Lewis 150-2 - Page 16

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1/16

11

to

3/32

11

from

the

needle

setting

surface

of

presser

foot.

Tighten

the

needle

carr

i

er

clamp

screw.

LOOPER

The

correct

setting

of

the

looper

is

of

the

greatest

importance.

(See

adjusting

chart).

Plate

1.

The

looper

is

mounted

in

the

looper

carrier

assembly

-

allow

1/64"

space

between

looper

shoulder

and

end

of

looper

carrier

-

See

Figure

2 -

and

the

correct

assembling

of

this

unit

must

be

understood

in

case

for

any

reason

it

is

necessary

to

remove

or

replace

this

assembly.

The

looper

carrier

assembly

consists

of:

Looper

Yoke

-

in

which

are

the

looper

yoke

pin

holes

Clamp

Screw

Looper

Ball

Looper

Carrier

15

The

looper

carrier

and

looper

yoke

are

set

before

as-

sembling

these

parts

into

the

machine.

Now,

the

looper

ball

is

positively

located

on

the

shaft

of

the

looper

carrier

by

a

spot

screw.

The

looper

carrier

is

assembled

to

the

looper

yoke

so

that

the

distance

from

the

edge

of

the

looper

yoke

pin

hole

near-

est

the

looper

ball,

to

the

side

of

the

looper

ball

nearest

to

the

looper

yoke,

will

be

4-1

/32".

See

adjusting

chart

-

Figures

5

and

6.

The

looper

has

means

for

the

following

adjustments,

which,

for

reference

to

the

drawing,

are

numbered

as

follows:

Adjustment

4

Means

for

adjusting

the

looper

position

on

the

right

hand

side

or

when

the

looper

is

taking

the

loop

from

the

needle.

Adjustment

5

Means

for

adjusting

the

looper

position

on

the

left

hand

side

or

when

the

needle

is

between

the

prongs

of

the

looper.

Adjustment

6

Means

for

adjusting

the

position

of

the

looper

from

left

to

right

or

right

to

left.

From the library of: Superior Sewing Machine & Supply LLC

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