Kenmore 96, 68, 95, 1750, 1651, 1600, 1654, 1652, 1650 Adjusting Your Sewing Machine for Good Stitches

ADJUSTING YOUR SEWING MACHINE FOR GOOD STITCHES

When

your

sewing

machine

does

not

sew

a

properly

locked

stitch,

check

the

following:

1.

Insert

a new

needle

of

the

correct

size

for

the

thread

and fabric

you

are

using.

Consult

chart

on

page

5

for'needle

size.

2.

The

upper

and

bobbin

thread

should

be

matched

in

size

and

type.

3,

Check

threading

carefully,

See

page

9.

4.

Check

the

thread

tension

balance.

Use

mercerized

thread,

and

a

correct

size

needle

for

the

fabric

you

are

using.

Do

not

try

this

test

with

synthetic

thread

as

it

will

not

break.

Begin

with

a

full

bobbin,

properly

threaded

into

the

case.

Set

the

stitch

length

at

about

12

stitches

per

inch.

Fold

a

6 _ square

of your

fabric

in

half

diagonally,

forming

a

triangle.

Make

a

line

of

stitching

_'_from

fold.

a.

If

seam

is

puckered-both

tensions

are

too

tight.

b.

If

the

bottom

thread

lays

on

the

fahric-

tighten

upper

thread

tension,

and

repeat

test.

See

page

12,

Figure

3.

c.

If

the

top

thread

lays

on

the

fabric-loosen

upper

thread

tension,

and

repeat

test.

See

page

I2.

Figure

2.

Grasp

the

stitching

and

pull

with

a

snap

to

make

threads

break.

a.

if

both

threads

break-tensions

are

balanced.

b,

if

neither

thread

breaks-both

tensions

are

too

loose.

c.

If

upper

thread

breaks-loosen

upper

tension.

d.

If

lower

thread

breaks-tighten

upper

tension.

oth

threads

do

not

have

to

break

at

the

same

place,

but

they

should

break

on

the same

_ap.

obbin

tension

may

be

reset

by

the

following

procedure.

Start

with a

loose

bobbin

thread

msion.

Tighten

the

spring

screw

gradually

until

bobbin

case

and

full

bobbin

can

be

gently

lifted

from

your

hand

by

the

end

of

the

bobbin

thread.

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