Kansai DWR-1900 Series Bedienungsanleitung

Industrial

Sewing

Machines

lllansaillpecial

INSTRUCTION

MANUAL

[MR-1900

senes

•-

=-^a=~.-.

•r

••

- . •-

1902-2U

1902U

19003U

19004U

1902-2U/UTC

1902U/UTC

19003U/UTC

19004U/UTC

From the library of: Superior Sewing Machine & Supply LLC

INSTRUCTION

MANUAL

DWR-1900-3U/UrC

DWR-1900-4U/UTC

DWR-1902-2U/UTC

EWR-1902U/UTC DWR-1903U/UTC

INDEX

page

no.

Features

2) Motor

pulley

diameter

3) Supplying /

Draining

oil

Threading

5) Needle

bar

alignment

and

setting

needle

••• 3

6) Synchronizing

needle

and

looper

Clearance

looper

and

needle

=ditto=

Distance

from

needle

looper

10) Feed dog

height

11) Change

stitch

length

12)

Setting

needle

guard 5

13) Adjustment

looper thread take-up 6

14) Adjustment

rear

puller

15) Under

thread

clipper

mechanism 8

16)

Counter

blade

17) Alignment

clipping

spring

counter

blade

and

stationary

blade

18) Alignment

looper

and

counter

blade

19)

Change

counter

blade

stroke

20) Change

drawing

thread

21) Needle

positioning

22)

Setting

air

systems 11

23)

Setting

table

stand

m 12

immmm

6 .

^7.'

^ V

>0)1

10.

)^Ufi0iigi5

11.

From the library of: Superior Sewing Machine & Supply LLC

Features

This type

machine

equipped

with

UNDER

THREAD

CLIPPER

mechanism

which

facilitates

insert/attach

tubular

elast

onto

preclosed

garrfient^such as sweat

pants,

truck

shorts

mens

under wear and

fasionable

sporting

pants.

numbers

needle

numbers

thread

! numbers

looper

CWR-1900-4U/UTC

EWR-1900-3U/UTC

DWR-1902-2U/UrC

IMI-1902U/UTC

CWR-1903U/UTC

Table

type

needle

use

128GAS

No.

80-100

cylinder

circumference

380

m/m

1900-3U/UTC 1900-4U/UTC

440

m/m 1902-2U/UTC 1902U/UTC

1903U/UTC

feed

mechanism.

2) Motor

pulley

diameter

R.P.M.

4000

4500

plain

feed

with

rear

puller

push

button

system

change

feed

length.

m/m

Table

3) Supplying /Draining

oil

(Fig. 1)

a) Remove

oil

viewer

A and

supply

oil

until

oil

being

filled

the

line

oil

gauge C.

The

oil

level

should

checked

and

kept

between

line

and

while

machine

use.

Draining

oil

can

done

with

removing

screw

•

From the library of: Superior Sewing Machine & Supply LLC

Threading

Lil

Fig.

For

easier

threading

looper.

Looper

can

THROW-OUT

position

toward

operator

when

button

pushed

inwardly.

(Fig.

Push

looper

holder

inwardly

operating

position

before

start,

From the library of: Superior Sewing Machine & Supply LLC

Needle

bar

alignment

and

setting

needle

fcecZIE)

1 f i !

r~r.

Fig»

(0)

Synchronizing

needle

and

looper

Turn

the

handwheel

operating

direction

until

the

point

looper,

nioving

the

left

(on

the

back

side

needle),

even

with

the

left

side

the

right

needle.

Now

turn

handwheel

the

reverse

dire

ccion

that

meeting

point

the

same

preceding

location.

adjust,

loosen screw E Fig. 7

SLIGHTLY

just

enough

retain

its

position

turn

handwheel

while

eccen

tric

being

held

its

position,

attain

proper

synchronization.

Retighten

screw E

securely.

Clearance

looper

and

needle

Set

the

looper and

turn

handwheel

opera

ting

direction

until

the

point

the

loo

per,

moving

the

left(on

the

back

side

the

needle),

its

clearance

0-0.1

m/m

(as

as possible without contacting)

adjust,

loosen screw D Fig.7

move

looper

holder to

attain

the

proper

clearance.

Retighten screw D securely.

Align

the

point

needles

the

center

needle

plate

hole.

adjust

loosen

screw

Fig.

Set

the

needle

that

strait

groove

located

perfectly

toward

operator,

shown

Fig.

For

Proper

SYNCHRONIZATION

Looper

Needle

these

two

Dimensions

will

the

same

Looper

BEHIND

Needle

OPERATING

Direction

Looper

FRONT

Needle

reverse

Direc

tier

flR-

From the library of: Superior Sewing Machine & Supply LLC

8) Clearance of needle

and

looper

RIGHT

Needle

and

Looper

seen

from

the

LEFT

END

of the

machine

\ \

SCARF

Jit

9) Distance

from

needle to looper

Set

the

looper

that

the

distance

between

the

point

looper

the

right

side

the

needle

4.5

m/m

when

the

looper

its

farthest

right

end.

adjust

loosen

Left

hand

nut

and

Right

hand

nut

then

turn

Connecting

Rod C

Retighten

Nut A and B

securely.

Fig.

RIGHT

Needle

and

Loope

seen

from

the

FRONT

the

machine

Center

Line

4.5

m/m

Looper

its

farthest

position

RIGHT

Right

Hand

Nut

Connecting

Rod

Left

Hand

Nut

Fig.

From the library of: Superior Sewing Machine & Supply LLC

10) Feed dog

height

..L

"f—

When

the needle bar

the top

its

stroke, the height of

peak

teeth

from

the

surface

the

nee

dle

plate

should be

1.0-1.2

m/m.

adjust,

loosen

screw

A move

feed

dog

vertically

attain

its

proper

height.

Recighten screw A

securely.

1-1.2m/m

11)

Change

stitch

length

=CAUTION=

Readjust

needle guard whenever

stitch

length

changed.

Fig.

Push

button

and

hold

its

position

and

turn

handwheel

slowly

until

button

fur

ther

and

locking

main

shaft.

Turn

handwheel

counterclock

increase

stitch

length,

Turn

clockwise

acts

the

reverse.

Release

button

A as

spring

back

for

operational

position.

12) Setting needle guard

Set the needle guard horizontally

that

barely

contacts

the

nee

dle

when

its

extreme

forward

pos

ition.

should be

set

vertically

low

possible, yet

have

its

top

guarding

surface

is 1.0

m/m

higher

than

the

poi

nt of the needle,

when

the point of loo-

per

meets

needle

its

wav

IpftT^arH /per meets needle on

its

way

leftward

motion.

adjust,

loosen

screw A

attain

proper

position.

Retighten screw A securely.

Fig-

1 m/m

From the library of: Superior Sewing Machine & Supply LLC

13)

Adjustment

looper

thread

take-up

a) Set the looper thread retainer E so that the distance

from

its

underside

the

surface

needle

plate

6-7

m/m.

adjust, loosen

screw

move

thread retainer E

vertically

attain

its

height.

Retighten

screw G.

b) Setting looper thread take-up eyelet

Proper location of thread take-

eyelet

D should be

vertica

lly

line

with the center of

main

shaft.

Loosen

set

screw

A move

eyelet

tain

its

position.

Retighten

set

screw A securely.

c) Adjsutment

take-up

cam

The

looper

thread

should

begin

released

when

the blade of looper

and

the point of

the

needle

are

horizontally

the

same

hei

ght, in

its

motion

toward

right.

adjust, loosen

screw

SLIGHTLY

but rigid

enough

to retain

its

position,

move

take-

cam

B to

attain

proper position.

Retighten screw C securely.

Fig.

From the library of: Superior Sewing Machine & Supply LLC

14) Adjustment

rear

puller

Synchronization

needle

bar

upward motion

needle

bar

and

the

point

needle

located

within

the

thickness

presser

foot(1.5

m/m

higher

than

surface

needle

plate.),

puller

should

start

effective,

Loosen

screw

and

secure

the

location

eccentric.

Tighten

screw A

after

adjustment

done.

b) Tlie amount

travel

the

puller

Feed

length

and

the

amount

travel

the

puller

normally

maintained

the

same.

adjust

this,

loosen

nut

C, move

ball

joint

assembly

inwardly(toward

upper

shaft)

connecting

lever

acquire

feed

action,

outwardly

acts

the

reverse.

Retighten

nut

c) Fine adjustment

travel

the

puller

adjust

this,

loosen

screw C

move

puller

driving

lever

Btoward

operator

acquire

feeding

action,

outwardly

acts

reverse.

Retighten

screw

Fis»

Fig.

From the library of: Superior Sewing Machine & Supply LLC

15)

UNDER

THREAD

CLIPPER

MECHANISM

Fig.

16)

Counter

blade

Check

every

corner

blade.

Carefully

remove

burr

sharp

point

cuts

thread

before

looper

thread

being

clipped.

^ X

Fig.

From the library of: Superior Sewing Machine & Supply LLC

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