Juki LK-1903BNBR35 Parts Book

MODEL : LK-1903BN/BR35 List No : 1709-00

PARTS LIST

Published:09/29/2017

THREAD TENSION COMPONENTS

- 1 -

THREAD TENSION COMPONENTS

No. Parts No. Parts name Remarks Level Cons Qty

1 40013452 L SHAPED THREAD GUIDE B 1

2 B55412050A0 THREADING GUIDE ASM. 1

3 B1114581000 THREAD GUIDE PLATE 1

- 2 -

15

11

14

8

9

16

22

23

2

3

4

10

12

13

19

18

17

20

21

5

6

1

7

WIPER MECHANISM COMPONENTS

- 3 -

WIPER MECHANISM COMPONENTS

No. Parts No. Parts name Remarks Level Cons Qty

1 SM6040650TP SCREW 2

2 TA1250705R0 RUBBER PLUG 1

3 HX00123000C CABLE CLIP 4

4 SL4041091SC SCREW M4 L=10 4

5 WP0450801SD WASHER 4.5X10X0.8 2

6 WS0451040KP SPRING WASHER 4.5X8.5X1 2

7 40018334 MAGNET WIPER ASM. 1

8 B210220500A WIPER ARM * 1

9 SS7111120TP SCREW * 1

10 40018335 SOLENOID RELAY CABLE ASM. * 1

11 14147755 SOLENOID FOR WIPER ASM. * 1

12 NM6040003SC NUT M4 * 2

13 WS0410002KS SPRING WASHER M4 * 2

14 13864509 SOLENOID FITTING PLATE * 1

15 14147607 WIPER LINK * 1

16 SD0600181TP HINGE SCREW * 2

17 SD0640261SP HINGE SCREW D=6.35 H=2.6 * 1

18 WZ0640200KP WAVE WASHER * 1

19 NS6120310SP NUT 3/16-28 * 1

20 40009859 WIPER * 1

21 14147805 SPRING * 1

22 SS7060310SP SCREW 3/32-56 L=3 * 2

23 NS6110310SP NUT 11/64-40 * 1

- 4 -

8

10

9

11

13

12

1

2

4･5

7

6

3

EXCLUSIVE PARTS FOR LK-1903BNS-311,LK-1903BNS-312 (1)

- 5 -

EXCLUSIVE PARTS FOR LK-1903BNS-311,LK-1903BNS-312 (1)

No. Parts No. Parts name Remarks Level Cons Qty

1 14145106 CLOTH FEED PLATE 1

2 40006935 CLOTH FEED PRESSER PLATE B 1

3 14148407 VERTICAL FEED SHAFT SPRING 1

4 MAZ15502000 PRESSURE PLATE

5 MAZ15602000 PRESSURE PLATE

6 SS9110543CP SCREW 11/64-40 L=5.3 1

7 WP0501016SD WASHER 5X10.5X1 1

8 22928808 NUT 2

9 D2527232D00 SLEEVE 1

10 14146906 ADJUSTING SHAFT 1

11 13812003 PRESSURE SPRING 1

12 13811906 ACCEPT PLATE UPPER 1

13 SM5040855SN SCREW 2

FOR LK-1903BNS-311

FOR LK-1903BNS-312

1

- 6 -

23～27

10

1

5

6

9

8

3

4

11

12

13

14

16

15

7

2

20･21

38

46

40

33

41

28

42

37

36

35

22

34

32

29

39 30･31

19

18

49

47

48

50

17

45

43

44

EXCLUSIVE PARTS FOR LK-1903BNS-311,LK-1903BNS-312 (2)

- 7 -

EXCLUSIVE PARTS FOR LK-1903BNS-311,LK-1903BNS-312 (2)

No. Parts No. Parts name Remarks Level Cons Qty

1 40142785 COUNTER_WEIGHT_COMPL._3 1

2 40142691 COUNTER_WEIGHT * 1

3 40010424 COUNTER_WEIGHT_SCREW_A * 1

4 40010425 COUNTER_WEIGHT_SCREW_B * 1

5 40010426 COUNTER_WEIGHT_SCREW_C * 2

6 WP0820516SP WASHER 11.6X8.2X0.6 * 1

7 40110841 THRUST_COLLAR_ASM. * 1

8 40110842 THRUST_COLLAR * 1

9 SM80506A2TP SCREW M5 L=6 * 2

10 40142786 THREAD_TAKE_UP_COMPL._3 * 1

11 40142701 LEFT_HAND_SCREW * 1

12 40142697 NEEDLE_BAR_CRANK_ROD_COMPL. * 1

13 40142787 THREAD_TAKE_UP_ASM._3 * 1

14 40142790 NEEDLE_BAR_CRANK_3 * 1

15 40142807 TAKE_UP_CRANK_ASM._3 * 1

16 RE0300000K0 E-RING 3 * 2

17 40011949 CONNECTING ARM B 1

18 14103352 INNER HOOK PRESSER ASM. B 1

19 40110846 SHUTTLE ☆ 1

20 40142723 NEEDLE PLATE ASM. M

21 40142724 NEEDLE PLATE ASM. K

22 SS7090410SP SCREW 9/64-40 L=3.5 * 2

23 B242328000A MOVING KNIFE WASHER A SELECTIVE PARTS * 1

24 B242328000B MOVING KNIFE WASHER B SELECTIVE PARTS * 1

25 B242328000C MOVING KNIFE WASHER C SELECTIVE PARTS * 1

26 B242328000D MOVING KNIFE WASHER D SELECTIVE PARTS * 1

27 B242328000E MOVING KNIFE WASHER E SELECTIVE PARTS * 1

28 WP0450846SP WASHER * 1

29 40142725 NEEDLE PLATE * 1

30 MAZ15801000 GUIDE

31 MAZ15601000 GUIDE

32 B2424280000 FIXING KNIFE * ☆ 1

33 B24212800A0 MOVING KNIFE ASM. * ☆ 1

34 B2418280000 MOVING KNIFE LINK * 1

35 B2416280000 THREAD CUTTING LEVER RING * 1

36 B24152800A0 THREAD CUTTER LEVER ASM. (SMALL) * 1

37 B24142800A0 THREAD CUTTER LEVER ASM. (LARGE) * 1

38 B2417280000 THREAD CUTTER LEVER SHAFT * 1

39 SS1060210TP SCRE 3/32-56 L=2.2 * 2

40 SD0500091TP HINGE SCREW D=5.0 H=0.9 * 1

41 SS7110740TP SCREW 11/64-40 L=7 * 1

42 SS6110430TP SCREW 11/64-40 L=4.0 * 1

43 SM6030500SN SCREW M3 L=5 ☆ 1

44 40006525 NEEDLE BAR THREAD GUIDE ☆ 1

45 MDP170B1400 NEEDLE DPX17 #14 ☆ 1

46 SM1040650TP SCREW 4

47 B2619372000 STOP MOTION TRIPPING LEVER CAM 1

FOR LK-1903BNS-311

FOR LK-1903BNS-312

FOR LK-1903BNS-311

FOR LK-1903BNS-312

* ☆ 1

1

- 8 -

23～27

10

1

5

6

9

8

3

4

11

12

13

14

16

15

7

2

20･21

38

46

40

33

41

28

42

37

36

35

22

34

32

29

39 30･31

19

18

49

47

48

50

17

45

43

44

EXCLUSIVE PARTS FOR LK-1903BNS-311,LK-1903BNS-312 (2)

- 9 -

EXCLUSIVE PARTS FOR LK-1903BNS-311,LK-1903BNS-312 (2)

No. Parts No. Parts name Remarks Level Cons Qty

48 B185351200E HOOK SHAFT WASHER 1

49 SD0791276TP SHOULDER SCREW 1

50 SM6061802TP SCREW M6 L=18 1

- 10 -

A

48

61

60

49

59

62

50

54

55

57

56

53

52

51

58

47

46

25

16･17

26

1･2

7

8

21

4

28

45

5

41

40

39

38

37

43

44

42

27

30

6

23

24

34

35

36

9

22

3

29

18

19

20

31

11･12

15

14

13

32

33

10

BUTTON CLAMP COMPONENTS

- 11 -

BUTTON CLAMP COMPONENTS

No. Parts No. Parts name Remarks Level Cons Qty

1 14190052 KNOB DEVICE JUNCTION COMPL.

2 14190151 KNOB DEVICE JUNCTION COMPL.

3 MAZ15514000 SUPPORT PLATE * 1

4 14146203 PICK-UP FOOT INSTALLING BASE * 1

5 SS9091010SP SCREW 9/64-40 L=10 * 1

6 14146104 PICK-UP INSTALLING BASE * 1

7 14141402 INSTALLING SHAFT * 1

8 RE0700000K0 E-RING 7 * 2

9 14146302 PICK-UP FOOT INSTALLING BASE * 1

10 MAZ16522000 BUTTON GUIDE FOOT * 1

11 14190458 S BUTTON CLAMP JAW LEVER ASM. R

12 MAZ166070B0 M BUTTON CLAMP JAW LEVER ASM. R

13 SS7090410SP SCREW 9/64-40 L=3.5 * 2

14 MAZ08829000 SPRING RIGHT * 1

15 MAZ166070A0 M BUTTON CLAMP JAW LEVER ASM. R * 1

16 14190557 S BUTTON CLAMP JAW LEVER ASM. L

17 MAZ166080B0 KNOB FOOT JUNCTION (LEFT)

18 MAZ166080A0 MIDDLE BUTTON CLAMP LEVER L * 1

19 SS7090410SP SCREW 9/64-40 L=3.5 * 2

20 MAZ08828000 SPRING LEFT * 1

21 D3130M1YC00 FINGER GUARD * 1

22 SS9110460CP SCREW 11/64-40 L=4 * 2

23 SS9621413SP SCREW 3/16-32 L=13.5 * 2

24 WP0501016SD WASHER 5X10.5X1 * 2

25 SD0640391TP HINGE SCREW D=6.35 H=3.9 * 2

26 B2561372000 BUTTON CLAMP SPRING * 1

27 MAZ15515000 SLIDE BLOCK * 1

28 14190300 FITTING BASE PRESSER PLATE * 1

29 13540901 STATIONING BLOCK SHAFT * 1

30 D2548232D00 SNAP RING FOR CONNECTING ROD * 1

31 NS6150310SP NUT 15/64-28 * 1

32 B2553372000 NUT * 1

33 B2560372000 BUTTON CLAMP STOP PIN * 2

34 SD0550303TP HINGE SCREW D=5.5 H=3 * 1

35 B2549372R00 CLAMP SCREW A * 1

36 SD0500404SP HINGE SCREW * 1

37 SS7091480SP SCREW 9/64-40 L=13.5 * 1

38 MAZ088270A0 CLAMP PELEASE LINK ASM. * 1

39 GBR01606000 RELEASE RETURN SPRING * 1

40 GBR01607000 SPRING HOOK * 2

41 NS6080210SP NUT 1/8-44 * 2

42 GBR01601000A CLAMP RELEASE LEVER * 1

43 NS6090310SP NUT 9/64-40 * 1

44 B2548372RA0 BUTTON CLAMP STOP LEVER ASM. * 1

45 D2572M1YC0F LINK SUPPORTING PLATE * 1

46 SM6061202TP SCREW M6 L=12 1

47 WP0612516SD WASHER 6.1X15.2X2.5 1

FOR LK-1903BN-311

FOR LK-1903BN-312

FOR LK-1903BN-311

FOR LK-1903BN-312

FOR LK-1903BN-311

FOR LK-1903BN-312

* 1

1

- 12 -

A

48

61

60

49

59

62

50

54

55

57

56

53

52

51

58

47

46

25

16･17

26

1･2

7

8

21

4

28

45

5

41

40

39

38

37

43

44

42

27

30

6

23

24

34

35

36

9

22

3

29

18

19

20

31

11･12

15

14

13

32

33

10

BUTTON CLAMP COMPONENTS

- 13 -

BUTTON CLAMP COMPONENTS

No. Parts No. Parts name Remarks Level Cons Qty

48 WP0531000SD WASHER M5 2

49 WS0410002KN SPRING WASHER 2

50 SM6051602TP SCREW M5X0.8 L=16 1

51 18227603 HOOK 1

52 18200709 BUTTON GAUGE FOR FOUR HOLES 1

53 SM6030602TP SCREW M3X0.5 L=6 1

54 SS9151120CP SCREW 15/64-28 L=11 2

55 WP0612516SD WASHER 6.1X15.2X2.5 2

56 SM6041202TP SCREW M4X0.7 L=12 2

57 GBR25004000 HOLDER BRACKET 1

58 18209007 HOOK HOLDER 1

59 GBR25003000 LIFTING ACTUATING PLATE 1

60 SM6051202TP SCREW M5X0.8 L=12 2

61 WS0510002KP SPRING WASHER 5.1X9.2X1.3 2

62 WS0510002KP SPRING WASHER 5.1X9.2X1.3 1

- 14 -

35

28

27

7

6

1

5

3

4

42

41

11

29

22

34

20

8

21

14

13

2

18

19

26

33

24

38

39

40

16

15

17

37

36

30

25

31

32

23

12

9

10

FINE POSITION OF BUTTONS COMPONENTS (1)

- 15 -

FINE POSITION OF BUTTONS COMPONENTS (1)

No. Parts No. Parts name Remarks Level Cons Qty

1 16552507 ARM SHAFT 1

2 18219709 RUBBING UP-AND-DOWN LEVER 1

3 18218206 RUBBING UP-AND-DOWN LINK 1

4 16557209 PIN 1

5 RE0200000K0 E-RING 2

6 GBR10852000 MAGNET 1

7 SD0600341TP HINGE SCREW D=6.0 H=3.4 1

8 18227850 UP AND DOWN LEVER ASM. 1

9 SM8050602TP SCREW M5 L=6 2

10 16552606 THRUST COLLAR 1

11 SD0600401TP HINGE SCREW D=6 H=4 1

12 18219808 RUBBING ROLLER 1

13 SD0601021SP HINGE SCREW D=6 H=10.2 1

14 16556706 BEARING 1

15 SB115000400 RADIAL BEARING 2

16 WP0430800SC WASHER M4 1

17 18207902 UP AND DOWN ARM 1

18 SM6052502TP SCREW M5X0.8 L=25 1

19 WS0510002KN SPRING WASHER 1

20 16554008 SPRING 2

21 16553208 SPRING 1

22 16553307 HOOK 1

23 NM6050001SC NUT M5 1

24 18206706 TURNING LEVER 1

25 16556805 COLLAR 1

26 18227702 MAIN BODY 1

27 SM6063002TP SCREW M6 L=30 3

28 WS0610002KN SPRING WASHER 6.1X12.2X1.5 3

29 16557506 LEVER SHAFT METAL 2

30 16554503 SHAFT 1

31 16559304 COLLAR 1

32 SM8040602TP SCREW M4X0.7 L=6 2

33 18217752 CLAMP RELEASE ASM. 1

34 16557605 SHAFT BUSHING 2

35 16559601 WASHER 3

36 18206904 CLAMP RELEASE ARM 1

37 SM6050802TP SCREW M5X0.8 L=8 2

38 16550105 SUPPORT PLATE 1

39 SM6040802TP SCREW M4X0.7 L=8 1

40 WS0410002KN SPRING WASHER 1

41 GBR25005000 CAM FIXING PLATE 1

42 SM8050612TP SCREW M5X6 1

- 16 -

A

52

20

23

19

15

5

57

25

24

58

66

56

65

64

63

62

50

61 60 59

55

54

53

51

2

12

22

27

28

29

26

39

38

21

11

1

4

6

7

8

13 14

3

9

40

46

45

36

37

43

42

35

47

48

49

44

34

41

30

31

32

33

17

16

18

10

FINE POSITION OF BUTTONS COMPONENTS (2)

- 17 -

FINE POSITION OF BUTTONS COMPONENTS (2)

No. Parts No. Parts name Remarks Level Cons Qty

1 18206003 TURNING LEVER BOSS 1

2 SM8050602TP SCREW M5 L=6 2

3 16550808 SCREW 1

4 16557407 ARM SHAFT METAL 2

5 18227959 TURNING HEAD ASM. 1

6 18205906 TURNING SHAFT 1

7 18206409 STOPPER 1

8 SM6031202TP SCREW M3X0.5 L=12 1

9 16557902 BUTTON CARRIER A 1

10 SM6051402TP SCREW M5X0.8 L=14 1

11 18206607 CONNECTING PLATE 1

12 18205708 SCREW 1

13 WS0510002KS SPRING WASHER M5 1

14 NM6050001SC NUT M5 1

15 16557308 METAL 2

16 16551905 HOOK 1

17 16558801 O-RING 1

18 SM8040602TP SCREW M4X0.7 L=6 2

19 18200501 WORK ATTACHMENT (SMALL) ☆ 1

20 18218800 STOPPER HOLDER 1

21 16552309 STOPPER 1

22 NM6040001SC NUT M4 1

23 SM6042002TP SCREW M4X0.7 L=20 2

24 GBR11112000 DRIVING ARM 1

25 SS6111052TP SCREW 1

26 18205401 SPRING HOOK 1

27 SM6041202TP SCREW M4X0.7 L=12 2

28 WS0410002KN SPRING WASHER 2

29 WP0430800SC WASHER M4 2

30 16551806 SPRING 1

31 SM6041002TP SCREW M4 L=10 2

32 WS0410002KN SPRING WASHER 2

33 WP0430800SC WASHER M4 2

34 16556607 LM GUIDE 1

35 SM6041402TP SCREW M4 L=14 1

36 WS0410002KN SPRING WASHER 1

37 WP0430800SC WASHER M4 1

38 SM6031402TP SCREW 4

39 WS0310002KN SPRING WASHER M3 4

40 16550402 COLLAR B 1

41 SM6042502TP SCREW M4X0.7 L=25 1

42 16550204 CONNECTING ROD 1

43 16556409 ROD END 1

44 16556300 ROD END 1

45 NM6040001SC NUT M4 1

46 GBR01175000 ROD END NUT LEFT 1

47 NM6040001SC NUT M4 1

- 18 -

A

52

20

23

19

15

5

57

25

24

58

66

56

65

64

63

62

50

61 60 59

55

54

53

51

2

12

22

27

28

29

26

39

38

21

11

1

4

6

7

8

13 14

3

9

40

46

45

36

37

43

42

35

47

48

49

44

34

41

30

31

32

33

17

16

18

10

FINE POSITION OF BUTTONS COMPONENTS (2)

- 19 -

Juki LK-1903BNBR35 Parts Book

Specifications and Main Features

Frequently Asked Questions

User Manual

CONTENTS

THREAD TENSION COMPONENTS

WIPER MECHANISM COMPONENTS

EXCLUSIVE PARTS FOR LK-1903BNS-311,LK-1903BNS-312 (1)

EXCLUSIVE PARTS FOR LK-1903BNS-311,LK-1903BNS-312 (2)

BUTTON CLAMP COMPONENTS

FINE POSITION OF BUTTONS COMPONENTS (1)

FINE POSITION OF BUTTONS COMPONENTS (2)