Singer 1 One Instruction Manual 38 - Page 27

19.

HOW

TO

ADJUST

THE

OVEREDGE

SEAM

WIDTH

*

The

machine

is

set

to

sew

the

four

-thread

stitch

and

three

-thread

left

needle

position

stitch

at

a

width

of

5.7mm

(7/32

inch).

*

The

machine

is

set

to

sew

the

three

-thread

right

needle

position

stitch

at

a

width

of

3.5mm

(9/64

inch).

*

The

5.7mm

(7/32

inch)

setting

can

be

increased

to

7.2mrn

(9/32

inch)

and

the

3.5mm

(9/64

inch)

setting

can

be

increased

to

5mm

(13/64

inch)

by

adjusting

the

stationary

knife.

*

Be

sure

the

machine

is

disconnected

from

the

power

source.

*

Open

the

looper

cover

(page

6).

*

Disengage

the

movable

upper

knife

(page

23).

*

Remove

the

cylinder

cover

(page

9).

*

Loosen

the

2

stationary

knife

holder

set

screws

with

the

hex

-head

wrench

provided

in

the

accesso-

ries.

(1)

*

Move

the

stationary

knife

holder

to

the

right

to

increase

the

stitch

width,

or

to

the

left

to

decrease

the

stitch

width.

*

Be

sure

to

align

the

cutting

edge

of

the

stationary

knife

level

with

the

top

surface

of

the

throat

plate.

(2)

*

Tighten

set

screws.

(3)

*

Replace

the

cylinder

cover

(page

9).

*

Return

the

movable

knife

to

its

original

position

(page

24).

Test

sew

and

adjust

tensions

as

necessary

to

com-

pensate

for

the

increase

or

decrease

in

stitch

width.

Note:

Do

not

set

the

overedge

seam

width

below

3.5mm

(9/64

inch).

(2)

(3)

5.7mm

(7/32")

7.2mm

(9/32")

Left

needle

N

5.7mm

(7/32")

7.2mm

(9/32")

Left

needle

Throat

plate

3.5mm

(9/64")

5.0mm

(13/64")

t

Right

needle

ci

Stationary

knife

25

Singer 1 One Instruction Manual 38 - Page 27

Adjust, Overedge, Width

Page 27 highlights