MTD 6284 User Manual

Engine

Parts Manual

SERIES 6000

COMPACT TRACTOR

MODEL 6284

CUB CADET LLC P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 [www.cubcadet.com]

PRINTED IN U.S.A. FORM NO. 769-01160

(12/04)

HH245-7473U 245-7473 400S403C-11 2004/02/11

The information given within this parts book was correct at the time of printing and is subject to change without notice. Always refer to your local Perkins outlet for the latest information. Only fully trained personnel should carry out servicing of engines. Before working on any engine always refer to the correct user service and maintenance manual.

Always refer to your local Perkins outlet before purchasing any parts

Subject to any existing rights of third parties, the information given in this document is the property of Perkins Engines Limited and should not be copied, in whole or part, without the prior written consent of the Company.

Contents

1. Introduction Pg. 4

2. How To Use Your Parts Book Pg. 4

3. Engine Breakdown Pg. 5

4. Symbol Descriptions Pg. 7

5. Parts Lists & Illustrations Pg. 11

6. Parts Index Pg. 85

Introduction

The build list of your engine, found on the front page of this parts book, provides a unique reference to the components fitted to your engine; therefore this parts book is only applicable to this particular engine

Always quote your build list and engine serial number when contacting your Perkins outlet.

How to use your Parts Book

This parts book has been designed to provide you with all the information you need to identify parts to service your engine. There are several features within the book to make it easy to find the parts you require.

Front Page

This lists your build list number and the date of publication of this book

Symbol Descriptions

Provides a quick reference guide to the symbols used within the book.

Engine Breakdown

Use thistoidentify all the major sections of your engine and the relevant pages within the book.

Parts Lists & Illustrations

This section shows each major section of your engine broken down into individual part numbers along with an associated illustration for identifying the parts you require.

The illustrations used in this parts book are representational only and should only be used for identification purposes.

For fitting instructions please refer to your engine Service Manual.

Parts Index

Using either the part number or description of the part you require this section will help you locate the page within the Parts Lists & Illustrations section where the part appears.

Engine Breakdown

Section Page

Cylinder Block A1AH

Pistons & Rings A1AH

Connecting Rods A1AH

Crankshaft & Bearings A1AH

Cylinder Head Assembly B1AH

Rocker Shaft Assembly B1AH

Timing Case C1LH

11

13

15

17

19

21

23

Section Page

Water Pump F1AH

Cooling System F4AK

Pulleys F8LH

Sump G1KH

Oil Filter G1KH

Oil Leak-Off Pipes G1KH

Relief Valve G1KH

41

43

45

47

49

51

53

Timing Case C1LH

Stop Solenoid Control C1LH

Camshaft & Gears C1LH

Fuel Injection Pump D1AH

High Pressure Fuel Pipes D1AH

Atomisers D1AH

25

27

29

31

33

35

37

Lift Pump H1JK

Flywheel Assembly J1CH

Flywheel Housing J1CH

Starter Group K1PK

Exhaust Manifold Group L1CK

Alternator N1BH

Engine Lifting O1AK

55

57

59

61

63

65

67

Cold Start System E1AH

39

Auxiliary Drive P1PK

69

Page 5

Engine Breakdown

Section Page

Instrumentation Q1DH

Inlet Manifold S1BH

Exhaust Z1AK

Filler Z1NK

Miscellaneous Z3CK

Electrical Z3EH

Miscellaneous Z3EK

71

73

75

77

79

81

83

Page 6

Page 7

Page 8

Symbols and Notes Symbol Description

å From Engine Number ç Upto Engine Number é Repairs and Replaces è See Appropriate Section - Reference Number ê Alternative Ñ Order Ú Remanufactured Part ƒ New for Old Part Û Number of Teeth ˚ Thickness Ù Bottom ı Top ¯ Left Hand ˘ Right Hand ˆ Reference for Detailed Breakdown ˙ Other Service Options Available ˜ Cylinder Number æ See History Section

Page 9

Cylinder Block Plate A

A1AH

Page 10

Cylinder Block Plate A

A1AH

Item Part No. References Qty. Description Notes

1 2 153-5382 1 PLUG 3 153-5384 2 PLUG 4 153-5381 1 PLUG 5 153-5385 1 PLUG 6 (064400010) 1 CORE PLUG 7 153-5387 4 PLUG 8 221-1136 3 PLUG

9 231-8817 1 BUSH 10 (030500616) 2 DOWEL 11 (030501025) 2 DOWEL 12 153-5390 1 BALL BEARING 13 153-5391 1 PLUG 14 (042303015) 1 BEARING 15 (050209107) 1 REAR OIL SEAL 16 231-8822 1 SHAFT 17 (030500512) 1 DOWEL 18 (010109440) 2 STUD 19 (030309005) 2 PIN 20 (012110635) 1 STUD 21 (012110660) 1 STUD 22 200-6454 1 PLATE 23 215-2618 1 TIMING CASE JOINT 24 (011310612) 2 SCREW

(LONG ENGINE) 1 CYLINDER BLOCK KIT

Ñ

Page 11

Pistons & Rings Plate A

A1AH

1

3

2

4

6

5

Page 12

Pistons & Rings Plate A

A1AH

Item Part No. References Qty. Description Notes

1 231-3885 1 PISTON AND RING KIT

2

3 231-3888 1 PISTON RING KIT

4 153-5540 1 GUDGEON PIN

5 (036500021) 1 CIRCLIP

6 (036500021) 1 CIRCLIP

231-3885 1 PISTON

Ñ

Page 13

Connecting Rods Plate A

A1AH

1

2

6

4

7

8

3

Page 14

5

Connecting Rods Plate A

A1AH

Item Part No. References Qty. Description Notes

1 231-3870 1 CONROD KIT

2

3

4 153-5537 2 CON ROD BOLT

5 (020109075) 2 CON ROD NUT

6 153-5536 1 BUSH

7

231-8814 3 BIG END SHELL BEARING

8

231-8814 3 BIG END SHELL BEARING

231-3870 1 CONROD

Ñ

231-3870 1 CAP

Ñ

Page 15

Crankshaft & Bearings Plate A

A1AH

5

1

4

2

3

6

21

19

18

17

20

13

16

14

12

7

10

8

15

11

9

23

22

Page 16

Crankshaft & Bearings Plate A

A1AH

Item Part No. References Qty. Description Notes

1 231-2799 1 CRANKSHAFT KIT

2

3 153-5517 1 CRANKSHAFT GEAR

4 (030509020) 1 KEY

5 (030300816) 1 PIN

6 231-2800 1 MAIN BEARING KIT

7 231-2801 1 BEARING CAP

8

9 10 (010810840) 2 SCREW 11 (030500612) 2 DOWEL 12 231-2802 1 BEARING CAP 13 14 15 (010810840) 4 SCREW 16 (030500612) 2 DOWEL 17 231-2803 1 BEARING CAP 18 19 20 (010810845) 2 BOLT 21 (030500612) 2 DOWEL 22 (010700845) 2 SCREW 23 (011510850) 2 SCREW

231-2799 1 CRANKSHAFT

Ñ

231-2801 1 BEARING CAP

Ñ

231-2801 1 BEARING CAP

Ñ

231-2802 1 BEARING CAP

Ñ

231-2802 1 BEARING CAP

Ñ

231-2803 1 BEARING CAP

Ñ

231-2803 1 BEARING CAP

Ñ

Page 17

Cylinder Head Assembly Plate A

B1AH

18

15

10

17

1

9

2

8

6

7

12

14

11

13

19

3

5

4

16

Page 18

Cylinder Head Assembly Plate A

B1AH

Item Part No. References Qty. Description Notes

1

231-2072 1 CYLINDER HEAD ASSEMBLY

2

3 230-9126 3 INSERT

4 231-2070 3 INLET VALVE

5 153-5555 3 EXHAUST VALVE

6 153-5559 3 VALVE STEM SEAL (A)

7 153-5554 3 VALVE STEM SEAL (B)

8 153-5558 6 VALVE SPRING

9 153-5556 12 COTTER 10 153-5557 6 VALVE CAP 11 153-5552 1 PLUG 12 153-5552 1 PLUG 13 153-5553 6 PLUG 14 153-5381 2 PLUG 15 153-5573 6 CAP 16 17 153-5575 11 SCREW 18 153-5578 3 SCREW 19 153-5944 2 STUD

Service Options

16 (111147560) 16 231-2073

231-2072 1 CYLINDER HEAD

Ñ

˙

1.2MM 1 CYLINDER HEAD GASKET

˚

1.3MM 1 CYLINDER HEAD GASKET

˚

1 CYLINDER HEAD GASKET

Footnotes

(A) INLET (B) EXHAUST

Page 19

Rocker Shaft Assembly Plate A

B1AH

8

11

12

1

7

10

9

3

4

16

15

5

6

14

2

Page 20

18

13

17

Rocker Shaft Assembly Plate A

B1AH

Item Part No. References Qty. Description Notes

1

231-2184 1 ROCKER SHAFT ASSEMBLY

2 1 ROCKER SHAFT BRACKET

3 231-2183 1 ROCKER ARM SHAFT

4 (015100410) 1 SCREW

5 156-6948 1 PLUG

6 156-6950 1 O RING

7 153-5579 3 LEVER

8 153-5577 3 LEVER

9 153-5586 2 SPRING 10 153-5595 4 WASHER 11 153-5587 6 ADJUSTING SCREW 12 153-5590 6 NUT 13 231-2208 1 ROCKER BOX JOINT 14 153-6861 2 SCREW 15 153-5591 3 STUD 16 153-5592 3 NUT 17 153-5594 6 TAPPET 18 231-2209 6 PUSHROD

Page 21

Timing Case Plate A

C1LH

6

1

3

2

5

4

Page 22

Timing Case Plate A

C1LH

Item Part No. References Qty. Description Notes

1

2 153-5962 3 SCREW

3 165-2139 2 SCREW

4 165-2140 5 SCREW

5 153-5960 1 NUT

6 215-2619 1 TIMING CASE JOINT

(FOLLOWING 1 TIMING GEAR CASE

è

Page 23

Timing Case Plate B

C1LH

8

6

7

5

29

4

11

14

13

22

23

16

24

21

20

18

9

10

1

15

17

3

19

12

2

Page 24

28

27

26

25

Timing Case Plate B

C1LH

Item Part No. References Qty. Description Notes

1 238-1174 1 TIMING GEAR CASE

2 (030300414) 1 PIN

3 231-3821 1 LEVER

4 183-3568 1 SPRING

5 154-1641 1 SPRING

6 154-1401 1 ARM

7 (052100070) 1 O RING

8 (036800008) 1 SNAPRING

9 183-3570 1 LEVER 10 (010110630) 1 SCREW 11 153-5960 1 NUT 12 197-7909 1 SHAFT 13 (052100030) 2 O RING 14 (036800005) 1 CIRCLIP 15 154-1412 1 STAY 16 (011310616) 2 SCREW 17 133-5512 1 NUT 18 158-7936 1 SCREW 19 158-7936 1 SCREW (A) 20 162-2207 1 NUT 21 200-5995 1 SPRING 22 (020700008) 2 NUT 23 238-1266 1 LEVER 24 (026200008) 1 WASHER 25 154-1637 1 ARM 26 (036800006) 1 CIRCLIP 27 (052100050) 1 O RING 28 153-7978 1 FRONT OIL SEAL 29 153-7983 1 PIN

Footnotes

(A) LOW IDLE SETTING

Page 25

Timing Case Plate C

C1LH

4

5

3

2

1

Page 26

Timing Case Plate C

C1LH

Item Part No. References Qty. Description Notes

1 139-5511 1 ANTI-TAMPER CAP

2 158-7936 1 SCREW (A)

3 162-2207 1 NUT

4

5

Footnotes

(A) HIGH IDLE SETTING

(FOLLOWING 1 BOLT

è

(FOLLOWING 1 BOLT ASSEMBLY

è

Page 27