Juki MF7900 Parts Book

Name: Juki MF7900
Brand: Juki
SKU: 16312986
Rating: 4 (1 reviews)

4 (1)

SM 120709

High-speed, Cylinder-bed Coverstitch Machine

MF-7900

70001996 No.1596-00

SM 120709

HOW TO MAKE USE OF THIS PARTS LIST

1.As to "#01" and "#02" refer to the "Note" given at the bottom of the respective pages. 2.Codes on the "Qty" column

Each numeral indicates the number of parts required.

"0.1" and "2.5" indicate the length (in meters) of the respective parts.

3.Parentheses mean that the corresponding part is a subpart that constructs an assembly part. 4.Dotted lines on the Figures indicate assembly parts.

5.As to the parts with marks of " "(Consumable parts)and " "(optional parts)on the respectie parts, it is recommended to prepare spares.

. #01 #02 " "

. 0.1 2.5

. " " " "

SM 120709
CONTENTS

1. FRAME COMPONENTS .....................................................................................................................................................	1

2. MISCELLANEOUS COVER (ARM).....................................................................................................................................	3

3. MISCELLANEOUS COVER (BED) .....................................................................................................................................	5

4. UPPER MAINSHAFT COMPONENTS ...............................................................................................................................	7

5. MAIM SHAFT COMPONENTS ...........................................................................................................................................	9

6. NEEDLE BAR COMPONENTS.........................................................................................................................................	11

7. PRESSER COMPONENTS ..............................................................................................................................................	13

8. FEED DRIVE COMPONENTS (1).....................................................................................................................................	15

9. FEED DRIVE COMPONENTS (2).....................................................................................................................................	17

10. THREAD TAKE-UP LEVER COMPONENTS .................................................................................................................	19

11. SPREADER COMPONENTS..........................................................................................................................................	21

12. LOWER THREAD CAM COMPONENTS........................................................................................................................	23

13. NEEDLE GUARD COMPONENTS .................................................................................................................................	25

14. LOOPER COMPONENTS...............................................................................................................................................	27

15. THREAD TENSION COMPONENTS..............................................................................................................................	29

16. LUBRICATION COMPONENTS (ARM) ..........................................................................................................................	31

17. LUBRICATION COMPONENTS (BED)...........................................................................................................................	33

18. NEEDLE COOLING COMPONENTS..............................................................................................................................	35

19. GAUGE PARTS COMPONENTS....................................................................................................................................	37

20. ACCESSORIES PARTS COMPONENTS.......................................................................................................................	39

NUMERICAL INDEX OF PARTS........................................................................................................................................	41

SM 120709

1.FRAME COMPONENTS

1 1

1 0

- 1 -

SM 120709

REF.NO		NOTE PART NO		D E S C R I P T I O N		Qty

1			TA-2050406-R0	RUBBER PLUG	1
2			TA-1250406-R0	RUBBER PLUG D=12.5 L=4	2
3			TA-0850604-R0	RUBBER PLUG	3
4			TA-1701002-R0	RUBBER PLUG	1
5			TA-1900502-R0	RUBBER PLUG	1
6			TA-2351004-R0	RUBBER PLUG	1
7			SM-8060612-TP	SCREW M6 L=6	2
8	110-01005			SCREW	4
9	229-01805			GROUND MARK	1
10			CM-3002000-01	ATTENTION SEAL	1
11			CM-3013000-01	SAFETY LABEL	1

- 2 -

SM 120709

2.MISCELLANEOUS COVER (ARM)

	6	6		9
	6	6
		2 8	1 1	8
		2 8	1 1
2 7	2 9		1 0	7
	2 9
			8

1 2

2 5

2 4

2 6

2 1

2	1 9

1 3

	2 2
1 6	2 3
	2 0

1 4

1 5

1 7

1 8

- 3 -

SM 120709

REF.NO		NOTE PART NO		D E S C R I P T I O N		Qty

1	700-01411			FACE COVER	1
2	229-02506			PLATE	1
3			TA-1050504-R0	RUBBER PLUG	1
4			SM-4041055-SP	SCREW	4
5	700-01416			GASKET H	1
6			SM-4040855-SP	SCREW	2
7	700-01409			TOP COVER	1
8			SM-4041055-SP	SCREW	8
9	107-53309			WINDOW PLATE RUBBER PLUG	1
10			RO-1952401-00	O-RING	1
11	229-24708			OIL SIGHT WINDOW	1
12	133-00801			GASKET T	1
13	700-01421			BRACKET HOLDER	1
14	400-33341			BRACKET	1
15	133-01700			PROTECTION SHIELD	1
16			WZ-0641510-KP	WAVED WASHER 6.4X11X0.3	1
17			SM-4030455-SN	SCREW	1
18			SM-4030855-SN	SCREW M3 L=8.0	1
19			NM-6040001-SP	NUT M4X0.7 TYPE1	1
20			SD-0640246-SP	SHOULDER SCREW D=6.35 H=2.4	1
21			SM-4060801-SE	SCREW	1
22	700-01677			THREAD_COVER	1
23			SM-4040655-SP	SCREW M4 L=6	1
24	133-01205			GASKET P	1
25	133-01106			PULLER DRIVE COVER	1
26			SM-4060801-SE	SCREW	6
27	700-01837			NEEDLE BAR GUARD ASSY	1
28	700-01407			NEEDLE BAR GUARD	(1)
29			CM-3002000-01	FINGER INJURY CAUTION LABEL (16)	(1)

- 4 -

SM 120709

3.MISCELLANEOUS COVER (BED)

2 9

2 6

		2 7
			2 8
1 6	1 8	5 7	2 0
	1 8	5 6
		5 6

1 8

	1 2	1 7
	1 2	1 9
		1 9

2 1

1 5
1 4
1 3	6 0	5 8
1 5	6 0	5 8
1 5		5 9
		5 9

				1 0
7	9	1	8
3	9		8
3
2	6
5
4			1 1	7
9			1 1
9

	2 8
	2 2
2 5	2 3
2 5

3 0

2 5

	2 3	6 4
	2 2	6 4
	2 2	6 1
		6 1
		6 3
	2 4
		5 4
		6 2
		5 5

5 3

5 2

	4 3	3 3
		3 4
	3 9
3 0	A
3 0	4 4
	4 4
		3 5
	3 6
		4 8
		4 9
	4 5	4 6	3 7
		4 6
		4 7
		4 7	4 0
		3 8	4 0
	5 15 03 2		4 1
	3 1	4 2	A
		4 2

- 5 -

SM 120709

REF.NO			NOTE PART NO		D E S C R I P T I O N		Qty

	1	700-01657			CYLINDER COVER	1
2		700-01655			SIDE COVER BOTTOM	1
3		700-01653			SIDE COVER UPPER	1
4				SM-6040800-SP	SCREW	2
5		134-01906			LATCH SPRING 2	1
6				SM-4040655-SP	SCREW M4 L=6	1
7				PH-0300252-C0	PARALLEL PIN TYPE B 3X25	2
8				SM-8040360-TP	SCREW	2
9				RO-0371801-00	RUBBER RING	2
10		700-01661			GASKET	1
11				SM-4041055-SP	SCREW	4
12		700-01667			THROAT PLATE SUPPORT	1
13				SM-8041012-TP	SCREW M4 L=10	1
14				NM-6040001-SC	NUT M4X0.7 TYPE1	1
15		400-82196			ADJUSTING COLLAR	2
16				SM-6040750-TP	SCREW M4 L=7	2
17		133-02203			SCREW	2
18				SM-4040855-SP	SCREW	2
19				SM-6040750-TP	SCREW M4 L=7	1
20		700-01662			COVER PLATE	1
21		700-01663			GASKET B	1
22				SM-6040650-TP	SCREW	6
23				TA-0980502-R0	RUBBER PLUG	2
24		134-02003			LATCH SPRING	1
25				SM-1040860-SP	SCREW	4
26		700-01668			CLOTH PLATE REAR	1
27		700-01670			CLOTH PLATE REAR LOWER	1
28				SM-1030501-SN	SCREW	4
29				SM-4041055-SP	SCREW	3
30		133-01809			SUPPORT STUD	4
31		700-01650			SWING DOWN COVER	1
32		133-02302			RUBBER BUMPER	1
33		700-01648			HINGE	1
34				SM-8040412-TP	SET SCREW M4 L=4	2
35		700-01671			CLOTH PLATE FRONT	1
36				SM-1040800-SP	SCREW	2
37		134-02706			PIN FOR COVER	1
38				SM-8040360-TP	SCREW	1
39		700-01646			HINGE BASE	1
40		700-01414			SCREW	1
41				WS-0510002-KP	SPRING WASHER 5.1X9.2X1.3	1
42		134-09800			DIFF LINK PIN	1
43				SM-6051000-SP	SCREW	2
44				SM-6050800-SP	SCREW M5 L=8	2
45		700-01652			BRACKET	1
46		700-01678			BRACKET	1
47				SM-6030800-SP	SCREW M3X0.5 L=8	2
48				SM-4040855-SP	SCREW	2
49				WP-0450801-SC	WASHER 4.5X10X0.8	2
50				SM-4041055-SP	SCREW	1
51				NM-6040001-SC	NUT M4X0.7 TYPE1	1
52		700-01673			LOOPER THD COVER	1
53				SM-4040655-SP	SCREW M4 L=6	2
54		700-01436			HOUSING	1
55				SL-6051092-TN	BOLT	4
56		700-01645			THROAT PLATE SUPPORT COVER	1
57				SM-1030400-SP	SCREW M3 L=4	2
58		700-01642			COVER FOR FEED ADJUST	1
59		700-01643			COVER FOR FEED ADJUST PACKING	1
60				SM-4040655-SP	SCREW M4 L=6	6
61		700-01831			DRIVING BELT COVER ASSY	1
62		700-01830			DRIVING BELT COVER	(1)
63				CM-3002000-01	ATTENTION SEAL	(1)
64				SM-4051055-SP	SCREW	1

- 6 -

SM 120709

4.UPPER MAINSHAFT COMPONENTS

		2
1	6	5
1	6	8
		8
		4

1 0

1 4

1 1

1 5

1 3

1 2

1 4

3 5

		3 3
	3 3
2 2	2 1		3 6
2 2			3 6
1 9			3 6
2 8	2 2	3 2	3 6
2 8	2 2	3 2
2 7

1 7

1 8

2 0

3 1

2 3

2 5

1 6

2 6

3 0	3 4	2 9

- 7 -

SM 120709

REF.NO		NOTE PART NO			D E S C R I P T I O N		Qty

1			700-01437		UPPER MAINSHAFT RIGHT	1
2			700-01694		UPPER_PULLEY	1
3				SM-8061212-TP	SCREW M6X12	2
4			133-07251		BEARING ASSY A	1
5				SB-1200016-00	BEARING	(1)
6			133-07202		COUPLING A	(1)
7				SM-8060842-TP	SCREW M6 L=8	(1)
8				SM-8060612-TP	SCREW M6 L=6	(1)
9			133-07301		UMS SPROCKET	1
10				SM-8060812-TP	SCREW M6 L=8	4
11				SB-1200022-00	BEARING	1
12			700-01440		COUPLING B	1
13			700-01638		BEARING COVER PLATE	1
14				SM-8060612-TP	SCREW M6 L=6	4
15			700-01441		UPPER MAINSHAFT LEFT	1
16			700-01442		TAKE UP ROD ASSY	1
17				SM-6061402-TP	SCREW M6 L=14	(1)
18			700-01535		CRANK	(1)
19			700-01536		ROD	(1)
20			133-24108		SCREW	(2)
21			700-01444		TAKE UP ECCENTRIC	(1)
22				SM-8060612-TP	SCREW M6 L=6	(2)
23	#01		133-07806		HOUSING A	1
24	#01		133-09307		HOUSING B	1
25	#01		133-09406		HOUSING C	1
26				SB-1200019-00	BEARING	1
27				SM-8060842-TP	SCREW M6 L=8	1
28				SM-8060612-TP	SCREW M6 L=6	1
29			133-09208		SCREW FOR COUNTERWEIGHT	1
30				SM-8080812-TP	SCREW M8X8	1
31				SM-6061200-SP	SCREW	1
32			700-01443		COLLAR	1
33				SM-8060612-TP	SCREW M6 L=6	2
34			133-07707		COUNTER WEIGHT	1
35			134-08307		BALANCE WEIGHT UMS	1
36				SM-8060812-TP	SCREW M6 L=8	2
				NOTE( )	#01....SELECTIVE PARTS

- 8 -

SM 120709

5.MAIM SHAFT COMPONENTS

									3
				1
					6
			3 4		5	6		2	3
			3 4		5	6		2
			3 7		4
					4
		3 9	4 0
			3 8	3 6
	1 1			1 0
	1 1
		3 5
		4 1
		1 2		9	1 0
	1 2			9
	1 2			1 4
				1 4
		1 6	1 5
			1 5
A		1 8					8		A
		1 8					8
		1 3
		1 3			2 7
					2 7
			3 3		2 8
			3 3
	2 3	1 7						7	8
		1 7							8

		1 9		2 5
		2 0	3 2
		2 1	2 6
		2 2	3 1
		2 9
	2 4	3 0	4 2
	2 4

- 9 -

SM 120709

REF.NO		NOTE PART NO		D E S C R I P T I O N		Qty

1	134-06905			TIMING BELT	1
2	133-08002			LOWER PULLEY	1
3			SM-8061212-TP	SCREW M6X12	2
4			SB-1200026-00	BEARING	1
5	134-07408			COUPLING E	1
6			SM-8060612-TP	SCREW M6 L=6	2
7	134-08406			BALANCE WEIGHT LMS 1	1
8			SM-8050612-TP	SCREW M5X6	2
9	134-08505			BALANCE WEIGHT LMS 2	1
10			SM-8050612-TP	SCREW M5X6	2
11	700-01452			WORM	1
12			SM-8060552-TP	SCREW M6 L=5	2
13			SM-8060552-TP	SCREW M6 L=5	2
14			SB-1150023-00	BEARING	1
15	700-01680			LMS RIGHT ROD ASSY	1
16	700-01687			LMS RIGHT	(1)
17	700-01685			LOOPER ROD	(1)
18			SD-0550906-TP	SHOULDER SCREW	(2)
19	133-24108			SCREW	(2)
20	133-37100			GUIDE LOOPER ROD	(1)
21			WS-0510002-KP	SPRING WASHER 5.1X9.2X1.3	(1)
22			SM-4051055-SP	SCREW	(1)
23	700-01686			CRANK	(1)
24			SM-8550952-TP	SCREW	1
25	700-01681			LOWER MAINSHAFT LEFT	1
26			SM-8050412-TP	SCREW M5 L=4	1
27	700-01682			BUSHING LMS MIDDLE	1
28	134-08703			OIL SEAL	1
29	700-01683			BUSHING LMS LEFT	1
30	134-07903			OIL SEAL	1
31	134-08604			FELT LMS LEFT BUSH	1
32			PS-0300122-KH	SPRING PIN 3X12	1
33			CQ-3000000-01	OIL WICK	0.075
34	700-01449			LMS SPROCKET ASSY	1
35	700-01458			BEARING	(1)
36			SM-8060812-TP	SCREW M6 L=8	(1)
37			SM-8060842-TP	SCREW M6 L=8	(1)
38	700-01450			LMS SPROCKET ASSY	(1)
39	700-01451			THRUST PLATE	1
40			SM-4040655-SP	SCREW M4 L=6	3
41	700-01637			BEARING COVER PLATE	1
42	131-70402			RUBBER RING	1

- 10 -

SM 120709

6.NEEDLE BAR COMPONENTS

1 9

1 8

2 5

2 2

2 0

1 2

1 4

1 7

7 1 0

1 6

1 5

1 1

1 7

2 4

2 1

- 11 -

+ 30 hidden pages

									3
				1
					6
			3 4		5	6		2	3
			3 4		5	6		2
			3 7		4
					4
		3 9	4 0
			3 8	3 6
	1 1			1 0
	1 1
		3 5
		4 1
		1 2		9	1 0
	1 2			9
	1 2			1 4
				1 4
		1 6	1 5
			1 5
A		1 8					8		A
		1 8					8
		1 3
		1 3			2 7
					2 7
			3 3		2 8
			3 3
	2 3	1 7						7	8
		1 7							8

		1 9		2 5
		2 0	3 2
		2 1	2 6
		2 2	3 1
		2 9
	2 4	3 0	4 2
	2 4

									3
				1
					6
			3 4		5	6		2	3
			3 4		5	6		2
			3 7		4
					4
		3 9	4 0
			3 8	3 6
	1 1			1 0
	1 1
		3 5
		4 1
		1 2		9	1 0
	1 2			9
	1 2			1 4
				1 4
		1 6	1 5
			1 5
A		1 8					8		A
		1 8					8
		1 3
		1 3			2 7
					2 7
			3 3		2 8
			3 3
	2 3	1 7						7	8
		1 7							8

		1 9		2 5
		2 0	3 2
		2 1	2 6
		2 2	3 1
		2 9
	2 4	3 0	4 2
	2 4

									3
				1
					6
			3 4		5	6		2	3
			3 4		5	6		2
			3 7		4
					4
		3 9	4 0
			3 8	3 6
	1 1			1 0
	1 1
		3 5
		4 1
		1 2		9	1 0
	1 2			9
	1 2			1 4
				1 4
		1 6	1 5
			1 5
A		1 8					8		A
		1 8					8
		1 3
		1 3			2 7
					2 7
			3 3		2 8
			3 3
	2 3	1 7						7	8
		1 7							8

		1 9		2 5
		2 0	3 2
		2 1	2 6
		2 2	3 1
		2 9
	2 4	3 0	4 2
	2 4