics,

sheer

lace,

net,

voile,

fine

•

fine

mercerized

cotton

(70-100) organdy

•

silk

•

polyester

light

weight

knits

and

jersey,

silk,

•

cotton

covered

polyester

batiste,

taffeta,

satin,

lace,

crepe

light

•

mercerized

cotton

(50-60)

•

silk

•

polyester

double knits,

linen,

poplin,

gingham,

•

cotton

covered

polyester

pique,

seersucker,

velveteen,

light

medium

•

mercerized

cotton

(50)

weight wools,

fine

corduroy

•

silk

•

polyester

heavy

wools,

corduroy,

felt,

•

cotton

covered

polyester

terrycloth,

canvas,

upholstery,

•

heavy

duty

mercerized

(40)

and

drapery

fabrics

eavy

•

silk

(buttonhold

twist

for

topstitching)

Use

only style

(European equivalent

705>

this machine.

This

style

system

the

most

commonly

used

household

sewing

machines.

•

Always

use

same

type

and

size

thread

both

needle

and

bobbin.

•

Always

use

sharp

needle.

blunt

point

can

cause

skipped

stitches

snag

the

fabric.

Chemical finishes

and

man-made

fibers

blunt

the

needle

faster.

•

Never use

bent

needle.

•

your

machine

skipping

stitches,

replace

the

needle

before

looking

for

trouble

elsewhere.

Special

Needles

with

blue shaft

ballpoint

are

particularly

designed

sew

knits

and

stretch

fabrics.

Such

special

needles

can

prevent

sewing

from

skipping

stitches

and

damaging

stretch

fabrics.

Available

size

11,

and

16.

NEEDLE,

THREAD

AND

FABRIC

CHART

—7—

Section

CHANGING

PRESSER

FOOT

Raise

needle

its

highest

position

turning

hand

wheel

toward

you.

Raise

presser

foot

lifting Presser

Foot

Lifter

located

back

machine.

Loosen

thumb

screw

and

remove

foot.

Place

grooved

side

selected

presser

foot

against presser

bar.

Tighten

screw

securely with

screwdriver.

not

operate

machine

with

presser

foot

lowered

unless

fabric

between

presser

foot

and

fabric

feed.

CHANGING

NEEDLE

Raise

needle

its

highest

position

turning

hand

wheel

toward

you.

Loosen Needle

Clamp

Screw

and

remove

needle.

Place

new

needle

its

flat

side

faces

back.

Push

into

needle

clamp

far

possible.

Tighten

screw

with

screwdriver.

Turn

hand

wheel

toward

you

ona

com

plete

rotation

sure

needle

correctly positioned.

Fig

—8—

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