Juki LK-1900BN Parts Book
MODEL : LK-1900BN Series
List No : 1708-00
PARTS LIST
Published:09/29/2017
CONTENTS
FRAME & MISCELLANEOUS COVER COMPONENTS ........................................................................................... 1
MAIN SHAFT & NEEDLE BAR COMPONENTS.......................................................................................................... 5
PRESSER LIFTER & WIPER COMPONENTS .............................................................................................................. 9
SHUTTLE DRIVER SHAFT COMPONENTS.................................................................................................................
THREAD TENSION COMPONENTS ................................................................................................................................
THREAD TRIMMER MECHANISM COMPONENTS...................................................................................................
FEED MECHANISM COMPONENTS................................................................................................................................
TC CLAMP COMPONENTS ................................................................................................................................................
SENSOR COMPONENTS .....................................................................................................................................................
THREAD STAND COMPONENTS.....................................................................................................................................
TABLE STAND COMPONENTS (JT-K46)....................................................................................................................
CONTROL BOX COMPONENTS ......................................................................................................................................
OPERATION PANEL COMPONENTS .............................................................................................................................
WIRING DIAGRAM ...................................................................................................................................................................
ACCESSORIE PARTS COMPONENTS ..........................................................................................................................
EXCLUSIVE PARTS FOR LK-1901BNS (1) .................................................................................................................
EXCLUSIVE PARTS FOR LK-1901BNS (2) .................................................................................................................
EXCLUSIVE PARTS FOR LK-1902BNS,LK-1902BNH............................................................................................
EXCLUSIVE PARTS FOR LK-1903BNS-301,LK-1903BNS-302(1)...................................................................
EXCLUSIVE PARTS FOR LK-1903BNS-301,LK-1903BNS-302(2)...................................................................
EXCLUSIVE PARTS FOR LK-1903BN-BS-301,LK-1900BN-BS,LK-1900BN-BF(1)................................
EXCLUSIVE PARTS FOR LK-1903BN-BS-301,LK-1900BN-BS,LK-1900BN-BF(2)................................
EXCLUSIVE PARTS FOR LK-1903BN-BS-301,LK-1900BN-BS,LK-1900BN-BF(3)................................
EXCLUSIVE PARTS FOR LK-1903BN-BS-301,LK-1900BN-BS,LK-1900BN-BF(4)................................
AIR COMPONENTS ................................................................................................................................................................
ACCESSORIE PARTS FOR LK-1900BN SUBCLASSES .......................................................................................
OPTION COMPONENTS (1) ...............................................................................................................................................
OPTION COMPONENTS (2) (FOR LK-1902BN,LK-1903BN)...............................................................................
OPTION COMPONENTS (3) (FOR LK-1903BN SHANK BUTTON)...................................................................
HOW TO MAKE USE OF THIS PARTS LIST ...............................................................................................................
13
17
19
21
25
27
29
31
33
37
39
41
43
47
49
53
57
61
65
69
73
75
77
81
87
89
93
TOC - 1
94
93
92
91
89
90
88
1
45
29･85
86
15
83
84
18
17
56
20
19
16
80
79
5
4
9
9
7
30
53
82
81
14
48
48
49
49
50
50
50
87
11
52
44
46
23
28
27
26
25
24
61
63
58
67
68
62
72
74
76
76
57
65
73
78
75
71
70
70
59
66
60
77
69
64
54
54
55
55
51
51
51
47
43
42
41
40
39
38
37
36
35
34
33
32
31
21
22
12
10
8
6
13
3
2
FRAME & MISCELLANEOUS COVER COMPONENTS
- 1 -
FRAME & MISCELLANEOUS COVER COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
1 40189598 MOTOR COVER 1
2 SM5040855SN SCREW 4
3 40189591 UPSIDE COVER 1
4 SM4061255SP SCREW M6 L=12 6
5 40010404 PROTECTION_PLATE 1
6 SM4050855SP SCREW 3
7 40189592 BED_COVER_LEFT 1
8 40189593 BED_COVER_RIGHT 1
9 SM6040650TP SCREW M4 L=6 5
10 40189597 FACE COVER 1
11 40172374 FACE_COVER_PLATE 1
12 SM4041055SP SCREW 2
13 40010405 CRANK_ROD_COVER 1
14 SL6040892TN BOLT 2
15 40189595 CYLINDER_ARM_CAP_ASM. 1
16 13508700 HOOK COVER PRESSER SPRING PIN * 1
17 26221101 HOOK COVER PRESSER SPRING A * 1
18 40142677 CYLINDER ARM CAP PLATE * 1
19 SM3030552TN SCREW M3 L=5 * 2
20 40189596 CYLINDER ARM CAP * 1
21 40009290 HINGE STUD 2
22 SM8060612TP SCREW M6 L=6 4
23 14113468 BOBBIN THREAD TENSION ASM. 1
24 14113450 BOBBIN THREAD TENSION ROD ASM. * 1
25 B3126012000 THREAD TENSION DISK * 2
26 D7133555B00 CONNECTING ROD SPRING * 1
27 11072402 THREAD TENSION NUT * 1
28 NS6110310SP NUT 11/64-40 * 1
29 40189594 THREAD_TAKE_UP_LEVER_COVER
30 SM4030855SN SCREW M3 L=8.0 2
31 40010414 THREAD_GUIDE_NO.1 1
32 SM4061255SP SCREW M6 L=12 1
33 26211904 THREAD GUIDE PLATE 1
34 SM4061255SP SCREW M6 L=12 1
35 40010571 L_SHAPED_THREAD_GUIDE_A 1
36 NM6040000SN NUT M4 1
37 22920508 ARM THREAD GUIDE A 1
38 SM6040650TP SCREW M4 L=6 1
39 13705108 TAKE-UP THREAD GUIDE B 1
40 SM6040650TP SCREW 1
41 B1129210000 FRAME THREAD GUIDE (B) 1
42 SM6040860TP SCREW M4 L=8 1
43 CM300200002 CAUTION LABEL(25) 1
44 SM4030601SN SCREW M3 L=6 1
45 40102261 SAFETY_LABEL_S 1
46 10502300 THREAD CUTTER 1
47 22901805 GROUND MARK 1
EXCEPT LK-1903BN
1
- 2 -
94
93
92
91
89
90
88
1
45
29･85
86
15
83
84
18
17
56
20
19
16
80
79
5
4
9
9
7
30
53
82
81
14
48
48
49
49
50
50
50
87
11
52
44
46
23
28
27
26
25
24
61
63
58
67
68
62
72
74
76
76
57
65
73
78
75
71
70
70
59
66
60
77
69
64
54
54
55
55
51
51
51
47
43
42
41
40
39
38
37
36
35
34
33
32
31
21
22
12
10
8
6
13
3
2
FRAME & MISCELLANEOUS COVER COMPONENTS
- 3 -
FRAME & MISCELLANEOUS COVER COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
48 TA0750704R0 RUBBER PLUG 2
49 TA0850604R0 RUBBER PLUG 2
50 TA1050504R0 RUBBER PLUG 3
51 TA1250406R0 RUBBER PLUG D=12.5 L=4 3
52 SM6041150TP SCREW M4 L=11 3
53 13509807 OIL SHIELD CAP 1
54 TA1550902R0 PLUG 2
55 TA2100904R0 RUBBER PLUG 2
56 40189599 BOBBIN_WINDER_UNIT 1
57 RC0560711KP RETAINING RING * 1
58 RE0400000K0 E-RING 4 * 1
59 26260802 BTW BEARING SPACER * 1
60 26261602 BOBBIN SPRING * 1
61 26261701 BTW SPRING * 1
62 40189600 BTW_BASE * 1
63 26260208 BTW CAM PLATE * 1
64 26260901 BTW SHAFT * 1
65 26261008 BTW LEVER SHAFT * 1
66 26261107 BTW LEVER * 1
67 SM5040655SN SCREW * 1
68 WP0450826SC WASHER 4.5X10X0.8 * 1
69 26260307 BTW BASE SHAFT * 1
70 26261305 BTW BEARING * 2
71 40142773 BTW_SHAFT_BASE * 1
72 26261206 BTW SPACER * 1
73 26260505 BTW CAM LEVER * 1
74 SM8050502TP SCREW M5 L=5 * 1
75 26260604 BTW WHEEL * 1
76 SM8040802TP SCREW M4X8 * 2
77 26260703 BTW TORSION SPRING * 1
78 26261503 BTW WHEEL RUBBER * ☆ 1
79 40142812 FACE_COVER_CUSHION 1
80 CM300200001 ATTENTION SEAL 1
81 22901409 NEEDLE BAR UPPER BUSH CAP 1
82 CM100100001 OIL INJECTION PROHIBITION LABEL 1
83 26221200 HOOK COVER PRESSER SPRING B ☆ 1
84 SM5040855SN SCREW 1
85 40189609 THREAD_TAKE_UP_LEVER_COVER_03 FOR LK-1903BN 1
86 TA1470704R0 RUBBER PLUG 1
87 TA2100904R0 RUBBER PLUG
88 40193892 ASSY_LED_DEVICE 1
89 SM6040802TN SCREW 1
90 WP0430800SC WASHER M4 1
91 HX001500000 CLIP 4
92 SL4041091SC SCREW M4 L=10 4
93 EA9500B0100 CABLE BAND 1
94 40172375 EMBLEM_JUKI_SMART_SOLUTIONS 2
FOR LK-1901BN,LK-1903BN
1
- 4 -
52～54
43
43
37
20
36
36
19
25
33
28
34
34
32
31
30
29
23
23
22
21
26
27
27
11
9
12
16
16
13
17
14
6
15
15
10
8
66
64
4
2
2
39･40
56
41･42
59
44
35
46
69
47
51
50
49
68
48
63
18
62
61
60
3
3
3
3
65
67
38
24
7
45
45
55
5
5
58
58
57
1
MAIN SHAFT & NEEDLE BAR COMPONENTS
- 5 -
MAIN SHAFT & NEEDLE BAR COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
1 40142678 MAIN_SHAFT 1
2 40142685 FRONT_BEARING 2
3 40010417 BEARING_BUSH_SCREW * 4
4 40142686 BACK_BEARING 1
5 SM8480652TP SCREW * 2
6 40112990 CRANK_ROD_ALL_ASM. 1
7 40110825 CRANK_ROD_SUPPORT_PLATE * 1
8 SM1030601SP SCREW M3 L=6 * 3
9 SM8480652TP SCREW * 2
10 SM8480652TP SCREW * 1
11 40112993 OSCILLATOR_ARM * 1
12 40030939 OSCILLATOR_PIN * 1
13 SM6060550TP SCREW M6 L=4.5 * 1
14 40026818 WASHER * 1
15 SM8060812TP SCREW M6 L=8 * 2
16 10108009 OIL SEAL * 2
17 RE0800000K0 E-SHAPED SNAP RING (8MM) * 1
18 GAF01007000 SPRING 1
19 40142689 COUNTER_WEIGHT_COMPL. 1
20 40142691 COUNTER_WEIGHT * 1
21 40010424 COUNTER_WEIGHT_SCREW_A * 1
22 40010425 COUNTER_WEIGHT_SCREW_B * 1
23 40010426 COUNTER_WEIGHT_SCREW_C * 2
24 WP0820516SP WASHER 11.6X8.2X0.6 * 1
25 40110841 THRUST_COLLAR_ASM. * 1
26 40110842 THRUST_COLLAR * 1
27 SM80506A2TP SCREW M5 L=6 * 2
28 40142692 THREAD_TAKE_UP_COMPL. * 1
29 40142701 LEFT_HAND_SCREW * 1
30 40142697 NEEDLE_BAR_CRANK_ROD_COMPL. * 1
31 40142693 THREAD_TAKE_UP_ASM. * 1
32 40142696 NEEDLE_BAR_CRANK * 1
33 40142806 TAKE_UP_CRANK_ASM. * 1
34 RE0300000K0 E-RING 3 * 2
35 SM7030550TP SCREW M3 L=4.5 ☆ 1
36 SM8040310SS SCREW M4 L=3 2
37 40138137 IPM550W MOTOR 1
38 40010470 SHUTTLE_ASM._SCREW 2
39 40136292 BTW_DRIVING_WHEEL_ASM.
40 40144697 BTW DRIVING WHEEL 03 ASM. FOR LK-1903BN 1
41 40136293 BTW_DRIVING_WHEEL
42 40144696 BTW_DRIVING_WHEEL FOR LK-1903BN * 1
43 SM80506A2TP SCREW M5 L=6 * 2
44 40006516 GEAR B 1
45 SM8040310SS SCREW M4 L=3 2
46 SS6090670TP SCREW 9/64-40 L=6 1
47 40090058 SLIDE BLOCK 1
EXCEPT LK-1903BN
EXCEPT LK-1903BN
* 1
1
- 6 -
52～54
43
43
37
20
36
36
19
25
33
28
34
34
32
31
30
29
23
23
22
21
26
27
27
11
9
12
16
16
13
17
14
6
15
15
10
8
66
64
4
2
2
39･40
56
41･42
59
44
35
46
69
47
51
50
49
68
48
63
18
62
61
60
3
3
3
3
65
67
38
24
7
45
45
55
5
5
58
58
57
1
MAIN SHAFT & NEEDLE BAR COMPONENTS
- 7 -
MAIN SHAFT & NEEDLE BAR COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
48 40142705 NEEDLE_BAR_METAL 1
49 40142706 NEEDLE_BAR_LOWER_METAL 1
50 40010574 THREAD_GUIDE
51 D1405L7AM00 NEEDLE BAR THREAD GUIDE
52 MDP500B1100 NEEDLE DPX5 #11
53 MDP500B1400 NEEDLE DPX5 #14 FOR LK-1900BNS ☆ 1
54 MDP170B2100 NEEDLE DPX17 #21
55 40006515 GEAR A 1
56 SL6052592TN BOLT 4
57 40142681 COUPLING ASM. 1
58 SM80608A2TP SCREW M6 L=8 * 4
59 40124986 PULLEY 1
60 B1144210000 REVOLVING DIRECTION LABEL 1
61 26500306 HAND PULLEY SHAFT 1
62 PS0400142KH SPRING PIN 4X14 1
63 A123050000A SET-SCREW 1
64 40110812 CRANK_BALANCER_ASM. 1
65 40010439 CRANK_BALANCER_FIX_PLATE * 1
66 40010440 CRANK_BALANCER_FIX_PLATE_SCREW * 2
67 40110813 CRANK_BALANCER * 1
68 40142704 NEEDLE_BAR 1
69 B1411552000 NEEDLE BAR CLAMP 1
EXCEPT LK-1900BNH,BW
FOR LK-1900BNH,BW
FOR LK-1900BNF,BM
FOR LK-1900BNH,BW
☆ 1
☆ 1
☆ 1
☆ 1
- 8 -
2
43
49
48
38
38
13
36
39
44
47
46
45
42
41
40
37
31
35
34
33
30
29
28
27
24
26
32
23
25
21
22
20
19
18
16
17
15
15
14
9
7
5
6
12
11
10
8
4
3
1
PRESSER LIFTER & WIPER COMPONENTS
- 9 -
PRESSER LIFTER & WIPER COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
1 40139178 PRESSER LIFTING MOTOR 1
2 SM6051602TP SCREW M5X0.8 L=16 4
3 SB110002400 BEARING 1
4 SM6040802TP SCREW M4X0.7 L=8 1
5 40004254 UTT_CAM_ROLLER 1
6 40040256 CAM ROLLER SHAFT 1
7 NM6040001SP NUT M4X0.7 2
8 40006661 LIFTER LINK A ASM. 1
9 40006716 THREAD TRIMMER SHAFT 1
10 SM8060812TP SCREW M6 L=8 1
11 40023831 SPRING_RACK 1
12 SM4040855SP SCREW 1
13 26226209 SPRING 1
14 40006666 SENSOR SLIT ASM. 1
15 SM8050402TP SCREW 2
16 40010443 SENSOR_INSTALLING_BASE 1
17 SM6040802TP SCREW M4X0.7 L=8 1
18 HD00057000A PHOTO SENSOR 1
19 SL4031291SC SCREW M3X12 1
20 40006665 LIFTER LINK B 1
21 SD0800327TP HINGE SCREW D=8 H=3.2 1
22 NM6050001SP NUT M5 1
23 SD0700406TP HINGE SCREW D=7 H=4 1
24 40006671 CONNECTING ARM 1
25 SM6061802TP SCREW M6 L=18 1
26 40083882 CONNECTING SHAFT 1
27 40008693 LOWERING ARM 1
28 SM6061802TP SCREW M6 L=18 1
29 SD0790606TP HINGE SCREW D=7.94 H=6 1
30 NM6060001CP NUT M6 1
31 40010450 LOWERING_FOOT 1
32 14104400 CONNECTING LINK 1
33 SD1000406TP HINGE SCREW D=10 H=4 2
34 40010460 WIPER CONNECTING LINK 1
35 SD0600206TP HINGE SCREW D=6 H=2 1
36 26218008 SPRING 1
37 40010451 WIPER_CONNECTING_ARM_ASM. 1
38 RC0470611KP RETAINING RING 4.7 2
39 40010455 WIPER_CONNECTING_LINK_SHAFT 1
40 40010457 WIPER_STOPPER 1
41 40010458 WIPER_CONNECTING_PLATE 1
42 40017202 WIPER C ASM. 1
43 NM6060003SC NUT M6 1
44 RC0470611KP RETAINING RING 4.7 ☆ 1
45 SD0640216TP HINGE SCREW D=6.35 H=2.1 1
46 40006678 WIPER BASE PLATE 1
47 SM4040855SP SCREW 1
- 10 -
2
43
49
48
38
38
13
36
39
44
47
46
45
42
41
40
37
31
35
34
33
30
29
28
27
24
26
32
23
25
21
22
20
19
18
16
17
15
15
14
9
7
5
6
12
11
10
8
4
3
1
PRESSER LIFTER & WIPER COMPONENTS
- 11 -
PRESSER LIFTER & WIPER COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
48 WP0450801SP WASHER 1
49 WP0450801SP WASHER 1
- 12 -
39～42
66～68
45～47
35
30
32
73
73
74
74
59
58
9
9
9
12
12
16
72
34
10
55
57
56
5
4
3
2
6
65
64
14･75
36
61
62
1
60
15
11
13
63
50
51･52
43
38
38
37
37
18
71
24
25
26
44
31
27
33
23
28
29
22
53･69
48･49
54･70
21
20
19
17
8
8
7
SHUTTLE DRIVER SHAFT COMPONENTS
- 13 -
SHUTTLE DRIVER SHAFT COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
1 HX00150000D CABLE CLIP 1
2 40012127 OIL_PIPE_HOLDER 1
3 SM6040502TP SCREW M4X0.7 L=5 1
4 40013721 TUBE_CLAMP 1
5 SL4040891SC SCREW M4 L=8 1
6 40010464 THRUST_COLLAR_ASM. 1
7 40010467 THRUST_COLLAR * 1
8 40010469 THRUST_COLLAR_SCREW * 2
9 SB110002400 BEARING 3
10 40110830 LOWER_SHAFT_GEAR_ASM. 1
11 40112994 OSCILLATOR_SHAFT 1
12 SM8060612TP SCREW M6 L=6 2
13 40010575 LOWER SHAFT 1
14 EA9500B0100 CABLE BAND 1
15 40006578 OIL WICK PRESSER 1
16 SM8061010TP SCREW 1
17 SM8060812TP SCREW M6 L=8 2
18 40010471 SHUTTLE_RACE_ADJUSTING_SHAFT 1
19 40089365 SHUTTLE 1
20 B1820210D00 SHUTTLE OIL FELT A ☆ 2
21 B1821210D00 SHUTTLE OIL FELT B ☆ 1
22 B1822215P00 INNER HOOK PRESSER SPRING 2
23 RE0300000K0 E-RING 3 2
24 26501858 INNER HOOK PRESSER ASM. 2
25 14104004 ONCE THROUGH OIL FELT PRESSER 1
26 SM6020460TP SCREW M2 L=3.5 2
27 14103907 SHUTTLE ONCE THROUGH OIL FELT 1
28 40006577 SHUTTLE LUBRICATING PLATE 1
29 SM4030455SP SCREW 2
30 CQ200000000 OIL WICK 2.6
31 CQ200000000 OIL WICK 1.4
32 23630007 TUBE 1
33 23630007 TUBE 0.6
34 13529607 SHUTTLE PACKING ☆ 2
35 40142719 FELT 2
36 SM6040650TP SCREW M4 L=6 1
37 40006575 SHUTTLE BEARING RING 2
38 40110856 SUTTLE_OIL_SEAL 2
39 SB3080010CA BEARING SELECTIVE PARTS 2
40 SB3080010CB BEARING SELECTIVE PARTS 2
41 SB3080010CC BEARING SELECTIVE PARTS 2
42 SB3080010CD BEARING SELECTIVE PARTS 2
43 B1815210000 INNER HOOK UPPER SPRING 1
44 SM6020460TP SCREW M2 L=3.5 2
45 14103253 INNER HOOK PRESSER ASM. A
46 14103352 INNER HOOK PRESSER ASM. B FOR LK-1900BNS 1
47 14103659 SHUTTLE RACE RING ASM. C
FOR LK-1900BNF,BM
FOR LK-1900BNH,BW
1
1
- 14 -
39～42
66～68
45～47
35
30
32
73
73
74
74
59
58
9
9
9
12
12
16
72
34
10
55
57
56
5
4
3
2
6
65
64
14･75
36
61
62
1
60
15
11
13
63
50
51･52
43
38
38
37
37
18
71
24
25
26
44
31
27
33
23
28
29
22
53･69
48･49
54･70
21
20
19
17
8
8
7
SHUTTLE DRIVER SHAFT COMPONENTS
- 15 -
SHUTTLE DRIVER SHAFT COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
48 40011512 DRIVER_ASM.
49 40014963 SHUTTLE DRIVER ASM. FOR LK-1900BNW 1
50 SS6121212TP SCREW 3/16-28 L=12.0 * 1
51 40011511 SHUTTLE_DRIVER
52 40010879 SHUTTLE DRIVER FOR LK-1900BNW * 1
53 B18289800BB
54 13812102 BOBBIN
55 40142687 LOWER_SHAFT_GEAR_COVER_ASM. 1
56 40142688 LOWER_SHAFT_GEAR_COVER * 1
57 40010475 LOWER_SHAFT_GEAR_FELT * 1
58 SL4040891SC SCREW M4 L=8 2
59 40110827 OSCILLATOR 1
60 SL4040891SC SCREW M4 L=8 1
61 HX00150000B CABLE CLIP 2
62 SL4040891SC SCREW M4 L=8 2
63 SM6040650TP SCREW M4 L=6 1
64 40006840 RUBBER BUSH 2
65 40006836 OIL TANK ASM. 1
66 40110846 SHUTTLE
67 40112995 SHUTTLE(H) FOR LK-1900BNH ☆ 1
68 40014965 SHUTTLE(H) FOR LK-1900BNW ☆ 1
69 B1828210DAA BOBBIN CASE ASM. FOR LK-1900BNW ☆ 1
70 B1806210D00 BOBBIN FOR LK-1900BNW ☆ 1
71 40010470 SHUTTLE_ASM_SCREW 1
72 SM8061050TP SCREW 1
73 SM8480652TP SCREW 2
74 SM8480652TP SCREW 2
75 A4078009000 BAND (SMALL) 1
BOBBIN CASE ASM. (RACING PREVENTION)
EXCEPT LK-1900BNW
EXCEPT LK-1900BNW
EXCEPT LK-1900BNW
EXCEPT LK-1900BNW
EXCEPT LK-1900BNH,BW
* 1
☆ 1
☆ 1
☆ 1
1
- 16 -
32
34
38
41
41
41
46
45
19
19
19
13
26
26
44
33
27
28
29
31
30
43
40
39
47
36
37
42
35
23
23
22
22
25
24
24
18
18
21
21
20
20
17
17
16
15
14
2
12
11
10
9
8
7
7
6
5
4
3
1
THREAD TENSION COMPONENTS
- 17 -
THREAD TENSION COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
1 40142273 AT SOLENOID 1
2 SM6040802TP SCREW M4X0.7 L=8 4
3 RE0900000K0 E-RING 9 1
4 40006625 SPRING 1
5 40006617 AT SOL PIN 1
6 40010477 AT_SOL_COLLAR 1
7 SM8030412TP SCREW 2
8 40010479 AT_PLATE 1
9 SM6040802TP SCREW M4X0.7 L=8 2
10 WP0450801SD WASHER 4.5X10X0.8 2
11 40010482 AT_DRIVE_LINK(F)_ASM. 1
12 40010492 AT_DRIVE_LINK(R)_ASM. 1
13 40010495 AT_PIVOT_BASE(R) 1
14 SM6040602TP SCREW M4 L=6 2
15 40010486 AT_PIVOT_BASE(F) 1
16 SM6041050TP SCREW M4 L=10 2
17 40010487 AT_PIVOT_SCREW 2
18 NM6040003SC NUT M4 2
19 40010489 AT_PIVOT_SCREW_WASHER 3
20 40010490 AT_PIVOT_BEARING 2
21 40010497 AT_JOINT 2
22 40010489 AT_PIVOT_SCREW_WASHER 2
23 40010498 AT_JOINT_BEARING 2
24 NM6030001SC NUT M3X0.5 TYPE1 2
25 40010500 AT_CONNECTION_BAR 1
26 40006622 AT SNAP PIN 2
27 40010503 THREAD_TENSION_1_ASM. 1
28 40010504 THREAD_TENSION_SHAFT * 1
29 22928808 NUT * 1
30 22921506 THREAD TENSION DISK * 2
31 26218602 FIRST_THREAD_TENSION_SPRING * 1
32 40010508 THREAD_TENSION_2_ASM. 1
33 40010510 THREAD_TENSION_POST_BASE * 1
34 40010511 DISK_STOPPER_HOLDER_CAP * 1
35 40010512 THREAD_TENSION_SHAFT_COLLAR * 1
36 40010513 DISK_STOPPER_SPRING * 3
37 40010514 DISK_STOPPER * 1
38 40010515 ASSY_THREAD_TENSION_POST * 1
39 40010478 AT_SOL_COLLAR_SCREW * 1
40 22921605 THREAD TAKE-UP SPRING * ☆ 1
41 40010521 HOLD_CAP_SCREW * 3
42 40010522 SHAFT_NUT * 1
43 40010523 POST_BASE_C_RING * 1
44 40010509 THREAD_TENSION_SHAFT * 1
45 40013967 AT-FELT 1
46 SL4040681SC SCREW M4 L=6 1
47 SM80606A2TP SCREW M6 L=6 1
- 18 -
18～20
A
A
22～24
36～40
44～47
13
3
11
2
2
32
21
25
28
43
42
41
35
34
33
31
30
29
27
26
8
15
14
17
16
12
10
9
7
4
6
5
1
THREAD TRIMMER MECHANISM COMPONENTS
- 19 -
THREAD TRIMMER MECHANISM COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
1 40142728 THREAD_TRIMMER_CAM 1
2 SM8050592TP SCREW 2
3 WP0450801SP WASHER 1
4 40040256 CAM ROLLER SHAFT 1
5 NM6040001SP NUT M4X0.7 2
6 40006712 THREAD TRIMMER LINK ASM. 1
7 SD0800327TP HINGE SCREW D=8 H=3.2 1
8 NM6050001SP NUT M5 1
9 40006716 THREAD TRIMMER SHAFT 1
10 SM8060812TP SCREW M6 L=8 2
11 40006717 CONNECTING BAR 1
12 40010525 THREAD_TRIMMER_SENSOR_SLIT 1
13 SM6040802TP SCREW M4X0.7 L=8 1
14 HD002230000 PHOTO SENSOR 1
15 SL4041291SC SCREW M4 L=12 1
16 40010526 THREAD_TRIMMER_SENSOR_BASE 1
17 SM4040855SP SCREW 2
18 40142720 NEEDLE PLATE ASM A FOR LK-1900BNS 1
19 40142721 NEEDLE PLATE ASM H
20 40142722 NEEDLE PLATE ASM E
21 B2417280000 THREAD CUTTER LEVER SHAFT * 1
22 B2426280000 NEEDLE HOLE GUIDE FOR LK-1900BNS * ☆ 1
23 14109607 NEEDLE HOLE GUIDE
24 D2426282C00 NEEDLE HOLE GUIDE
25 SS1060210TP SCREW 3/32-56 L=2.2 * ☆ 2
26 40142725 NEEDLE PLATE * 1
27 B2424280000 FIXING KNIFE * ☆ 1
28 SS7090410SP SCREW 9/64-40 L=3.5 * 2
29 B2418280000 MOVING KNIFE LINK * 1
30 B2416280000 THREAD CUTTING LEVER RING * 1
31 B24152800A0 THREAD CUTTER LEVER ASM. (SMALL) * 1
32 B24142800A0 THREAD CUTTER LEVER ASM. (LARGE) * 1
33 SS6110430TP SCREW 11/64-40 L=4.0 * 1
34 WP0450846SP WASHER * 1
35 SS7110740TP SCREW 11/64-40 L=7 * 1
36 B242328000C MOVING KNIFE WASHER C SELECTIVE PARTS * 1
37 B242328000A MOVING KNIFE WASHER A SELECTIVE PARTS * 1
38 B242328000B MOVING KNIFE WASHER B SELECTIVE PARTS * 1
39 B242328000D MOVING KNIFE WASHER D SELECTIVE PARTS * 1
40 B242328000E MOVING KNIFE WASHER E SELECTIVE PARTS * 1
41 B24212800A0 MOVING KNIFE ASM. * ☆ 1
42 SD0500091TP HINGE SCREW D=5.0 H=0.9 * 1
43 SM1040650TP SCREW M4 L=6 4
44 23517501 NEEDLE CAM ROLLER A 1
45 23517600 NEEDLE CAM ROLLER B 1
46 23517709 NEEDLE CAM ROLLER C 1
47 23517808 NEEDLE CAM ROLLER D 1
FOR LK-1900BNH,BW
FOR LK-1900BNF,BM
FOR LK-1900BNH,BW
FOR LK-1900BNF,BM
* ☆ 1
* ☆ 1
1
1
- 20 -
40
39
27
3
10
10
38
38
13
71
7
5
50
49
49
49
48
48
51
37
12
16
45
45
57
57
42
32･33
30
31
28
70
69
61･63･65
62･64･66
60
60
58･59
67
68
56
55
53
53
54
52
29
34
35
36
44
43
41
26
25
24
22
23
21
20
19
18
18
17
4
4
1
15･46･47
14
11
8
2
6
9
FEED MECHANISM COMPONENTS
- 21 -
FEED MECHANISM COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
1 40139176 X FEED MOTOR 1
2 SM4041655SP SCREW M4 L=16 4
3 40142729 X FEED GEAR 1
4 SM8480662TP SCREW M6X0.75 L=6 2
5 40139177 Y FEED MOTOR 1
6 SM4041655SP SCREW M4 L=16 2
7 40010536 Y_FEED_MOTOR_BASE 1
8 SM6041150TP SCREW M4 L=11 2
9 26501502 Y FEED GEAR 1
10 SM8060602TP SCREW M6X6 2
11 40142731 CLOTH_FEED_ARM 1
12 26222703 FEED DRIVING ARM SHAFT 1
13 SM8060812TP SCREW M6 L=8 1
14 26223305 SLIDE BLOCK STUD 1
15 B1414232000 SQUARE BLOCK SELECTIVE PARTS 1
16 SM8060812TP SCREW M6 L=8 1
17 40006738 Y FEED SHAFT 1
18 B2509704000 BUSHING REAR 2
19 40142733 LENGTHWISE FEED ARM 1
20 SM8060612TP SCREW M6 L=6 2
21 26223503 HINGE STUD 1
22 40006740 CLOTH FEED SUPPORT PLATE 1
23 SM6040650TP SCREW 3
24 40006737 CLOTH FEED PLATE 1
25 40006739 CLOTH FEED PRESSER PLATE 1
26 SM1040650TP SCREW M4 L=6 6
27 40142735 SLIDER SHEET 1
28 SM5030501SC SCREW M3 L=5 2
29 14116107 FEED PLATE A FOR LK-1900BNS 1
30 14116206 FEED PLATE B FOR LK-1900BNM 1
31 13554803 FEED PLATE
32 14116800 FEED PLATE H
33 14116404 FEED PLATE D
34 SM3061052TP SCREW M6 L=10 1
35 WP0621016SD WASHER 6.2X13X1 1
36 40083883 LIFTING LEVER SHAFT B 1
37 SM4042055SP SCREW M4 L=20 2
38 WP0450801SP WASHER 4
39 40142734 SUPPORT PLATE 1
40 SM6040802TP SCREW M4X0.7 L=8 2
41 40039013 FEED BRACKET B 1
42 40142736 SLIDER 1
43 26224808 BALL RETAINER 1
44 SS8150510TP SCREW 15/64-28 L=4.7 1
45 40083885 WASHER 2
46 B141423200A CRANK SLIDE BLOCK SELECTIVE PARTS 1
47 B141423200B GUIDE ROLLER SELECTIVE PARTS 1
FOR LK-1900BNH,BW
FOR LK-1900BNF(EXCEPT BB)
FOR LK-1900BNF,BB
1
1
1
- 22 -
40
39
27
3
10
10
38
38
13
71
7
5
50
49
49
49
48
48
51
37
12
16
45
45
57
57
42
32･33
30
31
28
70
69
61･63･65
62･64･66
60
60
58･59
67
68
56
55
53
53
54
52
29
34
35
36
44
43
41
26
25
24
22
23
21
20
19
18
18
17
4
4
1
15･46･47
14
11
8
2
6
9
FEED MECHANISM COMPONENTS
- 23 -
FEED MECHANISM COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
48 40083884 THRUST COLLAR D=8 W=8 2
49 SM8050512TP SCREW M5 L=5 4
50 WP0450801SP WASHER 4
51 26204008 LIFTING LEVER (RIGHT) 1
52 26204107 LIFTING LEVER (LEFT) 1
53 14105407 CLOTH PRESSER SPRING 2
54 13518501 SPRING SUSPENSION 1
55 26224105 WORK CLAMP FOOT FACE PLATE 1
56 SS2110930SP SCREW 11/64-40 L=8.7 5
57 SS7110740TP SCREW 11/64-40 L=7 4
58 26224204 FINGER GUARD
59 13548300 FINGER GUARD
60 SS8080310TP SCREW 1/8-44 L=2.8 2
61 13518600 WORK CLAMP FOOT (RIGHT)
62 13518709 WORK CLAMP FOOT (LEFT)
63 13548102 WORK CLAMR FOOT (RIGHT)
64 13548201 WORK CLAMR FOOT (LEFT)
65 13542915 WORK CLAMP FOOT (RIGHT) FOR LK-1900BNM 1
66 13543012 WORK CLAMP FOOT (LEFT) FOR LK-1900BNM 1
67 40103155 LEVER_DRIVING_PLATE_L_ASM. 1
68 40103154 LEVER_DRIVING_PLATE_R_ASM. 1
69 SM6061802TP SCREW M6 L=18 1
70 WP0621016SD WASHER 6.2X13X1 1
71 40010570 HIDDEN_PLATE 1
EXCEPT LK-1900BNH,BW
FOR LK-1900BNH,BW
FOR LK-1900BNS,BF
FOR LK-1900BNS,BF
FOR LK-1900BNH,BW
FOR LK-1900BNH,BW
1
1
1
1
1
1
- 24 -
1
27
27
24
22
29
3
19
6
7
7
5
20
21
10
13
11
8
15
18
17
23
32
9
12
4
14
16
2
25
31
30
28
26
TC CLAMP COMPONENTS
- 25 -
TC CLAMP COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
1 40142737 THREAD_CLAMP_UNIT_ASM. 1
2 NM6030003SC NUT M3 * 1
3 40076233 TC_CLAMP_PLATE_ASM. * 1
4 40076238 TC_SUPPORT_PLATE * 1
5 40015800 TC_LINK_ASM. * 1
6 WP0320500SC WASHER M3 * 2
7 RE0200000K0 E-RING * 2
8 SD0400266TP HINGE SCREW D=4 H=2.6 * 1
9 40076237 TC_BASE * 1
10 40010590 TC_CAM_PLATE * 1
11 40006780 TC_SPRING * 1
12 40076236 TC_BASE_COVER * 1
13 SM6020350SP SCREW M2 L=2.5 * 4
14 40076239 TC_OPEN_PLATE * 1
15 40030943 TC_NOTCH_R_H * 1
16 40076232 TC_OPEN_SPRING * 1
17 40030942 TC_NOTCH_F_H * 1
18 SM4020600SP SCREW M2 L=6 * 2
19 40012815 TC JOINT ASM. * 1
20 SM2360110TP SCREW * 2
21 SM6040650TP SCREW * 3
22 40006761 TC CLAMP * 1
23 SM6020450TP SCREW * 2
24 SD0350156TP SHOULDER SCREW * 1
25 40010527 TC_DRIVING_ARM_ASM. 1
26 40142739 TC_DRIVING_ARM * 1
27 40011152 TC_ARM_SCREW * 2
28 SD0800407TP SHOULDER SCREW 1
29 40006776 TC_CONNECTING_LINK 1
30 40139179 THREAD CLAMP MOTOR 1
31 SM6041202TP SCREW M4X0.7 L=12 4
32 SD0350156TP SHOULDER SCREW 1
- 26 -
19
16
15
2
18
17
1
21
20
4
12
13
6
14
11
10
9
8
7
5
3
SENSOR COMPONENTS
- 27 -
SENSOR COMPONENTS
No. Parts No. Parts name Remarks Level Cons Qty
1 EA9500B0100 CABLE BAND 2
2 EA9500B0200 CABLE BAND 150 2
3 40005732 PF SENSOR CABLE ASM. 1
4 KX000000380 SPACER 4
5 40142747 TT SENSOR CABLE ASM. 1
6 40006495 SAFETY SW ASM. 1
7 40006496 SAFETY SW BASE * 1
8 23638109 SAFETY SWITCH ARM. * 1
9 40006497 SAFETY SW ARM SHAFT * 1
10 23638208 SAFETY SWITCH SPRING * 1
11 23638406 SAFETY SWITCH NUT * 1
12 40005734 SAFETY SW CABLE ASM. * 1
13 SM4021201SC SCREW M2 L=12 * 2
14 EA9500B0100 CABLE BAND * 1
15 SM4050855SP SCREW 1
16 40137370 INT PCB ASM. 1
17 HX00150000K CABLE CLIP 1
18 SM4040855SP SCREW 1
19 SL4040881SF SCREW M4 L=8 4
20 14115554 HEAD GROUND CABLE A ASM. 1
21 SM4040855SP SCREW 1
- 28 -
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