Singer 1 One Instruction Manual 34 - Page 23

10.

How

to

adjust

stitch

length

The

stitch

length

dial

on

this

machine

is

pre-set

to

3mm

for

normal

sewing

condition.

Since

the

adjustment

can

be

made

easily,

adjust

the

stitch

length

to

4mm

when

sewing

heavy

weight

fabrics

such

as

quilting

and

to

2mm

when

sewing

light

weight

fabrics

such

as

lining

fabric,

crepe,

etc.

and

you

will

obtain

ex-

cellent

seams

without

puckerings.

11.

How

to

adjust

overedge

seam

width

Stitch

length

dial

Overedge

seam

width

of

this

machine

is

set

to

3.5mm

for

normal

sewing

conditions,

however

it

can

be

increased

up

to

5mm

for

overedging

heavy

weight

fabrics

as

instructed

below.

(1)

Before

making

the

adjustment,

be

sure

that

the

power

line

plug

is

disconnected

from

the

wall

re-

ceptacle.

(2)

Open

the

looper

cover.

(See

page

8)

(3)

Turn

the

hand

wheel

toward

you,

lower

the

movable

knife

as

far

as

it

will

go

and

set

it

in

the

non

-

operating

position

as

shown

in

figure

below.

(4)

Remove

the

cylinder

cover.

(See

page

8)

1

Movable

knife

holder

Push

the

movable

knife

holder

to

the

right

as

far

as

it

will

go

and

turn

the

knob

in

the

direction

shown.

As

shown

above,

the

movable

knife

will

be

in

a

non

-operating

position.

(5-1)

14U286B

machine.

(See

Fig.

1)

Turn

the

overedge

seam

width

adjustment

knob

and

with

the

graduations

on

the

throat

plate

as

a

rule,

adjust

to

desired

seam

width.

(5-2)

14U236B

machine.

(See

Fig.

2)

Loosen

the

2

stationary

knife

holder

set

screws

with

the

hex

-head

wrench

provided

in

the

accessories,

move

the

stationary

knife

holder

to

the

right

or

left

and

tighten

the

set

screw.

(When

a

wider

seam

is

desired,

move

the

holder

to

the

right

and

when

a

narrower

seam

is

desired,

move

the

holder

to

the

left).

Be

sure

to

align

the

cutting

edge

of

the

stationary

knife

level

with

the

top

surface

of

the

throat

plate.

(6)

Replace

the

cylinder

cover.

(See

page

8)

(7)

Return

the

movable

knife

to

its

original

position

and

close

the

cover.

Note:

Do

not

set

the

overedge

seam

width

below

3.5mm

as

this

may

cause

the

stationary

knife

to

interfere

with

the

throat

plate.

3.5

5

Left

end

of

stationary

knife

holder

Narrow

Widen

1

Fig.

1

Stationary

knife

holder

set

screw

Stationary

knife

holder

Fig.

2

,

21

Singer 1 One Instruction Manual 34 - Page 23

adjust, stitch, length, overedge, width

Page 23 highlights