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Cub Cadet 450 Series, Operator'S Manual, Page: 15 / 20

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Cub Cadet 450 Series Operator'S Manual Download Page 15

15

9

Illustrated 

Parts List

Model 450 

Series

To order replacement 

parts, contact your  

local Cub Cadet dealer; 

or call our dealer  

locator number at  

1 (877) 282-8684; 

or log onto 

www.cubcadet.com 

Ref.

Part No.

Part Description

1.

611-04074 Wheel Shaft Ass’y 33T

2.

611-0021

Tine Shaft Ass’y: 18T

3.

611-0128

Jack Shaft Ass’y

4.

611-0129

Input Shaft Ass’y

5.

617-0058

Rev. Idler Gear Ass’y: 30T

6.

617-0059

Tine Idler Gear Ass’y: 30T

7.

617-0060

Tine Input Sprocket Ass’y: 9T

8.

617-0061

Wheel Input Sprocket Ass’y: 10T

9.

617-0062

Gear Ass’y: 11T

10.

686-0108

R.H. Housing Ass’y

11.

710-0376

Hex Bolt 5/16-18 x 1” Lg.

12.

710-0599

Hex S-Tap Scr. 1/4- 20 x.5”

13.

710-0604A Hex S-Tap Scr. 5/16-18 x.625”

14.

710-3008

Hex Bolt 5/16-18 x.75” 

15.

711-1349

Input Shaft

16.

712-0378

Hex Nut 7/16-20

17.

712-3004A Flange Nut 5/16-18

18.

713-0367

#420 Chain 1/2 Pitch x 50 Links

19.

713-0484

#50 Chain 5/8 Pitch x 54 Links

20.

716-0865

Snap Ring

21.

717-0853

Shifting Fork

22.

717-1582

Spur Gear 44T

23.

717-1583

Spur Gear 30T

24.

717-1584

Spur Gear 30T

25.

717-1585

Spur Gear 44T

26.

717-1587

Spur Gear 44T

Ref.

Part No.

Part Description

27.

717-1594

Spur Gear 16T

28.

721-0378

Seal 1.0 Shaft

29.

721-0379

Seal.75 Shaft

31.

726-0277

Taper Cap Ring

32.

732-0496

Compression Spring.50” Leg.

33.

736-0163

Thrust Wash. 1.03” I.D. X. 1.62” 

34.

736-0351

Fl-Wash.76” I.D. x 1.5” O.D.

35.

736-0407

Bell-Wash .45” I.D. x 1.0”

36.

736-0518

Thrust Wash. .445 x 1.92 x .060

37.

736-3088

Fl-Wash. .635” I.D. x 1.59 O.D.

40.

738-0645

Detent Shaft 1/2” Dia.

41.

738-0648

Jack Shaft .625 x 2.385

42.

738-1013

Jack Shaft .625 x 5.0

43.

741-0124

Ball Bearing

44.

741-0420

Flange Bearing 1.0 x 2.5 x 1.38

45.

741-0421

Flange Bearing .75 x 2.5 x 1.38

46.

741-0563

Ball Bearing . 6692 x 5745 x .466

47.

741-0862

Detent Ball .250

48.

750-0258

Spacer .315

49.

750-0570

Spacer 1.0 I.D x 2.0 O.D. x .440

50.

750-0664

Spacer .505 I.D. x .88 O.D. x .440

51.

750-0671

Spacer .75 x 2.0 x .50

52.

786-0171

L.H. Chain Case Ass’y

53.

786-0238

Gear Positioner Bracket

686-0107

Gear Case Assembly Complete 

Summary of Contents for 450 Series

Page 1: ...ained in effective working order by the operator In the State of California the above is required by law Section 4442 of the California Public Resources Code Other states may have similar laws Federal laws apply on federal lands A spark arrester for the muffler is available through your nearest engine authorized service dealer or contact the service department P O Box 361131 Cleveland Ohio 44136 0...

Page 2: ... product or have any questions regarding the controls operation or maintenance of this unit you can seek help from the experts Choose from the options below 1 Visit cubcadet com Click on the Service Support menu option 2 Phone call our Dealer Locator Number at 1 877 282 8684 3 The engine manufacturer is responsible for all engine related issues with regards to performance power rating specifica ti...

Page 3: ... CHILDREN OR UNINSTRUCTED ADULTS TO OPERATE TILLER 5 SHUT OFF ENGINE BEFORE U NCLOGGING TINES OR MAKING REPAIRS 6 KEEP BYSTANDERS AWAY FROM M ACHINE 7 KEEP AWAYFROM ROTATING PARTS 8 USE EXTREME CAUTION WHEN R EVERSING OR PULLING THE M ACHINE TOWARDS YOU S32146 WARNING KEEP AWAY FROM ROTATING TINES ROTATING TINES WILL CAUSE INJURY C U T O U T DEPTH STAKE TRANSPORT 3 1 5 7 WARNING Hot surfaces can c...

Page 4: ...ury can occur when gasoline is spilled on yourself or your clothes which can ignite Wash your skin and change clothes immediately 7 Use only an approved gasoline container 8 Extinguish all cigarettes cigars pipes and other sources of ignition 9 Never fuel machine indoors 10 Never remove gas cap or add fuel while the engine is hot or running 11 Allow engine to cool at least two minutes before refue...

Page 5: ...s Check their proper operation regularly 2 Check bolts and screws for proper tightness at frequent intervals to keep the machine in safe working condition Also visually inspect machine for any damage 3 Before cleaning repairing or inspecting stop the engine and make certain the tines and all moving parts have stopped Disconnect the spark plug wire and ground it against the engine to prevent uninte...

Page 6: ...epth stake assembly Place flat washer on the hex bolt and thread T knob onto the hex bolt Tighten securely See Figure 1 Tip the tiller back down so it rests on the tines Attaching Handle Assembly Remove top two bolts and flange lock nuts from handle mounting brackets but do not remove the bottom bolt and nut See Figure 2 Place handle assembly in position between the handle mounting brackets Line u...

Page 7: ...t bail engaged adjust by unthreading the internally threaded tube at the end of the cable a few turns clockwise when standing in operator s position and then retighten the nut against the tube Now move the shift lever to FORWARD position Carefully engage the clutch by lifting the clutch control bail against the handle The wheels should spin If the wheels do not spin with the unit in forward adjust...

Page 8: ...the reverse tine drive when tilling virgin ground sod or hard soil Use the forward tine drive when cultivating or tilling soft ground NOTE If difficulty is encountered in moving the gear selection handle refer to following helpful hints To shift into forward or reverse wheel drive move tiller forward slightly then backward to allow the gears to synchronize To shift into forward wheels and tine dri...

Page 9: ...d to enrich the fuel mixture in the carburetor when starting a cold engine Primer Button If Equipped The primer button is located behind the air cleaner It is used to enrich the fuel mixture in the carburetor when starting a cold engine Depth Stake The depth stake controls the tilling depth Refer to Setting the Depth in the Operating Section Engine Controls See the separate engine manual for addit...

Page 10: ...lace the engine speed control in the START position Move choke lever to CHOKE position or if equipped push primer two 2 or three 3 times Wait about two 2 seconds between each push NOTE A warm engine may not require choking or priming Stand at side of tiller Grasp the starter handle and pull out slowly until it pulls slightly harder Let rope rewind slowly Pull starter handle rapidly Do not allow ha...

Page 11: ...ct the wheel drive only WARNING Do not push down on the handles so that the wheels are lifted off the ground while using the tine drive or the tiller could move backward and cause personal injury For best results it is recommended the garden be tilled twice lengthwise then width wise to pulverize the soil Making Adjustments WARNING Never attempt to make any adjustments while the engine is running ...

Page 12: ...tremely dusty conditions Poor engine performance and flooding usually indicates that the air cleaner should be serviced To service the air cleaner refer to the separate engine manual packed with your unit IMPORTANT Never run your engine without air cleaner completely assembled The spark plug should be cleaned and the gap reset every 25 hours of engine operation Spark plug replacement is recommende...

Page 13: ...d Fill tank with clean fresh gasoline Fuel will not last over thirty days unless a fuel stabilizer is used Move throttle lever to start position Clean fuel line Refer to the engine manual packed with your unit Move switch to ON position Connect wire to spark plug Clean adjust gap or replace Refer to the engine manual packed with your unit Engine runs erratic Unit running on CHOKE Spark plug wire l...

Page 14: ... 13 29 35 16 53 35 16 46 31 28 12 45 17 17 44 36 6 3 33 15 27 5 36 43 4 20 40 21 1 34 18 10 42 23 7 22 36 8 47 32 37 50 25 10 9 24 36 51 34 45 26 41 36 35 16 29 19 49 44 33 14 35 16 2 14 28 35 16 14 11 48 14 ...

Page 15: ...0 716 0865 Snap Ring 21 717 0853 Shifting Fork 22 717 1582 Spur Gear 44T 23 717 1583 Spur Gear 30T 24 717 1584 Spur Gear 30T 25 717 1585 Spur Gear 44T 26 717 1587 Spur Gear 44T Ref Part No Part Description 27 717 1594 Spur Gear 16T 28 721 0378 Seal 1 0 Shaft 29 721 0379 Seal 75 Shaft 31 726 0277 Taper Cap Ring 32 732 0496 Compression Spring 50 Leg 33 736 0163 Thrust Wash 1 03 I D X 1 62 34 736 035...

Page 16: ... 23 10 1 60 61 37 62 25 34 27 64 30 39 63 26 32 36 33 31 29 66 26 41 30 30 24 28 35 40 26 49 44 50 59 51 65 53 55 56 54 57 58 44 46 42 4 9 11 16 6 3 14 7 19 5 17 2 60 61 12 15 12 38 21 22 67 70 70 68 69 27 26 71 ...

Page 17: ... 1 0 28 712 0421 Wing Nut 29 736 0169 Lock Washer 3 8 30 712 04063 Flange Nut 5 16 18 31 726 0106 Cap Nut 32 738 0849 Hex Screw 5 16 18 x 75 33 747 0432 Rod 34 750 0885A Spacer 322 x 625 x 2 0 Ref Part No Part Description 35 786 0090 Shoulder 36 786 0113 Tine Shield Hinge Flap 37 786 0176 RH Handle Bracket 38 786 0177 LH Handle Bracket 39 786 0178 Tine Shield 40 786 0179 Tine Shield Bracket 41 786...

Page 18: ...18 33 35 44 38 37 34 24 7 41 3 16 15 13 21 25 14 1 11 2 4 8 6 27 5 39 20 31 32 29 Wheel shaft shown for reference only 36 18 12 26 43 42 17 28 40 9 45 46 ...

Page 19: ...gine Pulley Half 23 756 0972 Inner Engine Pulley Half 24 756 1162 Input Pulley Ref Part No Part Description 25 786 0064A Idler Bracket 26 786 0185 Belt Keeper Bracket 27 786 0187 Shift Cover Bracket 28 786 0193 Idler Belt Keeper 29 634 04231 Wheel Assembly 16 0 x 4 6 x 8 734 0808 Tire Only 16 2 x 4 6 30 634 04230 Wheel Rim Assembly 31 734 0255 Air Valve 32 710 0606 Hex Head Screw 1 4 20 33 712 040...

Page 20: ...erior finish due to use or exposure d Cub Cadet does not extend any warranty for products sold or exported outside of the United States its possesions and territories except those sold through Cub Cadet s authorized channels of export distribution e Replacement parts that are not genuine Cub Cadet parts f Service completed by someone other than an authorized service dealer g Transportation charges...

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