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

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. 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

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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

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63

37132

64

37129

65

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