Seiko LPWN-8BL-1 Manual

!S: E I lie IDI

~~-'./ 1) A I'

PARTS LIST

LPWN-8BL-1

• SEIKO SEWING MACHINE CO., LTD.

From the library of: Superior Sewing Machine & Supply LLC

§~
	CONTENTS
		Page
on*& .. ~*&		1. 2
FACE PLATE, ARM COVER (REAR)

_tAli	3, 4
ARM TOP COVER
~w.. .1:~.. -:1-'J-	5. 6
THREAD TAKE-UP LEVER, ARM SHAFT, MACHINE PULLEY
tf~J5tt... cp~;tt•	7, 8
PRESSER BAR. VIBRATING PRESSER BAR
~t~±.g... il$5 Cl '/~-	9'10
NEEDLE BAR ROCK FRAME, ROCK SHAFT CRANK CONNECTION
~iS .. tEJJ5tt•~*&litl	11'12
KNEE LIFTER LIFTING LEVER, PRESSER BAR SPRING
l'•m..l'~J[.,~:f-'J-.. J!LJ:t.Jk	13. 14
HOOK DRIVING SHAFT, SAFETY CLUTCH PULLEY, FEED DRIVING ECCENTRIC
j! LJ ±.g.,)! LJ'W	15, 16
FEED BAR, FEED DRIVING ROCK SHAFT
1\·;~?vr\-, )!LJ~ftritlfM	17, 18
FEED REVERSE LEVER, FEED REGULATING MECHANISM
~t*&.. ~t*&±.g.	19,20
THROAT PLATE, THROAT PLATE BASE
n'*± .g. .. n'*	21,22
HOOK SADDLE, HOOK
~=r*&	23, 24
TENSION BRACKET
·P-g:g	25, 26
it%J '""
LUBRICATION
*~~	27, 28
BOBBIN WINDER
f\j"~~ 1	29, 30
ACCESSORIES 1
f\j-~~2	31,32
ACCESSORIES 2
;;J-:1~3:_,	33, 34
OPTION

From the library of: Superior Sewing Machine & Supply LLC

[ID 1&'~1&

FACE PLATE. ARM COVER(REAR)

9

8

-1-

From the library of: Superior Sewing Machine & Supply LLC

I

		ftB~~~ .ftti:
No		PARTS No		QTY				~~										DESCRIPTION
1	40102		1				oot&					FACE		PLATE			SPRING
2	15037		1				oo:flil\;t..					FACE		PLATE
3	15039		2				00 t.fi I \ *J.l: &')G 1.:					SCREW				1/8X44		L=3.5
4	15036		1				oot.li~li					HINGE				1/BX44		L=3.5
5	15039		3				00 t.li~li1.1: &':> tl t.:					SCREW
6	15039		3				oo:flill:&':>tlt.:					SCREW				1/8X44		L=3. 5
7	40106		1				~:f1i	(00 tJi i,ijiJ )				ARM	COVER				(REAR)	(SMALL)
8	8040		4				~:f1i	(00 t.liiJtl]) 1.1: &':> tl t.:				SCREW				9/64X40		L=8.0
9	40105		1				~tJi	(":f- I) i_ijlj)				ARM	COVER				(REAR)	(LARGE)
10	15037			1			~t.fi	( j' - 1) i_ijlj}	I \;t..			ARM	COVER				(REAR)	(LARGE) SPRING
11	15039			2			~t.fi	( j' - 1) t~IJ)	I \ *J.l:&')G 1.:			SCREW				1/BX44		L=3.5
12	15036		1				~t.li	(:1- 1) iJliJ)	~~			HINGE
13	15039			3			~:fji	( j' - I) iJt!J)	~~J.l: &');t;} L,			SCREW				1/8X44		L=3.5
14	15039			3			~t/i	( j' - I) iJtiJ)	J.l: &')Q L,			SCREW				1/BX44		L=3. 5
15	40104			1			J:t.fi~-~ 1\•y-=\=-:,.,					GASKET						L=12
16	30066			11			1:t.li11::.&')tl L.					SCREW				M5X0.8
17	40100-02			1			::kt&r:tl~iitl t.:±t:i'					P/B			SPRING REGULATING SCREW BRACKET
18	18065			2			±tl'l1::.&1tlt.:					SCREW				M5X0.8		L=14
19	90625			2			±tl'l1::.&1tlt.:~ti					WASHER
20	40100-03			1			lj\~±#					KNEE LIFTER CONNECTING LEVER BRACKET
21	18065			2			lj\ ~±.g.J.l:&':>tl t.:					SCREW				M5X0.8		L=14
22	90625			2			,J,~±#J.J:&':>tl c~~					WASHER
23	11004			1			;m~rn t-.> t LJ					OIL	REGULATOR
24	15086			1			;m~rntli''*					OIL CONTROL SPRING
25	10597			1			;m~rn t-.> t LJ .ll::.&':>tl r.					SCREW				1/8X40		L=3.3
26	8040			1			;m ~ant&1'*1.1: &':> t1 t.:					SCREW				9/64X40		L=8.0
27	11142			1			;m~int.li' '.:t..J.J:&':>tl c? ·.:~ ~ -v-					WASHER
28		40118		2			7-k=ikt£		(f! 2 0)			RUBBER
29		40118		2			7-k=ikt£		(f! 2 0)			RUBBER
30		30046		1			7-.A$lll:&1tlt.:					EARTH WIRE					SCREW M4XO. 7 L=4

-2-

From the library of: Superior Sewing Machine & Supply LLC

fR"tlTOP COVER

From the library of: Superior Sewing Machine & Supply LLC

l:.f&			COVER
ARM		TOP
		aB~•~		~~
No		PARTS	No	QTY		~~							DESCRIPTION
1		40103		1	J:~Ji					ARM	TOP	COVER
2		11007		1	;m :1:0) -f ~ ~					OIL	LEVEL INDICATOR
3		15058		1	~;m~WJT fBI					OIL REGULATING			STUD	SPRING
4		15059		1	~;m~lffi;z :1 1J '../?					OIL REGULATING			STUD
5		15057		1	~;mitll1i 'J.~-1 '"\' 't,					OIL REGULATING			DIAL
6		15061		1	~;m~mr t: '../					PIN
7		8009		1	~;m ~ll1T 'J.-- -1 '"\' 't,1.td) :tJ. t.:.					SCREW		15/64X28		L=7.5
8		11006		1	J:tli*dit-					ARM TOP COVER THREAD GUIDE
9		13076-02		1	J: t1i *dll-t- ·:;	~				NUT
10		40118		1	J:t&:::f.L.ti	0¥:2 0)				RUBBER CAP
11		40119		4	J:t&:::f.L.fi: (~¥: 9)					RUBBER		CAP
12		40123		1	~Wnr\-					THREAD TAKE-UP LEVER COVER
13		27174		1	~w:n, \-ltd):tJ. t.:.					SCREW		M4XO. 7		L=10.0
14		31208		1	~w:n r\-l.td)fd. t.:.mii					SPRING WASHER
15		10682		1	mh~dtHt t.t >	ltd):tJ. t.:.				THREAD		GUIDE (UPPER)
16		10685		1	mht~mrt <J:>					SCREW		3.4X36		L=6. 5
17		10759-A		1	iiih~~mrt <"F>					THREAD		GUIDE (LOWER)
18		10760		1	mht~ttHt <"F>	-:;I JL, ~				FELT		3.4X36		L=6.5
19		10685		1	iii*Uf-lt ("F)	ltd):t'J. t.:.				SCREW
20		15038		1	J:tJi:::f.L.fi:					RUBBER CAP
21		40118		1	J:tli:::f.L.ti	(~¥: 2 0)				RUBBER		CAP

-4-

From the library of: Superior Sewing Machine & Supply LLC

~f¥, _t,m, -:l- IJ-

THREAD TAKE-UP LEVER, ARM SHAFT, MACHINE PULLEY

19

16

fT'

-

18 17 5~/		'6 , . --------- .
25
~ ('r24
.[:__.r_ 21		I	I		I
			.-49 '35		I
23
,~	·~
		31		I	I
					I
22			50
			--~
		45

42	47

39

-5-

From the library of: Superior Sewing Machine & Supply LLC

~~¥.. _t~, -j'- 1)-

THREAD TAKE-UP LEVER, ARM SHAFT, MACHINE PULLEY

No	PARTS No	QTY												DESCRIPTION
1	15209	1	..t.m							ARM	SHAFT
2	11042	1	..tij);m~							OIL WICK					7.85X20			L=6.0
3	10506	1	..tij);m ~J.I:.60n L:							OIL STOP SCREW
4	19414	1	?7:_,?~-~3:_, tJJ..,.							NEEDLE BAR CRANK					1/4X28			L=21.4
5	19415-A	1	{ftii;;R 61) tl L:							POSITION SCREW
6	19416	1	J.1:.60tlt:							SET	SCREW		1/4X28				L=14.0		L=6.5
7	19417	1	~ttf? 7 :_,? t: :_,J.l:.cY)tl L:						(:ft)	SET	SCREW		(LONG)			1/4X28
8	19418	1	~t~? 7 :_, ?			t: :_,J.l:. cY) tl t.:			(~)	SET	SCREW		(SHORT)			1/4X28			L=4.5
9	18003C	1	~ff <*ID							THREAD TAKE-UP LEVER COMP.
10	18003	1	~if							THREAD TAKE-UP LEVER
11	15026	1	~"~~							THREAD TAKE-UP LEVER DRIVING STUD
12	15013	1	~fft::_,							THREAD TAKE-UP LEVER HINGE STUD
13	10528	1	it~? 7 :_,?							NEEDLE BAR			CONNECTING			LINK
14	10523	1	it tf ? 7	:_, ?		t: :_,				NEEDLE BAR CONNECTING LINK STUD
15	10728	1	~"~~;m~							OIL	WICK
16	11042	1	~ff t: :_,;m~			t: :_,		;ml\		OIL WICK
17	10726	1	it tf ? 7	:_, ?						OIL	WICK		STOPPER
18	15038	1	;m ::i Lfi:							RUBBER OIL							L=6.5
19	10524	1	~fft::_,J.1:.6f)tlt.:							SET	SCREW		6. 75X24
20	18006	1	..t fill j. 1r )L,		("fl!J)					ARM	SHAFT		BUSHING		(FRONT)
21	10725	2	..t.m j. 1r )L,		("fl!J)			""J I JL, t---		OIL	FELT
22	10563	1	..tfdl j. 1r JL,		(mJ)			r"] '') ~ ~-		WASHER			6. 75X24				L=6.5
23	10524	1	..tfdl j. 1r JL,		(mJ)			J.l:.cY)tl t.:		SET	SCREW
24	10551	1	~fffmstrt							THREAD TAKE-UP LEVER OIL GUARD
25	10650	1	~w;m§l:rtJ.l:.60tl t.:							SCREW		3.4X36			L=6.0
26	19427	1	~tfP;t..tl'tJk							LIFTING		ECCENTRIC			(ECC.		4.0)
27	19508	2	~tiP;t..t"""FnLJ.I:.60nt.:							SET	SCREW		1/4X40				L=5.5
28	10772C	1	..tilt:S [] '')		t-: (*II )					LIFTING		ECCENTRIC CONNECTION COMP.
29	10772	1	..tiit:S [] '')		~-					LIFTING		ECCENTRIC CONNECTION
30	10773	1	..tiit:Sa ''J		t-:=- t-:Jt,~7 1J :_, 1f					NEEDLE BEARING
31	11879	1	~tfP;t..tl'tJktJ7-							LIFTING		ECCENTRIC COLLAR
32	10573	2	~tfP;t..t"""FnktJ7-J.I:.60tlt.:							SET	SCREW		7/32X32				L=11.0
33	10569	1	~JL, t--- -:1- 1)							ARM SHAFT CONNECTING BELT PULLEY
34	10574	2	~JL, t--- -;J'-1) 1) :_,If							BELT	PULLEY SPRING				FLANGE
35	10571-G	1	~JL, t----:1-•JJ.I:.60tlt.:							SET	SCREW		6. 75X24				L=20.0
36	10570	1	~,L, t--- -:1- •J			t:	:_,n t.:			POSITION		SCREW		SET	6. 75X24			L=14.5
37	10524-G	1	~,L, t--- -;J- •J			t:	:_,n t.:J.I:.60n L:			POSITION		SCREW			SCREW			6. 75X24 L=6.5
38	12133	1	?-{2:.:_,?~ ~JL,t---							ARM	SHAFT		CONNECTING			BELT
39	40130	1	*'*~n7-							BOBBIN WINDER				COLLAR
40	27171	2	*'*~tJ7-J.I:.60tlt.:							SET	SCREW		BALL	BEARING
41	10567	1	..t.m~ 7 1)		:_,If					ARM	SHAFT
42	40133	1	..tfdl~7 1)		:_,JftJ 7-					ARM SHAFT BALL BEARING ADAPTER SLEEVE
43	23637	2	..t.m~ 7	1)	:_,?tJ 7-J.l:.cY)tl l:,					SET	SCREW			1/4X28			L=7.5
44	10568	1	..tij)~7	)	:_,? )			:_,? (~t~ L)		BALL BEARING RETAINING							RING
				1			1
45	40134	1	..t.m"7'J :_,'fJr-7..							ARM SHAFT BALL BEARING ADAPTER
46	10571	1	..tfdi~7 1J :_,'f?--"AJ.I:.cY)tlt.:							SET	SCREW		6. 75X24				L=20.0
47	15162-A	1	-;J'- 1)							MACHINE		PULLEY			15/64X28				L=21.0
48	10576	1	-;1- •J W:t~;:R60n L:							POSITION SCREW
49	10579	1	-;J'- ) J.l:.6f)tl l:,							SET	SCREW		15/64X28					L=20.0
50	10577		1
		1	:1- •J tffln L:							MACHINE		PULLEY		ADJUSTING				SCREW	6. 75X24 L=11. 0

-6-

From the library of: Superior Sewing Machine & Supply LLC

tfl3 ;{_ f''cp tf¥ ;{_ f'

PRESSER BAR. VIBRATING PRESSER BAR

9

~7

6

8

13

~

15 ~

17 3

22		42					i--34
		~28
		29~
						30/ ·w
		~
		26					33

12

14

32

2

31

18

-7-

From the library of: Superior Sewing Machine & Supply LLC

tfll 7t *''cp tfJ3 ;t *'

PRESSER BAR'

VIBRATING

PRESSER BAR

lm~·~ .ft~

No

PARTS No

QTY

~~

DESCRIPTION

1

10540

1

tlfl;t~

PRESSER BAR

2

10539-A

1

ttll ;t ~ ;£ 9 JL-

CF)

PRESSER BAR

BUSHING

(LOWER)

3

10761

1

tql;t~;£9JL- (1')ll:.d)fJL,

SET SCREW

6. 75X24

L=11. 0

4

10538

1

tqJ ;t ~ ;£ 9 )I,

( J::.)

PRESSER

BAR

BUSHING

(UPPER)

5

10761

1

tlfl;t~·;£ 9 )I,

(J::.) ll:.d)fJ c

SET SCREW

6. 75X24

L=11. 0

6

10541

1

till ;t ~-~11'1

PRESSER BAR POSITION GUIDE BRACKET

7

10662

1

till ;t~f~l1'].1l:.d)b c

SET SCREW

5/32X40

L=6.5

8

10543

1

~11'1~

PRESSER BAR

POSITION

GUIDE

9

10761

1

~11'1tfll:.&)fJ c

SET SCREW

6. 75X24

L=11. 0

10

18479

1

MJ;tt•m ~

PRESSER

BAR

LIFTING

BRACKET

11

19518

1

MJ;ttfm~**d)nc

PINCH

SCREW

11/64X40

L=14.0

12

10546-A

1

ttll;ttfm~""Ftli

TENSION RELEASE

SLIDE

13

10547

1

ttll ;ttfm ~l'tlilin

TENSION

RELEASE

SLIDE SPRING

14

13360

1

MJ;t~m ~ IJ

":./?

PRESSER

BAR

SPRING

BRACKET

15

13365

1

t~~~;t~m~ IJ

":./'f~d)n c

PINCH

SCREW

M4XO. 7

L=9.0

16

40407

1

t11J5tl:.lf v1\-

PRESSER

BAR LIFTER

17

10660

1

t11J5tl:.lf vr\- t: ":./tJ C

HINGE SCREW

4. 5X32

18

10796-S

1

rHiflit <t11 En 1-t >

LIFTING

PRESSER

FOOT

19

10749

1

ri-t11J;t.ll::.d)fJL:.

SCREW

3.4X36

20

10677

1

ri-t11J ;tll:.&)tJ. L:. 'J '/ ~ -\7-

WASHER

21

19470

1

"7~";./fj-jj-t-:

FINGER GUARD

22

10558C

1

<(1)*-i! '/

~

LIFTING

BELL

CRANK

COMP.

23

10558

1

((I)*

LIFTING

BELL CRANK

24

10557

1

<O)*i!*a

<*>

LIFTING

BELL

CRANK

LINK

25

10556

1

<O)*il*a

<'J'>

VIBRATING PRESSER BAR CONNECTING LINK

26

15118

1

~nl1:.1£Jz

VIBRATING PRESSER BAR SLIDE BLOCK

27

18480

1

(O)*ll:.d)fJL:.

LIFTING

BELL

CRANK

SCREW

11/64X40 L=8.0

28

10548-A

1

t11J5ttfm~~n.ttd)tli

P/B,

LIFTING

BRACKET

GUIDE BLOCK

29

15111

1

MJ5ttfm~~nltd)tlit::..t

POSITIONING

PIN

L=17.5

30

10519

1

t11Jit~m~~nltd)tJi.ttd)nc

SCREW

6. 75X24

31

34713

1

tfltlllitff

VIBRATING

PRESSER

BAR

32

10554

1

tP MJ 3t tf A. -;j'lJ

":./ 'f

VIBRATING PRESSER BAR EXTENSION SPRING

33

10553-A

1

tP ttllit ff A. -;j'lJ

":./ ? t•

VIBRATING

PRESSER BAR EXTENSION

34

15060

1

tP till 3t ff till

Lb

L:.

SCREW

5/16X24

L=16.0

35

19411C

1

tP till it (*ID

VIBRATING

PRESSER

FOOT COMP.

36

19411-S

1

tfl MJ 5t <tJJ En 1-t)

VIBRATING

PRESSER

FOOT

37

17104

1

tfltlll;tlt&)fJL,

PINCH

SCREW

11/64X40

L=6.0

38

19425

1

flfm

LIFTING

ROCK

SHAFT

BUSHING

39

10514

2

flfdl ;£ 9 )I,

LIFTING

ROCK

SHAFT

40

16709

1

tlfdlt:'":./tJ.C

;m ~

SCREW

1/4X28

41

10728

1

t~fm t: :..tnt:.

OIL WICK

42

19516

1

flfm t: :..ttJ. C-t- '/ ~

NUT

1/4X28

43

40107

1

1:.1'il*at:: {>

*

LIFTING

ECCENTRIC CONNECTING CRANK

44

19420

1

J::.l' il*at:: {>

***d)n c

PINCH

SCREW

1/4X28

L=16.0

45

10775

1

1:.;~*a o '/ r-: ~9:n t:.

HINGE

SCREW

7/32X32

46

35118

1

J:.il$a o '/ t-= ~stn c 'J '/ ~ -\7-

WASHER

47

10774

1

J:.il*a o '/ t-= 1'-1 -:1

LIFTING

ECCENTRIC

CONNECTION COLLAR

48

17114

1

J:.il$a o '/ t-= ~stn c -r '/ ~

NUT

7/32X32

49

37215

1

J::. il$5 0 '/

~-~9:b t:. ~~

WASHER

-8-

From the library of: Superior Sewing Machine & Supply LLC

~t~'±il.. il$ao ':J F

NEEDLE BAR ROCK RFAME. ROCK SHAFT CRANK CONNECTION

3~

2~(}

~		17	~l
4 6
				II
				I
				___J
5				I
	r--------------	------------		'

-----

26

0~

I

33	31
3~--0
	29

-9-

From the library of: Superior Sewing Machine & Supply LLC

~tt'±-g., ~*a CJ ·:; ~,

NEEDLE BAR ROCK FRAME. ROCK SHAFT CRANK CONNECTION

No	PARTS No	OTY					DESCRIPTION
1	1511 0-A			NEEDLE	BAR ROCK		FRAME
2	11875			HINGE STUD
3	10525			SET SCREW		6. 75X24		L=9.0
4	15117			SLIDE BLOCK		PLATE
5	8100			SCREW	9/64X40		L=6. 5
6	15031			OIL WICK
7	34037			NEEDLE BAR ROCK FRAME POSITION BRACKET
8	15007			SCREW	9/64X40		L=10.0
9	10728			OIL WICK
10	16703			NEEDLE	BAR
11	19426			NEEDLE	BAR CONNECTING			STUD
12	13365			PINCH	SCREW	M4XO. 7		L=9.0
13	10726			OIL WICK
14	15089			NEEDLE	BAR	THREAD GUIDE			L=4.5
15	B140553			NEEDLE SET		SCREW	1/8X40
16	N0124			NEEDLE		DPX17	#24
17	10578			NEEDLE BAR ROCK FRAME ROCK SHAFT
18	11876C			SLIDE BLOCK		COMP.
19	11877			SLIDE BLOCK
20	11876			SLIDE BLOCK STUD
21	10581			SCREW	7/32X32		L=7.0
22	40310			ROCK SHAFT		CRANK	CONNECTION
23	34022			ADJUSTING SCREW			9/64X40
24	10728			OIL WICK		CRANK
25	40405			ROCK SHAFT				L=17.5
26	10519			PINCH	SCREW	6. 75X24
27	34023			HINGE SCREW		9/32X28
28	8105			NUT	9/32X28
29	15019-A			FEED ROCK SHAFT			CRANK	L=16.0
30	10754			PINCH	SCREW	6. 75X24
31	34024			HINGE SCREW		5/16X28
32	34026			FEED ROCK SHAFT CRANK PIPE
33	34025			WASHER
34	50155			NUT
35	10778			OIL WICK
36	10779			CLIP

-10-

From the library of: Superior Sewing Machine & Supply LLC