Seiko PWB-8GW-1, PWB-8GWC-1, PWB-8GWC-1-QNU, PWB-22GW-1 User Manual

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PWB-8GW-1 PWB-8GWC-1 PWB-8GWC-1-QNU PWB-22GW-1

LIST

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A

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• SEIKO SEWING

MACHINE

CO.,

LTD.

Machi

ne

body

±1*1~H

Arm

..t~·

*

shaft

~W~

and thread take-

f*

..

.. . ..

. . . . . . . . . . . . .. . . . . . . . . . . .. . . . .

up

mechanism

INDEX

§~

····

..

. . . . . . . . . . . . . . . . . . . . . . . . . 1, 2

····

···

·····

···

····

···

pages

3,

4

Needle bar

~H$tffi

Feed mechanism

)!~J~1*

Pre

sser foot mec

t!fl;t~1

Roller pre

D-7-

Lower

l'~~f

Rotary hook mechanism

t.rxr~1

Tread

*-tJ.lLJ~f*,

Tread tension

IJJ

~

rocking

1*

mecha nism · · ·· ··

hanism · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·

*

sser

foot

mec hanism · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 15, 16

t!fl;t~f*

shaft

mechanism · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 17, 18

*

trimmer

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··

··· ··· ·····

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·· 9

···

· 27

.......

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12

13, 14

19

.......

31

.......

8

26

30

36

Bobbin

winder

mechanism

···

···· ··

···

····

··············

····

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Acc

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35,

36

37

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41, 42

43

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PARTS 1 37007 2 33006 3

37009

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33007

6

370

12

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7 8 8040 9

33008 10 37294 11

33029 12 37295 13

370

16-A 14 37136 15 33005 16

373

78 17

30046 37754

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SCR BUSH

M5X0.8 L=

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10

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33023

12

33020

13

37045

14

37057

15 331

16

17 37063

18 37064 19 20 33024 21 22 23 24 33146 25 26 27 1103 28 29 30 37023 31 32 33 34 37025 35 35 36 37 38 39 40 41 42 43 44 44 37036 45 45 46 46 47 51 52

54

37059

37061

37021 37070 33145

37136 33012

37022 100443

37027 37026 20069

37029 37704 330

14 37031 37035 37292 14

013 33015 33167 37033 33016

105

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DESCRIPTION

THREAD THREAD THREAD NEEDLE BEARING THREAD TAKE-UP SET THREAD TAKE-UP PIN BUSH STUD SPRING BEARING (SMALL) STOP BEARING (LARGE) COLLAR TAKE-UP LEVER CLANK N

EED NEEDLE BAR CLANK NEEDLE BAR CLAMP SCREW WASHER STOP CRANK MOTION CAM SET SCREW SET SCREW UPP BEARING CO

SET

UPPER BELT PULLEY

SET SET BEARING BEARING COLLAR UPPER SHAFT COLLAR UPPER SHAFT COLLAR

WASHER

SCREW TIMING BELT SIDE CAP SCREW STOP BEARING SHAFT PULLEY PULLEY SET

SET SE

T

SET SCREW 15/ 64X28 L=1

THREAD TAKE-UP

STITCH LENGTH INDICATOR SCREW

TAKE-UP SUPPORT TAKE-UP TAKE-UP SUPPORT

SCREW

RING

LE BEARING

RING

SCREW

ER

LLAR

SCREW 15/ 64X28

SCREW SCREW

SCREW SCREW SCREW

M5X0.8

M4

WASHER

(C)

M4X0.7 L=10

M6X1 L=7

9/ 32X28

9/ 32X28 M5X0.8 SHAFT

M6X1

9/ 64X40 L=6

RING C-17

1/4X32 L=5.5

L=1

M6X1

M6X 1 L=8

L=12

15

/ 64X28 L=21.0 15/ 15/ 64X28 L=20.0

64X28

WASHER

L=8

=19

L

0

L=8

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RING

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PARTS

1

33069 2 37158 3

33055 4

33010 5

33054 6

37116 7

37115

33100

8 9

37161

10

3307

11

33070

12

37164

13 371 14

37136

15

37017

17

37166

18 331 19

37164

20

37167

21

37160

37140

22 23

33059

24

37115

25

37116

26

33051

27

33051-01

28

37106

29

33

30

37110

31

33011

32

33032

33

16243

37107

34 35

37108

37109

36 37

33053

38

33052

39

37114

40

33050

41

N0214

43

33072

44

33073

45

33074

46

33064

No

1

59

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UPPER

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STOP NEEDLE BEARING SET SCREW UPPER NEEDLE NEEDLE S

TOP NEEDLE PIN UPPER SCREW RUBBER

WASHER

NEEDLE CONNEC CONNEC NEEDLE SCREW SCR

NEEDLE

SET NEEDLE NEEDLE NEEDLE TAPER NEEDLE RUBBER NEED SET NEEDLE NEEDLE SCREW NEEDLE FEL

NEEDLE

SET SCREW

NEEDLE UPPER CO CONNECTING UNK PIN

FEED

RING

BEARING

FEED

BEARING SWING CONNECTING

RING

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M5X0.8

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M6X1

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M5X0

BAR

SCREW

BAR BAR BAR

BAR

LE

BAR

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BAR BAR

M4XO

BAR

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BAR DPx7 #14

FEED

NNECTING

¢2.5 L=

HAFT

CASE (A)

M6X0.75 L=5

SHAFT

L=10

CAP

ROD ROD

CONNECTING

L=16

.8 L= 1 0

BRACKET

M6X1

BRACKET BRACKET BRACKET

3X25

URETHANE

CAP

M3X0

BRACKET BRACKET

. 7 L

BRACKET

GUIDE

M4X0.7

SHAFT ROD

12

=6

IPTI

COLLAR

PIN PIN

SHAFT

L=5

COMPL SHAFT

.5

L=3.5

FELT FELT

GUIDE

BLOCK

L=6

ASSEMBLY

ON

ROD

ROCK COLLAR

ETE

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No.

PARTS

1 37157 -

2 37158

37120

3

37117

4 5 37118 6 37116 7 37115 8 37159

37136

9

3701

10 12 37166 13 33100 14 37167 15 37164

371

16 17 37116

33051

18

19 33051- 01 20 371 21 331 22

37110 33011

23

37503

24 25 37504 26 37505 27 37512 28 16243 29 37532

N4214

30

37107

31 32

37108 33 37109 34

33502 35 33503 36

33053 37

33050 38

33052 -

37114

39 41

37506

42 37507

33072

43 44 33073 45 33074 46

33064

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NEEDLE BEARING BEARING SET SCREW M6X0.75 L=5 UPPER FEED UPPER FEED SCREW M5X0.8 RUBBER WASH NEEDLE CONNECTING ROD PIN

COLLAR SET SCREW M6X 1

NEEDLE

TAPER PIN 3X25 NEEDLE RUBBER NEEDLE NEEDLE PINCH NEEDLE

SET SCREW M3X0.5 NEEDLE NEEDLE FE SET SCREW M4X0 STOPPER SET SCREW M5 X0.8 NEEDLE SET SCREW M4 FELT NEEDLE BU SET SCREW M6X 1 UPPER FEED CONNECTING ROD CONNECTING LINK PIN

FEED

ER

SCREW M4X0.7 L=8

LT

PRESSER

SH

¢2.5

SHAFT

CAS

E (A)

SHAFT COLLAR

LEVER

CAP

BEARING

BAR

BRACKET

BAR

BRACKET

BAR

BRACKET SHAFT

BAR URE

CAP BAR BAR

CLAMP

134x35(R) BAR

BRACKET

BAR

BRACKET GUI

BAR

GUIDE BLOCK

SHAFT ASSEMBLY

L=12

DESCRIPTION

L=10

L=5

COMPLETE

THANE

1/16"(STANDARD)

L=3

.5

#90

FELT

L=6

.7

L=5

DE

L=6

XO.

7

L=12

-8

- .

~~)~{~/Feed

4 5

mechanism

~

il

47 45

~

13

I

J

BGW-1 BGWC

-1

BGWC-1-Q

12

NU

- 9-

~,

37 38 39

~

~) ~i*/ F

gB~ili~

No

. PARTS

1 33085 2 37158 3 33055

4

330

10

5 33054

33059

6 7

37136

8

37133

9 37134

10

37201

11

37203 12 37027 13

37136 14 3711 15 16 37185 17 18 3719 19

20 21 23 37190 24 33138 25 33123 26 37191 27 33083 28 37192 29 37193 30 37182 31 32 33 33125 34 37328 35 37327 36 33162 37 37324 38 33124 39 33119 40 33139 41 42 37322 43 37323

44 33143

45 33093

46 33056 47 48 49 50 51 37 1 53 37131 54 33082C 55 56 57 58 11095 59 11096 60 33508 61

62 62 62

37115

3701

33100 37164 33084

37326 33118

37134

33020

37238

33092

37132

29

33082

37189

33133

33509 37239 37240 37241

9

7-A

5

ee

I

(.)

I

!:::

0 0

No

<X)

* * * * * * * *

*

* * *

*

* *

*

* * * *

* * *

*

* * * * * *

*

* * * * * *

* *

* * *

*

* * * *

* *

*

* *

*

* *

* * *

* * * * * * * * * * * *

* *

*

* * * *

* *

*

* *

* * *

* * * * *

*

* * * *

*

* * *

*

* * *

* * * * *

* * * *

* * * * *

* *

*

* * * * * * *

* * * * * * * * * * * *

-

- -

-

* * * * * *

* * *

d

mechanism

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z

9

~

i

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0

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1

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1

6

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3

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2

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1 1 1 1 1

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:.;If

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-

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?71

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I\;?- SPRING

tlfl

L.

t&

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,

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7-

·

7...(1'

)

t:J($!D t:J

7-'T-

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)C

SNAP RING

WASHER

SNAP RING NEED BEARING CASE (A) FEED SCREW FEED SCR LOWER L

OWER SET SET

BEARING CASE (B) COLLAR S

ET SCREW

RUBBER CAP LOWER NEED PIN

SET

WASH

SET SCREW FEED

WAVE SPRING WASHER

WASHER

SE

T SCREW M6X1 FEED PIN SNAP RING

PIN SNAP RING FEED NUT

SET SCREW M5X0

WA

PIN FEED SPRING SNAP SNAP RI ROLLER CLUTCH BEARING CLUTCH CASE CLUTCH SHAFT FELT JOINT LINK STUD SCREW

FE

ED CAM BRACKET FEED FEED PIN

FEED ADJU SCREW SCREW M4X0.7 L=

NUT CLUTCH CLUTCH SPACER CLUTCH

- 10-.

DES

CRIPTION

LE BEARING

ARM

M5X0.8 L=10

ARM LI

EW M4XO

SCREW M6X0. SCREW M5X0.8 L=3.3

LE BEARING

SCR

ER

ADJUST

ADJU

ADJUST

SHER

CH SCREW

ADJUST

RING

CAM CAM

NK

. 7 L=4.5 FEED SHAFT FEED LEVER

75 L=8

M6X 1

FEED ROD

M6X0.

EW

3/ 16X40 L=6

NG

ST BRACKET

NG

BRACKET

ST PLATE

3/ 16X40 L= 11

SPACER

SPAC

L

75

CAM

L

PRESSER PLATE

.8 L=

M4X0.7 L=4.5 PIN

(D)

10

T=0.1

T=0.15 T=0.2

ER

=5

L=14

10

ASSEMBLY

~

~)

~H~dFeed

mechanism

63

t~

64

ss--&

:

l

I

BGW-1 BGWC-1 BGWC-1-QNU

-

11-

~

~)

'&~~~~

No

. PARTS N

63

37132

64

37129

65

37131

~f*

o.

/ F

I

5: 5:

<.:J

CXl

* * *

ee

d

mechanism

:J

z

I

9

0

'

0

;:

<.:J

CXl

~

*

* * * *

I

~_;_

5:

<.:J

QTY

"'

-

2

-

1

-

2

~:g

"7IJ

L.+

;(::J:j;f-:/31~1--

~~td.L.:

FE

LT

JO

INT LINK

ST

UD SCREW

DE

SCRIPTI ON

- 1

2-

t~~~f*/Presser

1-

-{J

foot mechanism

:~

14

7

~

(fl~

3~Fl

l~:-tJu-

~<;;~

.

\.....C)

::

' •--.JJ

11

~

'-

~

8

10

~-~

11_j

37 36 38 39

40-jl]1

41-flll>~

.

~~

42

43

-13-

tffl

X.~{*/Presser

$~:fti.3-

No.

PARTS

1

33011 2 37067 3 37068

37066

4

37069

5 6 37070 7 37072 8 37071 9 3306 1

10

37073

11

37074

12 37064 13

37089

14 37090 15

33027

16 37087 17

33030

18

33031

37009

19

20

37098

21

37097

22

33029

23

37099

24

33126

25

37095

26

33028

27

37092

37094

28 29

37093

30 33026 31 37086 32 37082 33

33168

34 33025 35 331 36 37 38 37079 39 40 41 42 43

26 37076 37077

37078 37080 33142 37522 37533

No

I

0

I

!!:

" "

""

*

* * * * * * * * * * * * * * * * * * * * * *

* * * * * * * * * * * *

* * * * * * * * * * *

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

*

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

- - -

-

::>

z

?

i:

~

"'

"

~

"'

*

* * * *

* *

*

* *

*

* *

* * *

*

-

*

foot

~m.

-

QTY

mechanism

~:g

1 ::i

.b.1i

2

tlfl3tt'-"~Jl-

2

lt&0td.t.:

1

flfl;"tf'

1

flfl;"tflt32"

2

lt&0td.t.:

1

t:":.--td.t.:

1

D-7-~lti:l

1

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1' Jt.-r\.:f,

1 1

tiUJJflfl;t~rt

1

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1

flfl;"tflj;::f&;

1

fl5ttd.t.:

1

t:":.--td.t.:

1

tlfl

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.t

2

lt&0td.C:

2

T'Y

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2

*-*&0td.t.:

1

rttd.UHts

1

512-lttd.

1

*-*&0td.t.:

1

rttd.lliltL

1

ltd)

raft

1

tlfl;t.tlf?7>7WD

1

flfl;"t.t

1

flfl;"t.t

1

flfl;t.tlftlt:":.--

1

flfl;"t.tlffl:h7-

1

~~td.t.:

1

tlfl;t.trff&acUttd.

1

flfl;"t.tlff&

1

ltd)~~

1

flfl;"t.tlft&:h7-

1

ltd)~

tlfl;t.tlf[....;\-

1 1

1.1:.&0td.C:

1

flfl;t.tlf

1

tlfl3t.tlf:h.b.

1

flfl3ttl~rAI

1

1.1:.&0td.t.:

1

fffl

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1

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If

il*l5t'

lft:":.-lft

l

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;t

1116"Ct

\:?-

t.-

~~)

DESCRIPTION

RUBBER CAP PRESSER BAR BUSH SET

SCREW PRESSER BAR PRESSER BAR CLAMP SET

SCREW

RO

LLER HOLDER PINCH COIL SPRING

SUB

ROLL PINCH PRESSER BAR PLATE

SCREW

SCREW PRESSER FOOT LIFTER CONNECTI SET

SCREW M6X1 L= NUT PINCH SPRING HOOK SPRING PINCH SPRING HOOK SNAP PRE PIN PRESSER PIN COLLAR

STUD SCR SPRING

PRES

SNAP RING COLLAR SNAP PRESSER FOOT LIFTER LEVER SET PRESSER FOOT LIFTER BUSH PRESSER FOOT LIFTER CAM PRESSER BAR GUI SET SUB SCREW

RING

SSER FOOT LIFTER CLANK ASSAY

SER

RING

SCREW

PRESSER FOOT 1/16"(S

M5X0

.8

L=4

M6X1 L=7

M4

SCREW

M8X0.75

SCREW

SCREW M6X

SM9/ 64X40 L

M4XO

ER

HOL

M4X0

M6

M5X0

(

S)

(L)

EW

M5X0.8

M6X1

LIFTER

M6

FOOT

FOOT LIFTER PLATE

. 7

DER

.7 L=10

25

.8

1 L=10

L=5

DE

=6

L=8

SPRING

L=16

BAR

TANDARD)

NG

BAR

-14-

D

-7-tffl;tOOf*

/ Roller

presser

foot mechanism ·

17

21

~

19

20~

/

<Q----

&?=

~

®-----

24

~

,.

.,

i

33

35

28

-

16

26

25

22

18

23

27

29

31

~

32

30

-15-

D-5-tql;{

g~~~~

No.

PARTS

1 37129

2

37131 3 371 4 37133 5 37134 6 7 37136 8 9 37137

10 11 12 13 14

15 16 37122 17 18 37139

19 20

21 22 23 24 25 371 26 27 28 29 30 37152 31 37153 32 37 33 34 34 37126 34 37127 35

32

37135

37139

37140 37138 17095 37128 37123

33056

37337C

37333 37142 37334 37335 37145 37146

47 37148 37337 37150 37151

154 37155 37125

37156

JMH*/

I

0

3: 3:

0 0

No

.

co

* * * * *

* * *

*

* * *

*

* * * * * * * * * * * * * * * * * * *

* * *

* * * * * * * * * * * * * * * * * * * *

*

* * *

*

* * *

* * * * * * * * * * * * * * * * * * *

*

* * * * * * * * * * * * * * * * * * * * *

* * *

* * * * * * * * * * * *

::>

z

I

~

3:

'

0

~

"

~

""

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*

* *

* * * *

* *

*

* * * *

* *

*

Roller

~ill

1---

QTY

presser

S/

3

2 4 4 7I.Jt.-t-- FELT

1 -:;3 -1':.t

1

2

1

4 4 2 2

1

1 J.t

1

2

1

1 0 -

1

24

3 3

1

2 2 2

1

-{:.tf-.;(tj;j'-(1:)

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0 - 7 -

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El<

1m

7'-.:;:.,.

J.t&')*fH

r:J

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?7·.:;7-70-7-?7·.:;7-

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0 - 7 -

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0-7-*J[.,-)

**&')tl.t.::

0-7-*Jt.-~i-~lt

0-7-.::¥-\7-(1]\ 0-7-.:f"V-"'Y'J:.t?

J.t

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7-.::¥-\7-t::::.t 0-7-!1!11J:.t? 0

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**&')t,}

J.t

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0-7-.:f-\7

foot mechan

~~

H~.r.s

ism

*

!iii*J[.,-)t

0-

(of.fl.)36x2

.::¥-\7

t.::

-

..:1.

.A(J

:) CLUT

7-!1!1

.8 ROLLER ASSEMBLY 36X2.8

t-

)

.

•

- (7\:) ROLLER GEAR (LEAGUE) (A) ROLL

lt3fr(B)

T= 0.1 SPACER T=0.1 T= 0.15 SPACER T=0. T= 0

.2

- .A/{--lj--

T=0.6 SPACER T=0.6

DESCRIPTION JOINT LINK (UPPER) ST

UD

SCREW

JOINT PINCH JOINT PINCH SNAP RING ROLLER SNAP BUSH SNAP RING WASHER

ROLL UPPER

SN ROLLER HOLDER PINCH ROLLER HOL ROLLER BEARING SNAP PIN

ROL

ROLLER HOLDER (B) STEEL PINCH SET PINCH

SPACER T=0.2

CONNECTI SC CONNECTING SCR

SHAFT

RING

CH

CASE (

ER

HOLDER

FEED

AP

RING

SCREW

GEAR

RING

2.5X12L

LE

R SHAFT

ER

HOLDER (A)

BALL SCREW M2.

SCREW M2.

REW

ON

M4XO

EW M5X0.8

HOLDER

UPPER

ROLLER SHAFT

M4XO.

DER

BRACKET

(SMALL)

RING

5X0.45

5X0.45 L=2.5

15

. 7

L=4

CRANK

L=1

)

7 L

=8

L=2

.5

0

L=4

.5

-16-

T'*ffi~i{l.

mdlower

sh

ft

a machanism

31

-17-

l';mMfWd

RB~~~

No

.

PARTS

1 37184

37

185

2

37172

3 4 33081 5 37183 6 37185 7

33076 33078

8

37182

9

10

33075 371

10 11 12 13 37026 14 15 37176 16 17 18

19 33167 20 37187 21 37026 22 23 37293 24 25 26 37 27 28 33081 29 37183 30 31 32 21144

73

37174

75

371

37027

33079 33080 33077

37027

14013

37184

18

5

37172

37185 37707

Lower

7

(.)

7

5:

<.? <.?

No

.

"" ""

* * * * * *

* * * * * * * * * * *

* *

* * * * * * *

-

*

-

* * * * * * * * * * * * * * *

* * *

*

* *

*

* * *

*

* * *

*

* * *

*

* * *

*

* * *

* *

- -

-

- -

- - -

-

* *

-

* *

shaft

z

"

I

9

5:

'

0

<.?

;:

N N

~

* *

*

* * *

* * * *

-

*

-

* * * *

*

* *

*

* *

*

-

*

-

*

-

*

-

* *

-

mechanism

~_;_

-

AFT

FT

28

(FRONT)

JOINT

L=9.5

DESCRIPTION

OTY

1

l'

-'il!.:t=-\7-

2

J.t

&':>td.L:

tJ=j-

1

2

l.t

&':>td.L:

l'~

1 2 2 2 8 1 1'-'il!(lili) LOWER SHAFT (FRONT) 1 1

2 2 2

1 1 1 1 1 1 1 1

1 2

1

2

1

2

1

2

1

2

.:t=-\7-(l

J.t

&':>td.L:

l'

-'111-'"'

7J7-

(Iili) COLLAR (FRONT)

J.t&':>td.L:

1'

-'ill

(lili)

1'-'il!Wt>

1'-'illm-¥

l.t&':>td.L: J.t&':>td.L:

1'-'illm=F-f&

tJ=j-(~

tJ=j-(if

l'-'111-'"'71) 1'

-'111-'"'

/"{JI_.,

I--

"j'

l.t&':>td.L:

l.t&':>td.

-'"'

·y

~

A

*ffl«Y:>td.L:

l'-'81.:¥-\7

l.t&':>

td.L:

tJ=j-

Jt&':>td.L:

l'lll!.:¥-\7- (

J.t&':>td.L:

~HJJL)tJL.

*t;J)

LJ-JJL,

~:g

(j;:) GEAR (LEAGUE)

SET SCREW M6X0.75 L=5 CO

LLAR

SE

T SCREW M6X 1 L=6

71)

)

71)

- I)

L:

7

j\)

2/?

(lili)

>~f(tp

>~f(f~

?z

)

GEAR (SMALL) SE

T SCREW M6X0.75 L=6

BEARING (FRONT)

SET SCREW M6X0.75 L= 5

LOWER SH LOWER SHAFT (REAR) LOWER SHA SE

T SCREW M6X1

SE

T SCREW M6X0.75 L=8

LO

WER COLLAR (MIDDLE) CO

LLA BEARING (MIDDLE) BEARING (REAR) BELT PULLEY S

ET SCRE SET SCREW M6X0.75 BED

PLA

PINCH SCREW SM9/ 64X40 L=6

- (j;:) GEAR (

SE

T SCREW M6X0.75 L=5 COLLAR SET SCREW M6X 1 L=6

lj\

) GEAR (SMALL)

SE

T SCREW M6X0.75 KNIFE CAM

J.t

&l);td_l:

SCREW 1/ 4x

SHAFT JOI

R (REAR)

W M6X0.75

TE

LE

AGUE)

L=5

NT PLA

L=5 L=B

L=6

TE

- 1

8-

:t.r~I~H*

/

Rotary

k mechanism

hoo

35--u 38-Q

20

;

~62

19~~

21____..,

Ql

23 24 25

216

55~~11Jv

56

22

•

ri

r

().

®@r

27

28

~~2·

~l~

~31

~32

U~33

--1

_14

'

131

8

~

._

37

39

i

E)-34

~

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32

-33

~

15

'

16

~~17

~;,

L---__/

~,

40

41

l.

L----

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. PARTS N

1 37274

2 37267

37270

3

4 3727 1

5 37269

37070

6

7 37264

8

371

16

37259

9

37185

10 11 372 12 13 14

15 33100 16 17 19 20 21 37229 22 23 24 33089 25 26 371 27 28 29 30 370 31 32 33 34 35 36 37 38 37234 39 37116 40 41 42 37253 43 37252 44 45 372 12 46 47 48 48 37211 49 50 51 52 53 54 55 56 57 37245 58 59 60 61 33087 62

58 37266 37262 37263

37265 37185 37223 37222

37219 371

52

33067

53

37

134

37220

37227

68 37228

37231 37068 37230 33090 37232 27170

37235 37185

33098

37214 37210 33086

31021

33087 331

71 37226 37225 37224 33161 16287

37250 33097 31021

33085

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DESCRIPTION

SC

REW MSXO.S WASHER OPE

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FELT

SCREW SET SCREW M6X0.75 ROTARY HOOK SHAFT BUSH SET SCR BEARING SET ROTARY HOOK SHAFT FELT ROTARY HOOK SHAFT BUSH SET SC NEEDLE ROTARY HOOK SHAFT COLLAR SET SCREW M6X0. FEED SET SCREW M3X0.5 L=4 SET SC F

EED STEEL BALL FEED WHEE FEED

SCRE SET SCR FEED FEED SET SCREW M5X0.8 L=4 FE

SET SCREW M5X0.8 L=4 JOINT BU THROAT PLATE BASE SHAFT SE FEED

SET SCREW M6X0.75 L

F

SET SCR GEAR GEAR COVER (LEFT)

THROAT PLATE BASE COV PINCH

SET SC THROAT PLATE HOLDER THROAT PLATE HOLDER

SCRE WASHER

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AD

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M3X0.5 L

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CH

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M5X0.8 L=12

HER

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L=7

M6X0.75

(UPPER)

NG

SUPPORT BRACKET

GEAR (LARGE)

L GUIDE (A)

GUID

EW M2.5X0.45 L=2

GEAR (SMALL)

SHAFT COLLAR

LLAR

EW M6X0.75 L

X1 L=13

M3X0.5 L=5

X1 L=16

L=S

L=IO

75

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L=5

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No

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PARTS

63

37255

63

37735

64

37255-01

65

37255-02

65

37735-02

66

37255-03 37255-04

67

68

37255-05 37255-06

69

37255-~7C

70 70

37735

71

37255-08

37255-12

72 73

37255-11

74

37255

74

37735-07

75

37268

75

37736

76

37272

76

37737

77

33163

37738

77 78

3310

78

37739

79

33094C 37742C

79 80

33094

80

37742

81

33095 37743

81 82

33096 37744

82 83

33097

83

1401 3724

84

37740

84 85

37252

85

37747 37253

86

37748

86

37213

87 87

37745 37246

88 89

372

89

37214 37205

90 90

37730 33099

91

38033

91 92

37741

93

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SCR ROTARY HOOK ROTARY HO

OUTER ROTARY HOOK INNER INNER INNER

SCREW NEEDLE SCREW HOOK

HOOK BOBBIN TENSION SET CAP CAP BOBBIN

BOBBIN OPENER OPENER ECCE OPENER OPENER ROTARY ROTARY ROTARY ROTARY ROTARY ROTARY ROTARY ROTARY H ROTARY ROTARY SCREW

SCR ROTARY HOOK BASE ROTARY GEAR GEAR GEAR

GEAR COV

THRO THROAT PLATE

ROTARY HOOK SCR SCREW M3X0.5 L=8

THROAT PLATE THROAT PLATE

BOBBIN BOBBIN ROTARY SCREW 9/64X40 L=5 ANTI-SPIN

ROT ROTARY

ROTARY

BRACKET

CAP

CASE TENSION

REGULATING

SCREW

CASE CASE

ECCENTRIC COLLAR

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HOOK HOOK HOOK HOOK HOOK HOOK

HOOK

HOOK HOOK

M3X0

EW 9/64X40

HOOK BA COVER (LEFT COVER (LEFT COVER (RIGHT

AT PLATE BASE

EW M3X0.5 L=8

HOOK

COM

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OPENER

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SHAFT BUSH SHAFT COVER COV COV COVER COVER COVER

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No.

PARTS 1 37274 2 37269 3 37271 4

37270 5 37582 6 37182 7

33507 8 33505 9 37134

10

37546

11

37259 12 37550 13

37551 14

37185

15

37258

37559

16 17

33504

18 37263 19

37552

20

37548

21

37549 37116

22

33100

23 24 37266

37262

25

37263

26 27 37265

37185

28 29 37553

37554

29 29 37555 30

37556

30

37557

30

37558

31

37255 37255-01

32

37255-02

33

37255-03

34

37255-04

35 36

37255-05

37

37255-06

37255-07C

38 39

37255-08 37255-

40

37255-12

41

37255-07

42 43 37268 44 37544 45 37540 46 37539

37600C

47

48 37600 - 49 37248 - -

50

37249 33097

51

37538

52

33171

53 54 37250

33097

55

56

37541

57 27170

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SCREW M5X0.8 SCREW M3X0.5 L=6 FELT

OPENER BRACKET FEED DOG GEAR SE

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T SCREW M6X0. FEED GEAR SPACER FEED GEAR SPACER T=0.15

15

FEED GEAR SPACER T=0 .2 LOWER SHAFT LOWER SHAFT LOWER SHAFT ROTARY HOOK COMPLE OUTER ROTARY HOOK

INNER ROTARY HOOK

INNER ROTARY HOOK SCR

EW NEEDLE BRACKET SCREW HOOK CAP COMPLETE BOBBIN CASE TENSION SPRING

TENSION REGULATING SC

SET SCREW CAP BOBBIN CASE OPENER OPENER ECCENTRIC ROTARY HOOK BASE BUSH (UPPER. LEFT) ROTARY HOOK BASE BUSH (UPPER, ROTARY HOOK COVER COMPLETE ROTARY HOOK COVER ROTARY HOOK COVER ROTARY HOOK COVER SCREW M3X0.5 L=5 ROTARY HOOK BASE RUBBER CAP ROTARY HOOK COVER SPRING

SE

T SCREW M3X0.5 L=5

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SET SCREW M5X0.8

BOLT

M6X1

DESCRIPTION L-20

L=5

75 L=4

AFT

NG

75

L=6

75

L=5

M6X1

L=16

L=lO

SHAFT

GEAR SPACER GEAR SPACER T=0.15 GEAR SPACER T=0.2

75

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PARTS 33087

59 60

37245

61

37246

62

37214 37537

63

64 37252

37253

65

33098

66 67

37572 33098

68

37580

69 70

37581

71

37602

72

37210 37134

73 74

33099 37116

75

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PINCH SCREW THROAT PLATE HOLDER PINCH SCREW M4XO. FEED

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PROTECTING TUBE CABLE CONNECTOR

SC CABLE RUBBER PL CLAMP SCREW WASHER CLAMP CLAMP (MEDIUM) CABLE CONNECTOR SC

PROTECTI CABLE CLAMP SCREW

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RELEASE PLATE

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SCREW

¢

RELEASE PIN

SPRING DISC WASH DISC

THUMB

DISC

TUD

S TOPP

¢3.4X36

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ER

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(24V)

L=6

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tension

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in

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PARTS N 11

006

1

3076-02

2

37281

3

16287

4 5 37009 6 37289 7 37287

37283

8 9 37288

10 37286

37284

11 12 37285

37282

13

11

006

14

1

3076-02

15

37589

16 17

335

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DESCRIPTION

THREAD GUIDE

N

UT

7/ 32X40

THREAD GUIDE

WASHER

CH

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TH

READ

GUI

DE

HOLDER THREAD GUIDE HOLDER SET

SCREW

SET

SCREW THREAD THREAD THREAD GUIDE THREAD GUIDE THREAD GUI NU

T SM7

THREAD GUIDE THREAD GUIDE PIN

M4XO.

M4X0.7 L=5 GUIDE GUIDE

DE

/32X40

7 L=3

SPRING COL

LAR RING PIN

COLLAR

$~if{5-

N

o.

PARTS

1 331 2 3 4 5 33135 6 33131 7 33201 8 28188 9 27174

10

11 12 28193 13 28187 14

15 28194 16 331 17 18 28183 20 35947 21 33147

22 23 33132 24 331 25 33158 26 33126 27 28 35949 29 33165 30 31 33157 32 33128

21

8040

33169

8079

28184 33122

33127

66

35945

10597

61

37291

33164

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BOBB

IN WIND

BOBB

IN

WINDER REGULAT

BOBB

IN WIND SPRING HOLDER PINCH SCREW M4X0.7 L=10 BOBBIN WINDER WHEEL SET SCREW BOBBIN WINDER RI BOBBIN WINDER SPRING SCREW SM9/ 64X40 L=6

WASHER

BOBBIN WINDER BOBBIN WINDER SH ST

UD SCREW M4 BOBBIN WINDER LEVER BOBBIN WINDER RE SCREW SM 1 / 8X40 L=5

BOBBIN WINDER REGU PINCH SCREW

BOBBIN WINDER LEVER SHAFT

STOP RING BOBBIN WINDER BOBBI

N HOOK THREAD TRIMMER KNIFE THREAD TRIMMER SPRING

BOBBIN WINDER RETURN SPRING

SCREW SM9/ 64X40 L=11.5

DESCRIPTION

L=9

ER TENSION SPRING

ING TENSION DISC

ER

REGULATING STUD

SM11

/ 64X40 L=6

BBER

BRACKET

XO.

M5X0

SHAFT

AFT 7

GULAT

LAT

.8

L=1

RING PLATE

HOLDER

ING SPRING PLATE

ING SCREW

0

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-36-

31

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45

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No.

PARTS

1 8124 2 10747 3 1872

4 19456

19457

5

19458

6

19459

7

19460

8 9 19473

10

19468

11

19467

12

19466

13

33144 14 37320 15 33141 16

33106C 17

33106 18

37308

33107

19

20 37310 21

37311

22 33111

23

33112

33113

24 25

33114 26

33115 27

33116

33117

.28

37370

29 30 37373 31

33170 32 37372 33 33099

33099

33

N0214

34 34 N4214

25301

35 35 25501 36 8 37

11196

41

37275 42 25305

37720

43

44 37728 45

30012

141401

46

47 37321

No.

132-B

1

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HEXAGONAL HEXAGONAL HEXAGONAL SCREW DRIVER (SMALL)

DRIVER (LARGE) SPANNER OIL PAN

WOOD KNEE KNEE

KNEE SET KNEE PIN

KNEE

SET CLANK SHAFT KNEE KNEE SE

T SCREW 1 KNEE RUBBER HINGE HEAD NAIL HINGE BOBBIN BOBBIN

NEEDLE 134x35(R) #90

THREAD UNWINDER THREAD

ACCESSORY BAG TWEEZERS THRE OILIER MO

IVI FIXED KNIFE TENSION SPRING (THIC ARM BRUSH

DESCRIPTI

WRENCH WRENCH WRENCH

DRIVER (CROSS TYPE)

E)

6X7

SCREW LIFTER COMPLETE LIFTER CONNECTING LIFTER CONNECTING

SCREW M4X0

LIFT

ER

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18

LIFTER BRACKET

SCREW 5/ 16X18

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(1/ 16inch) (1.5mm) (2mm) (2.5mm) (3mm) (4mm) (5mm)

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No.

PARTS 1 37298C 2 37298 3 37299

37301

4

37215

5

37304

6 7 16287

8 37305 -

37302

9

37303

10

37749

11

37102

12

30195

13

30196

14

15081

15 16 39298 17 39299 18 30197 19

30186 -

20

30151?.<:

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30185?.<:

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BELT GUARD SPRING WASHER SCREW M6X1

WASHER

SCREW M5X0.8 L=20

BELT

SUPPORT SCREW FOR

SYNCHRONIZER SUPPORTING NUT M6X1 PUSH BUTION WOOD SCREW

CONNECTOR PIN

CONTACT

CABLE PIN

\- (6 P) CONNECTOR COVER (6P)

(6P ) CONNECTOR (6P)

GUARD

BUTION SWIT

SWITCH

CONTACT

DESCRIPTION

COMPLETE (RIGHT) (LEFT)

COL

LAR

L=20

COL

LAR (LOWER)

CH

PLATE

(2P)

(UPPER)

BELT

BAR

GUARD

?.<:

Connector and

connect

or

cover depend on the

motor

to

use.

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7 8

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PARTS

No

.

1 37298C

2 37298

37299

3

7301

4

37215

5

37304

6

16

287

7

37305

8

37302

9

37303

10

370 14

11

37044

12

37 149C

13 14 37141 15 37143

37144

16 17

37 1

49 18 37336C 19 37333

37334

20

37335

21 22 37336 23 37256

37256- 03

24

37255-01

25

37255- 02

26 27

37255-04 37255-05

28

37255-06

29

37255-07C

30 31

37255-08 37255-11

32

37255-12

33

37255-07

34

37206

35

36 37207 37 37208 38

3721

8

Option

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DESCRIPTION

BELT

GUARD

BELT GUARD

GUARD

BELT BELT GUARD SPRING WASHER SCR

EW M6X1

(

lj\

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WASHER

SCREW M5X0.8 L=20

BELT GUARD

SUPPORT SCREW FOR THREAD THREAD T RO RO RO ROLLER GEAR ( ROLLER GEAR (LARGE ) ROLLER ROLLER HOLDER ROLLER HOLDER SUP RO ROLLER GEAR (LARGE) ROTARY IN

OUTER ROTARY HOOK IN

SC NEEDLE BRACKET

SC HOOK CAP COMPLETE BOBBIN CASE TENSION SPRING TENSION REGULATING SCREW

SET SC CAP (THICK NEEDLE TYPE) THROAT THROAT PLATE THROAT FEED DOG (TH ICK NEEDLE TYPE)

TAKE-UP

LLER PRESS LLER HOLDER LLER HOLDER SUPPORT

LLER GEAR (S

HOOK

NER ROTARY

REW

COMPLETE (RIGHT) (LEFT)

COLLAR

L=20

COLLAR

COVER

AKE-UP

ER

SMALL)

PRESSER

COMPLETE (TH

HOOK

PLATE

(UPPER)

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(COARSE STIT (COARSE STITCH) COMP

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37568

37569

37570

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3752

1

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TH

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3751

1

MEDIUM MATERIALS

2.

8mm * 37512

OR

THIN MATERIALS

37592 37593

OR

MEDIUM

*

37522

37612

MEDIUM

*

37602

5/

(

2mm

RIALS

MATERIALS

37523

1.

376

MATERIALS (1

37603

64"

2mm

13

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3/32"

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(2.4mm)

37518

375

14

37524

)

37609

)

118"

(3.

2mm

37515

37

525

5/ 32"

)

(4mm)

37516

37526

3/ 16"

(

4.8mm

375

37527

)

17

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THROAT PLATE

~~·~

37578

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THROAT PLATE HOL

DER

3757

1

~

*

37572

37573

37604

37574 37575

37605

37606

37576 37577

376

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I

SEIKO SEWING MACHINE CO., LTD.

2-

13-6 TEL: FAX: 81-47-420-3560 E-mail: export@seiko-sewing.cojp http

Sakaecho, Funabashi-shi Chiba

81-47-420-3561

:/ /www

.seiko-sewing.

(Over

cojp

seas

./

dept.)

Prefecture

, 273-0018,

Japan

Parts

No.

PB48600(1 007)

Rev. 5

Seiko PWB-8GW-1, PWB-8GWC-1, PWB-8GWC-1-QNU, PWB-22GW-1 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual