Juki LH-3128 / LH-3168 WB Parts Book (PDF)
Text index — Juki LH-3128 / LH-3168 WB
Page 6 — LIST OF GAUGE COMPONENTS
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| C | 226 25206 | ||
| D | 226 25305 | ||
| E | 226 25404 | ||
| F | 226 25503 | ||
| G | 226 25602 | ||
| H | 226 25701 | ||
| K | 226 25800 | ||
| W | 226 25909 | ||
| L | 226 26006 | ||
| M | 226 26105 | ||
| N | 226 26204 | ||
| P | 226 26303 | ||
| Q | 226 26402 | ||
| R | 226 26501 | ||
| S | 226 26600 | ||
| T | 226 26709 | ||
| U | 226 26808 | ||
| A | 226 25008 | ||
| B | 226 25107 | ||
| C | 226 25206 | ||
| D | 226 25305 | ||
| E | 226 25404 | ||
| F | 226 25503 | ||
| G | 226 25602 | ||
| H | 226 25701 | ||
| K | 226 25800 | ||
| W | 226 25909 | ||
| L | 226 26006 | ||
| M | 226 26105 | ||
| N | 226 26204 | ||
| P | 226 26303 | ||
| Q | 226 26402 | ||
| R | 226 26501 | ||
| S | 226 26600 | ||
| T | 226 26709 | ||
| U | 226 26808 | ||
| E | 226 01058 | ||
| M | 226 01157 | ||
| Q | 226 01256 | ||
| T | 226 01355 |
Page 7 — Table 5, Table 6
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| D | 226 25305 | ||
| E | 226 25404 | ||
| F | 226 25503 | ||
| G | 226 25602 | ||
| H | 226 25701 | ||
| K | 226 25800 | ||
| L | 226 26006 | ||
| M | 226 26105 | ||
| N | 226 26204 | ||
| P | 226 26303 | ||
| Q | 226 26402 | ||
| R | 226 26501 | ||
| S | 226 26600 | ||
| T | 226 26709 | ||
| U | 226 26808 | ||
| B | 226 25107 | ||
| D | 226 25305 | ||
| F | 226 25503 | ||
| G | 226 25602 | ||
| H | 226 25701 | ||
| 226 40353 | |||
| 226 40452 | |||
| 226 40551 | |||
| 226 40759 | |||
| 226 40858 | |||
| 226 40957 | |||
| 226 41252 | |||
| 226 41351 | |||
| 226 41450 | |||
| 226 41658 | |||
| 226 41757 | |||
| 226 41856 | |||
| 226 41955 | |||
| 226 42052 | |||
| 226 42151 | |||
| 226 00852 | |||
| 226 28002 | |||
| 226 28200 | |||
| 226 28408 | |||
| 226 28507 | |||
| 226 28701 |
Page 8 — (5) LH-3128-7, S type / Table 7; (6) LH-3128-7, A type / Table 8
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| C | 226 60302 | 5/32 inch (4.0 mm) | |
| D | 226 60401 | 3/16 inch (4.8 mm) | |
| E | 226 60500 | 7/32 inch (5.6 mm) | |
| F | 226 60609 | 1/4 inch (6.4 mm) | |
| G | 226 60708 | 9/32 inch (7.1 mm) | |
| H | 226 60807 | 5/16 inch (7.9 mm) | |
| K | 226 60906 | 3/8 inch (9.5 mm) | |
| W | 226 61003 | 7/16 inch (11.1 mm) | |
| L | 226 61102 | 1/2 inch (12.7 mm) | |
| M | 226 61201 | 5/8 inch (15.9 mm) | |
| N | 226 61300 | 3/4 inch (19.1 mm) | |
| P | 226 61409 | 7/8 inch (22.2 mm) | |
| Q | 226 61508 | 1 inch (25.4 mm) | |
| R | 226 61607 | 1-1/8 inch (28.6 mm) | |
| S | 226 61706 | 1-1/4 inch (31.8 mm) | |
| A | 226 60104 | 3/32 inch (2.4 mm) | |
| B | 226 60203 | 1/8 inch (3.2 mm) | |
| C | 226 60302 | 5/32 inch (4.0 mm) | |
| D | 226 60401 | 3/16 inch (4.8 mm) | |
| E | 226 60500 | 7/32 inch (5.6 mm) | |
| F | 226 60609 | 1/4 inch (6.4 mm) | |
| G | 226 60708 | 9/32 inch (7.1 mm) | |
| H | 226 60807 | 5/16 inch (7.9 mm) | |
| K | 226 60906 | 3/8 inch (9.5 mm) | |
| W | 226 61003 | 7/16 inch (11.1 mm) | |
| L | 226 61102 | 1/2 inch (12.7 mm) | |
| M | 226 61201 | 5/8 inch (15.9 mm) | |
| N | 226 61300 | 3/4 inch (19.1 mm) | |
| P | 226 61409 | 7/8 inch (22.2 mm) | |
| Q | 226 61508 | 1 inch (25.4 mm) | |
| R | 226 61607 | 1-1/8 inch (28.6 mm) | |
| S | 226 61706 | 1-1/4 inch (31.8 mm) | |
| 226 50857 | |||
| 226 50956 | |||
| 226 51053 | |||
| 226 51152 |
Page 9 — (7) LH-3128-7, G type
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| D | 226 60401 | Throat plate | |
| D | 102 39101 | Feed dog | |
| D | 101 47858 | Needle clamp | |
| D | 226 40353 | Presser foot | |
| E | 226 60500 | Throat plate | |
| E | 102 39200 | Feed dog | |
| E | 101 47957 | Needle clamp | |
| E | 226 40452 | Presser foot | |
| F | 226 60609 | Throat plate | |
| F | 102 39309 | Feed dog | |
| F | 101 48054 | Needle clamp | |
| F | 226 40551 | Presser foot | |
| G | 226 60708 | Throat plate | |
| G | 102 39408 | Feed dog | |
| G | 101 48153 | Needle clamp | |
| G | 226 40759 | Presser foot | |
| H | 226 60807 | Throat plate | |
| H | 102 39507 | Feed dog | |
| H | 101 48252 | Needle clamp | |
| H | 226 40858 | Presser foot | |
| K | 226 60906 | Throat plate | |
| K | 102 39606 | Feed dog | |
| K | 101 48351 | Needle clamp | |
| K | 226 40957 | Presser foot | |
| W | 226 61003 | Throat plate | |
| W | 101 70801 | Feed dog | |
| W | 101 48450 | Needle clamp | |
| W | 226 41054 | Presser foot | |
| L | 226 61102 | Throat plate | |
| L | 102 39804 | Feed dog | |
| L | 101 48559 | Needle clamp | |
| L | 226 41252 | Presser foot | |
| M | 226 61201 | Throat plate | |
| M | 102 39903 | Feed dog | |
| M | 101 48658 | Needle clamp | |
| M | 226 41351 | Presser foot | |
| N | 226 61300 | Throat plate | |
| N | 101 71106 | Feed dog | |
| N | 101 48757 | Needle clamp | |
| N | 226 41450 | Presser foot | |
| P | 226 61409 | Throat plate | |
| P | 101 71205 | Feed dog | |
| P | 101 48856 | Needle clamp | |
| P | 226 41658 | Presser foot | |
| Q | 226 61508 | Throat plate | |
| Q | 101 71304 | Feed dog | |
| Q | 101 48955 | Needle clamp | |
| Q | 226 41757 | Presser foot | |
| R | 226 61607 | Throat plate | |
| R | 101 71403 | Feed dog | |
| R | 101 49052 | Needle clamp | |
| R | 226 41856 | Presser foot | |
| S | 226 61706 | Throat plate | |
| S | 101 71502 | Feed dog | |
| S | 101 49151 | Needle clamp | |
| S | 226 41955 | Presser foot | |
| 226 50857 | Slide plate (left) asm. | ||
| 226 50956 | Slide plate (left) asm. | ||
| 226 51053 | Slide plate (left) asm. | ||
| 226 51152 | Slide plate (left) asm. | ||
| 226 50352 | Slide plate (right) asm. | ||
| 226 50451 | Slide plate (right) asm. | ||
| 226 50550 | Slide plate (right) asm. | ||
| 226 50659 | Slide plate (right) asm. | ||
| 102 09230 | Wiper | ||
| 102 09500 | Wiper | ||
| 102 09807 | Wiper | ||
| 102 09906 | Wiper |
Page 10 — Table 10 Table 11
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| 226 25206 | |||
| 226 25305 | |||
| 226 25404 | |||
| 226 25503 | |||
| 226 25602 | |||
| 226 25701 | |||
| 226 25800 | |||
| 226 26006 | |||
| 226 26105 | |||
| 226 26204 | |||
| 226 26402 | |||
| 226 01058 | |||
| 226 01058 | |||
| 226 01058 | |||
| 226 01058 | |||
| 226 01058 | |||
| 226 01058 | |||
| 226 01058 | |||
| 226 01157 | |||
| 226 01157 | |||
| 226 01157 | |||
| 226 01256 | |||
| 226 25107 | |||
| 226 25206 | |||
| 226 25305 | |||
| 226 25404 | |||
| 226 25503 | |||
| 226 25602 | |||
| 226 25701 | |||
| 226 25800 | |||
| 226 26006 | |||
| 226 26105 | |||
| 226 26204 | |||
| 226 26402 | |||
| 226 37656 | |||
| 226 37755 | |||
| 226 37854 | |||
| 226 37953 | |||
| 226 38050 | |||
| 226 38258 | |||
| 226 38357 | |||
| 226 38456 | |||
| 226 38753 | |||
| 226 38852 | |||
| 226 38951 | |||
| 226 39256 |
Page 11 — (10) LH-3168, G type
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| D | 226 25305 | Throat plate | |
| D | B1613 512 D0H | Feed dog | |
| D | B1402-528-DALA | Needle clamp (left) | |
| D | B1402-528-DARA | Needle clamp (right) | |
| D | 226 40353 | Presser foot | |
| D | 226 01058 | Slide plate (left) asm. | |
| D | 226 00555 | Slide plate (right) asm. | |
| E | 226 25404 | Throat plate | |
| E | B1613 512 E0H | Feed dog | |
| E | B1402-528-EAL | Needle clamp (left) | |
| E | B1402-528-EAR | Needle clamp (right) | |
| E | 226 40452 | Presser foot | |
| F | 226 25503 | Throat plate | |
| F | B1613 512 F0H | Feed dog | |
| F | B1402-528-FALA | Needle clamp (left) | |
| F | B1402-528-FARA | Needle clamp (right) | |
| F | 226 40551 | Presser foot | |
| G | 226 25602 | Throat plate | |
| G | B1613 512 G0H | Feed dog | |
| G | B1402-528-GAL | Needle clamp (left) | |
| G | B1402-528-GAR | Needle clamp (right) | |
| G | 226 40759 | Presser foot | |
| H | 226 25701 | Throat plate | |
| H | B1613 512 H0H | Feed dog | |
| H | B1402-528-HALA | Needle clamp (left) | |
| H | B1402-528-HARA | Needle clamp (right) | |
| H | 226 40858 | Presser foot | |
| K | 226 25800 | Throat plate | |
| K | B1613 512 K0H | Feed dog | |
| K | B1402-528-KALA | Needle clamp (left) | |
| K | B1402-528-KARA | Needle clamp (right) | |
| K | 226 40957 | Presser foot | |
| L | 226 26006 | Throat plate | |
| L | B1613 512 L0H | Feed dog | |
| L | B1402-528-LAL | Needle clamp (left) | |
| L | B1402-528-LAR | Needle clamp (right) | |
| L | 226 41252 | Presser foot | |
| L | 226 01157 | Slide plate (left) asm. | |
| L | 226 00654 | Slide plate (right) asm. | |
| M | 226 26105 | Throat plate | |
| M | B1613 512 M0H | Feed dog | |
| M | B1402-528-MAL | Needle clamp (left) | |
| M | B1402-528-MAR | Needle clamp (right) | |
| M | 226 41351 | Presser foot | |
| N | 226 26204 | Throat plate | |
| N | B1613 512 N0H | Feed dog | |
| N | B1402-528-NAL | Needle clamp (left) | |
| N | B1402-528-NAR | Needle clamp (right) | |
| N | 226 41450 | Presser foot | |
| Q | 226 26402 | Throat plate | |
| Q | B1613 512 Q0H | Feed dog | |
| Q | B1402-528-QAL | Needle clamp (left) | |
| Q | B1402-528-QAR | Needle clamp (right) | |
| Q | 226 41757 | Presser foot | |
| Q | 226 01256 | Slide plate (left) asm. | |
| Q | 226 00753 | Slide plate (right) asm. |
Page 12 — (11) LH-3168-7, S type / Table 13; (12) LH-3168-7, A type / Table 14
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| C | 226 60302 | Throat plate (5/32 in, 4.0 mm; feed dog 102 37907; needle clamp B1402-528-CA0-A; presser foot 101 52650; slide plate L 226 50857, R 226 50352; wiper 102 09230) | |
| D | 226 60401 | Throat plate (3/16 in, 4.8 mm; feed dog 102 38004; needle clamp B1402-528-DALA / DARA; presser foot 101 52579) | |
| E | 226 60500 | Throat plate (7/32 in, 5.6 mm; feed dog 102 38103; needle clamp B1402-528-EAL / EAR; presser foot 101 52858) | |
| F | 226 60609 | Throat plate (1/4 in, 6.4 mm; feed dog 102 38202; needle clamp B1402-528-FALA / FARA; presser foot 101 52957) | |
| G | 226 60708 | Throat plate (9/32 in, 7.1 mm; feed dog 102 38301; needle clamp B1402-528-GAL / GAR; presser foot 101 52054) | |
| H | 226 60807 | Throat plate (5/16 in, 7.9 mm; feed dog 102 38400; needle clamp B1402-528-HALA / HARA; presser foot 101 52153) | |
| K | 226 60906 | Throat plate (3/8 in, 9.5 mm; feed dog 102 38509; needle clamp B1402-528-KALA / KARA; presser foot 101 52252) | |
| L | 226 61102 | Throat plate (1/2 in, 12.7 mm; feed dog 102 38707; needle clamp B1402-528-LAL / LAR; presser foot 101 52450; slide plate L 226 50956, R 226 50451; wiper 102 09500) | |
| M | 226 61201 | Throat plate (5/8 in, 15.9 mm; feed dog 102 38806; needle clamp B1402-528-MAL / MAR; presser foot 101 52559) | |
| N | 226 61300 | Throat plate (3/4 in, 19.1 mm; feed dog 102 38905; needle clamp B1402-528-NAL / NAR; presser foot 101 52658; wiper 102 09807) | |
| Q | 226 61508 | Throat plate (1 in, 25.4 mm; feed dog 102 39002; needle clamp B1402-528-QAL / QAR; presser foot 101 52856; slide plate L 226 51053, R 226 50550; wiper 102 09906) | |
| B | 226 60203 | Throat plate (1/8 in, 3.2 mm; feed dog 226 65103; needle clamp B1402-528-BA0-A; presser foot 226 37656; slide plate L 226 50857, R 226 50352; wiper 102 09230) | |
| C | 226 60302 | Throat plate (5/32 in, 4.0 mm; feed dog 226 65202; needle clamp B1402-528-CA0-A; presser foot 226 37755) | |
| D | 226 60401 | Throat plate (3/16 in, 4.8 mm; feed dog 226 65301; needle clamp B1402-528-DALA / DARA; presser foot 226 37854) | |
| E | 226 60500 | Throat plate (7/32 in, 5.6 mm; feed dog 226 65400; needle clamp B1402-528-EAL / EAR; presser foot 226 37953) | |
| F | 226 60609 | Throat plate (1/4 in, 64; feed dog 226 65509; needle clamp B1402-528-FALA / FARA; presser foot 226 38050) | |
| G | 226 60708 | Throat plate (9/32 in, 7.1 mm; feed dog 226 65707; needle clamp B1402-528-GAL / GAR; presser foot 226 38258) | |
| H | 226 60807 | Throat plate (5/16 in, 7.9 mm; feed dog 226 65806; needle clamp B1402-528-HALA / HARA; presser foot 226 38357) | |
| K | 226 60906 | Throat plate (3/8 in, 9.5 mm; feed dog 226 65905; needle clamp B1402-528-KALA / KARA; presser foot 226 38456) | |
| L | 226 61102 | Throat plate (1/2 in, 12.7 mm; feed dog 226 66200; needle clamp B1402-528-LAL / LAR; presser foot 226 38753; slide plate L 226 50956, R 226 50451; wiper 102 09500) | |
| M | 226 61201 | Throat plate (5/8 in, 15.9 mm; feed dog 226 66309; needle clamp B1402-528-MAL / MAR; presser foot 226 38852) | |
| N | 226 61300 | Throat plate (3/4 in, 19.1 mm; feed dog 226 66408; needle clamp B1402-528-NAL / NAR; presser foot 226 38951; wiper 102 09807) | |
| Q | 226 61508 | Throat plate (1 in, 25.4 mm; feed dog 226 66705; needle clamp B1402-528-QAL / QAR; presser foot 226 39256; slide plate L 226 51053, R 226 50550; wiper 102 09906) |
Page 13 — Table 15
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| D | 226 60401 | ||
| D | 102 39101 | ||
| D | B1402-528-DALA | ||
| D | B1402-528-DARA | ||
| D | 226 40353 | ||
| D | 226 50857 | ||
| D | 226 50352 | ||
| D | 102 09230 | ||
| E | 226 60500 | ||
| E | 102 39200 | ||
| E | B1402-528-EAL | ||
| E | B1402-528-EAR | ||
| E | 226 40452 | ||
| F | 226 60609 | ||
| F | 102 39309 | ||
| F | B1402-528-FALA | ||
| F | B1402-528-FARA | ||
| F | 226 40551 | ||
| G | 226 60708 | ||
| G | 102 39408 | ||
| G | B1402-528-GAL | ||
| G | B1402-528-GAR | ||
| G | 226 40759 | ||
| H | 226 60807 | ||
| H | 102 39507 | ||
| H | B1402-528-HALA | ||
| H | B1402-528-HARA | ||
| H | 226 40858 | ||
| K | 226 60906 | ||
| K | 102 39606 | ||
| K | B1402-528-KALA | ||
| K | B1402-528-KARA | ||
| K | 22640957 | ||
| L | 226 61102 | ||
| L | 102 39804 | ||
| L | B1402-528-LAL | ||
| L | B1402-528-LAR | ||
| L | 226 41252 | ||
| L | 226 50956 | ||
| L | 226 50451 | ||
| L | 102 09500 | ||
| M | 226 61201 | ||
| M | 102 39903 | ||
| M | B1402-528-MAL | ||
| M | B1402-528-MAR | ||
| M | 226 41351 | ||
| M | 102 09807 | ||
| N | 226 61300 | ||
| N | 101 71106 | ||
| N | B1402-528-NAL | ||
| N | B1402-528-NAR | ||
| N | 226 41450 | ||
| Q | 226 61508 | ||
| Q | 101 71304 | ||
| Q | B1402-528-QAL | ||
| Q | B1402-528-QAR | ||
| Q | 226 41757 | ||
| Q | 226 51053 | ||
| Q | 226 50550 | ||
| Q | 102 09906 |
Page 14 — 3. LIST OF THE MAJOR COMPONENTS (1) List of motor, motor pulley and V-belt
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| B9117051000 | Bobbin | ||
| 22612055 | Latch hook (asm.) | ||
| 22612758 | Cap hook (asm.) | ||
| 22688253 | Hook (asm.) for an organized split needle bar | ||
| 22603708 | Felt | ||
| 10210805 | Bobbin (F type) | ||
| 10210805 | Bobbin | ||
| 22653158 | Latch hook (asm.) with thread trimmer | ||
| 22653059 | Cap hook asm. with thread trimmer | ||
| 22693857 | Hook (asm.) for an organized split needle bar and a thread trimmer. | ||
| 10211605 | Moving knife | ||
| 22655302 | Counter knife | ||
| 22655401 | Thread presser | ||
| 22603708 | Felt | ||
| MTL2200040S | Clutch motor | ||
| M0001351AA0 | M0001351AA0 | ||
| M6101351AA0 | M6101351AA0 | ||
| MTJVH004200A | |||
| MTJVH004100A |
Page 15 — Other renewal parts
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| 22601504 | Slide plate window | ||
| 22604300 | Timing belt | ||
| B3128051000 | Thread take-up spring (A) | ||
| B3128527000 | Thread take-up spring (B) | ||
| 22628903 | Idling prevention sheet (0.3) | ||
| 22601504 | Slide plate window | ||
| 22604300 | Timing belt | ||
| B3128051000 | Thread take-up spring (A) | ||
| B3128527000 | Thread take-up spring (B) | ||
| 10111508 | Idling prevention spring | ||
| 22653802 | Idling prevention sheet |
Page 20 — STANDARD ADJUSTMENT
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| LH-3128 | S, A and G type | ||
| LH-3128-7 | S, A and G type | ||
| LH-3128 | F type | ||
| LH-3168 | S, A and G type | ||
| LH-3168-7 | S, A and G type | ||
| a |
Page 28 — STANDARD ADJUSTMENT
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| A | 10109700 | Hook driving shaft upper bushing thrust plate | |
| C | 10110906 | Hook driving shaft upper bushing thrust plate | |
| D | 10111003 | Hook driving shaft upper bushing thrust plate | |
| E | 10111102 | Hook driving shaft upper bushing thrust plate | |
| F | 10111201 | Hook driving shaft upper bushing thrust plate | |
| B | 10109809 | Hook driving shaft upper bushing thrust plate | |
| G | 10112506 | Hook driving shaft upper bushing thrust plate | |
| H | 10112605 | Hook driving shaft upper bushing thrust plate | |
| K | 10112704 | Hook driving shaft upper bushing thrust plate | |
| G | 10112506 | Hook driving shaft upper bushing thrust plate | |
| H | 10112605 | Hook driving shaft upper bushing thrust plate | |
| K | 10112704 | Hook driving shaft upper bushing thrust plate | |
| A | 22614002 | Hook driving shaft upper bushing spacer | |
| B | 22614101 | Hook driving shaft upper bushing spacer | |
| C | 22614200 | Hook driving shaft upper bushing spacer | |
| D | 22614309 | Hook driving shaft upper bushing spacer | |
| E | 22614408 | Hook driving shaft upper bushing spacer | |
| F | 22614507 | Hook driving shaft upper bushing spacer |
Page 56 — 7. SEWING SPECIFICATION CHANGE-OVER PROCEDURE
| Ref | Part number | Part name | Qty |
|---|---|---|---|
| B3129012A00 | Tension spring | ||
| D3129555D00 | Tension spring | ||
| B3114232000 | Tension spring | ||
| D3129555D00 | Tension spring | ||
| 11045101 | Tension spring No. 1 | ||
| 11045101 | Tension spring No. 1 | ||
| 11093606 | Tension spring No. 1 | ||
| 11045101 | Tension spring No. 1 | ||
| 11071909 | Stitch dial | ||
| 11071909 | Stitch dial | ||
| 11071909 | Stitch dial | ||
| 11072006 | Stitch dial | ||
| MDP500B1400 | Needle (standard) | ||
| MDP500B0900 | Needle (standard) | ||
| MDP500B2100 | Needle (standard) | ||
| MC200520650 | Needle (standard) | ||
| MDP500B1100 | Needle (standard) |
Juki LH-3128 / LH-3168 WB — parts catalog
- Page 1 (cover): This is the cover page for the JUKI LH-3128, LH-3128-7-WB, LH-3168, and LH-3168-7-WB Engineer's Manual, dated 1993.12.
- Page 2 (text): This page contains a preface and caution notes for an engineer's manual, along with instructions for before operating the machine.
- Page 5 (text): This page contains specifications for LH model sewing machines, detailing model designations, stitch types, sewing speeds, stitch lengths, needle gauges, and presser foot lifts for models with and without thread trimmers, presented in two tables.
- Page 6 (parts_list): This page contains two parts lists for LH-3128 sewing machine models, S type and A type, detailing various components like needle gauges, throat plates, feed dogs, needle clamps, presser feet, and slide plates with their respective part numbers.
- Page 7 (parts_list): This page contains parts lists for the LH-3128, G type and LH-3128, F type sewing machines, detailing needle gauge, throat plate, feed dog, needle clamp, presser foot, and slide plates.
- Page 8 (parts_list): This page contains two parts lists, Table 7 for the LH-3128-7, S type, and Table 8 for the LH-3128-7, A type, detailing various machine components with their corresponding part numbers.
- Page 9 (parts_list): Table 9 lists parts for the LH-3128-7, G type sewing machine, including needle gauge, throat plate, feed dog, needle clamp, presser foot, slide plate, and wiper.
- Page 10 (parts_list): This page contains parts lists for the LH-3168, S type and LH-3168, A type sewing machines, detailing needle gauge, throat plate, feed dog, needle clamp, presser foot, and slide plate assemblies with corresponding part numbers.
- Page 11 (parts_list): This page contains Table 12, which lists parts for the LH-3168, G type sewing machine, including needle gauge, throat plate, feed dog, needle clamp (left and right), presser foot, and slide plate assemblies, along with their corresponding part numbers and codes.
- Page 12 (parts_list): This page contains parts lists for the LH-3168-7, S type and LH-3168-7, A type sewing machines, detailing needle gauge, throat plate, feed dog, needle clamp, presser foot, slide plate, and wiper for various codes.
- Page 13 (parts_list): This page contains Table 15, which lists parts for the LH-3168-7, G type sewing machine, including needle gauge, throat plate, feed dog, needle clamp, presser foot, slide plate, and wiper, along with their corresponding part numbers and dimensions.
- Page 14 (parts_list): This page lists major components and expendable parts for sewing machines, including motors, pulleys, V-belts, needles, bobbins, hooks, and thread pressers, with their respective part numbers and descriptions.
- Page 15 (parts_list): This page lists renewal parts for sewing machines, categorized by whether they are for models with or without a thread trimmer, and includes part numbers and names.
- Page 16 (text): This page contains special notes for safe operation of JUKI sewing machines, including instructions on thread trimmers, belt tension, oiling, and lubrication after extended periods of disuse, accompanied by diagrams illustrating various machine components.
- Page 17 (text): This page contains descriptions and diagrams of different types of hooks for sewing machines, including LH-3128 and LH-3168 models, and instructions on how to use the thread guide arm for synthetic threads.
- Page 18 (text): This page details standard adjustments for the needle bar and feed dog, including initial positioning and height adjustments, with accompanying diagrams and measurements.
- Page 19 (text): This page provides instructions on how to adjust the feed dog on an industrial sewing machine, including steps for setting the stitch dial, adjusting the feed dog position, and checking the height of the feed dog. It also details the results of improper adjustment.
- Page 20 (diagram): This page contains diagrams and a table related to standard adjustment of the needle bar height for various sewing machine models including LH-3128 and LH-3168 series.
- Page 21 (text): This page provides instructions on how to adjust the needle bar height for various sewing machine models, including LH-3128S, LH-3128A, LH-3128G, LH-3128-7S, LH-3128-7A, and LH-3128-7G. It details the steps for adjustment, referencing figures and specific components like the needle clamp and spring shoe, and includes a caution regarding potential changes to the needle entry point.
- Page 22 (diagram): This page contains diagrams illustrating standard adjustments for needle entry, including figures 18, 19, 20, and 21, with associated part numbers and descriptions.
- Page 23 (text): This page provides instructions on how to adjust the needle bar and feed dog for models LH-3128 and LH-3168, along with potential results of improper adjustment.
- Page 24 (diagram): This page details standard adjustments for needle-to-hook relation, including lift of the needle bar and clearance between the needle and the hook, with accompanying diagrams and a table of values.
- Page 25 (text): This page provides instructions on how to adjust the hook and needle clearance, and how to change the position of the needle and blade point of the hook, along with a diagram illustrating these components.
- Page 26 (diagram): This page contains diagrams and instructions for standard adjustments, specifically focusing on the position of the connecting link and rocking arm plate, and the initial position of the bobbin case opening lever for models LH-3128-7 and LH-3168-7.
- Page 27 (text): This page provides instructions on how to adjust the sewing machine, including steps for loosening screws, adjusting the connecting link and rocking arm, and turning the handwheel. It also details the results of improper adjustment, such as towel-like stitches or bobbin case breakage.
- Page 28 (diagram): This page details standard adjustments for sewing machines, including clearance between the throat plate and bobbin case stopper, illustrated with diagrams and a table of parts with their engraved marks and thicknesses.
- Page 29 (text): This page provides instructions on how to adjust the hook driving shaft of a sewing machine, including potential results of improper adjustment and a caution regarding a lubricating felt.
- Page 30 (diagram): This page contains diagrams illustrating standard adjustments for feed timing and the relation between the main shaft and the hook driving shaft, with figures 32, 34, and 35.
- Page 31 (text): This page provides instructions on how to adjust the feed timing of a sewing machine, including a diagram illustrating the results of proper adjustment and detailed steps for the adjustment process.
- Page 32 (diagram): This page illustrates the standard adjustment for lubrication, specifically the amount of oil in the face plate, with diagrams showing the process and components involved.
- Page 33 (text): This page provides instructions on how to adjust the oil level in the sewing machine, along with the results of improper adjustment.
- Page 34 (text): This page details standard adjustments for sewing machines, including the amount of oil in the hook and stitch length adjustment for normal and reverse feed stitching, with accompanying diagrams and conditions for each adjustment.
- Page 35 (text): This page provides instructions on how to adjust the oil amount in the hook and the stitch length for reverse feed stitching, along with potential results of improper adjustment and a diagram illustrating the oil amount adjusting screw.
- Page 36 (diagram): This page contains diagrams illustrating the synchronizer installation, needle-up stop position, and needle-down stop position of the sewing machine, with reference numbers and figures labeled.
- Page 37 (text): This page provides instructions on how to adjust the synchronizer and needle-up stop position of a sewing machine, along with potential results of improper adjustment and troubleshooting tips.
- Page 38 (diagram): This page shows diagrams and conditions for the initial position of the conversion lever for LH-3168 and LH-3168-7 sewing machines.
- Page 39 (text): This page provides instructions on how to adjust the sewing machine, along with a section on the results of improper adjustment. It details steps for turning the handwheel, pressing the conversion fixing lever, and aligning sections of the conversion lever and thread tension plate. It also includes a caution against loosening specific screws and describes potential issues if there is play at the clamping screw.
- Page 40 (text): This page details standard adjustments for sewing machine attachments, including the thread trimmer, counter knife and thread presser, and clamp pressure, with accompanying diagrams and conditions for each adjustment.
- Page 41 (text): This page provides instructions on how to adjust the thread trimmer, including steps for counter knife adjustment and results of improper adjustment.
- Page 42 (diagram): This page shows diagrams and conditions for the initial position of the moving knife, including figures 55, 56, and 57, with detailed conditions for proper alignment and spacing.
- Page 43 (text): This page provides instructions on how to adjust the moving knife and counter knife, along with the results of improper adjustment, including troubleshooting for thread trimming and bobbin thread failures. It also includes a diagram illustrating failed stitches.
- Page 44 (diagram): This page illustrates the standard adjustment for positioning the thread trimming cam and thread trimming timing, with detailed diagrams for Figures 59, 60, and 61.
- Page 45 (text): This page provides instructions on how to adjust the thread trimming mechanism of a sewing machine, including steps for proper adjustment and troubleshooting common issues like excessively advanced or retarded timing.
- Page 46 (diagram): This page contains diagrams and adjustment instructions for the thread trimming magnet and the rising amount of the tension disk when releasing the thread tension.
- Page 47 (text): This page provides instructions on how to adjust the thread trimming mechanism of a sewing machine, including troubleshooting common issues like thread trimming failure or the needle thread slipping off.
- Page 48 (diagram): This page shows the standard adjustment for the follower guide, including a diagram illustrating the correct clearance and a diagram of the sewing machine.
- Page 49 (text): This page provides instructions on how to adjust the follower guide plate and cam follower, along with the results of proper adjustment. It details the steps for setting the clearance and confirms the correct positioning. The page also outlines potential issues if the adjustment is incorrect, such as the thread trimmer not actuating or components breaking.
- Page 50 (diagram): This page contains a diagram illustrating standard adjustment for installing the joint rod (asm.) with numbered parts and conditions for adjustment.
- Page 51 (text): This page contains instructions on how to adjust a sewing machine, along with the results of improper adjustments. It details steps for connecting rods, shafts, and arms, and lists potential issues like thread failures and machine locking if adjustments are incorrect.
- Page 52 (diagram): This page contains diagrams and instructions for standard adjustments, specifically for wiper components and the position of the reverse stitching magnet.
- Page 53 (text): This page provides instructions on how to adjust the wiper mechanism on a sewing machine, along with a table listing different gauge sizes, their corresponding part numbers, and dimensions. It also details the results of proper and improper adjustments.
- Page 54 (diagram): This page details the standard adjustment for the reverse feed control lever on sewing machines, with specific instructions and measurements for machines equipped with and without an automatic reverse feed stitching function, illustrated by Figures 72, 73, and 74.
- Page 55 (text): This page provides instructions on how to adjust the reverse feed stitching function of a sewing machine, including troubleshooting for improper adjustments.
- Page 56 (parts_list): This page lists replacement components for sewing machine specifications, including tension springs, stitch dials, and needles, categorized by type (S, A, G, F).
- Page 57 (diagram): This page contains diagrams labeled Fig. 75 and Fig. 76, illustrating components related to gauge replacing procedures for a sewing machine, with numbered callouts corresponding to the text on the page.
- Page 58 (text): This page contains instructions for adjusting the sewing machine, including needle-to-hook clearance and presser foot attachment, with accompanying diagrams.
- Page 59 (diagram): This page contains a diagram illustrating the components involved in replacing the timing belt of an LH-3128 sewing machine, along with a step-by-step procedure for removing the timing belt.
- Page 60 (text): This page contains instructions on how to install the timing belt, including steps for tightening screws, attaching components, and adjusting the needle bar. It also includes a diagram (Fig. 81) illustrating the side plate attaching plane and a measurement of 33±0.5 mm.
- Page 61 (text): This page contains a troubleshooting chart for common sewing machine issues, detailing phenomena, causes, items to be inspected, and corrective measures.
- Page 62 (text): This page contains a troubleshooting guide for common sewing machine problems like loose stitches and puckering, detailing the causes, items to inspect, and corrective measures.
- Page 63 (text): This page details troubleshooting steps for stitch skipping in industrial sewing machines, outlining phenomena, causes, items to inspect, and corrective measures, along with diagrams illustrating needle and hook positions.
- Page 64 (diagram): This page details troubleshooting steps for needle thread trimming failure and bobbin thread trimming failure, outlining causes, items to inspect, and corrective measures, accompanied by a diagram illustrating thread trimming mechanics.
- Page 65 (text): This page contains a troubleshooting guide for sewing machine issues, detailing phenomena, causes, items to inspect, and corrective measures. It covers problems like bobbin case idling, stitch skipping, and thread trimming issues.
- Page 66 (text): This page details troubleshooting steps for sewing machine issues, including problems with the feed dog and bobbin thread tension, and provides corrective measures.
- Page 67 (text): This page contains a troubleshooting guide for sewing machine thread issues, detailing phenomena, causes, inspection items, and corrective measures. It also includes a specific part number for a felt pad.
- Page 68 (text): This page contains a troubleshooting guide for sewing machine issues, detailing phenomena, their causes, items to inspect, and corrective measures.