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BIo
Operator's Manual
Rear Tine Tiller
Model 454
IMPORTANT:
READ SAFETY
RULES AND INSTRUCTIONS
CAREFULLY
Warning:
This unit is equipped with an internal combustion engine and should not be used on or near any unimproved
forest-
covered, brush-covered
or grass-covered
land unless the engine's exhaust system is equipped with a spark arrester meeting
applicable
local or state laws (if any). If a spark arrester is used, it should be maintained 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 44136-0019.
MTD LLC P.O. BOX 361131 CLEVELAND,
OHIO 44136-0019
PRINTED IN U.S.A.
FORM NO. 769-00030B
(10/2003)
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Summary of Contents for Ryobi 454
- Page 1 Operator's Manual Rear Tine Tiller Model 454 IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest- covered, brush-covered or grass-covered land unless the engine's exhaust system is equipped with a spark arrester meeting applicable local or state laws (if any).
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Page 2: Customer Support
TABLEOFCONTENTS Content Page Content Page Important Safe Operation Practices Maintaining Your Tiller Assembling Your Tiller Troubleshooting Know Your Tiller Illustrated Parts List Operating Your Tiller Warranty Making Adjustments FINDINGMODELNUMBER This Operator's Manual is an important part of your new tiller. It will help you assemble, prepare and maintain the unit for best performance. -
Page 3: Section 1: Important Safeoperation P Ractices
SECTION 1: IMPORTANT SAFEOPERATION P RACTICES WARNING: This symbol points out important safety instructions which, if not followed, could endanger the personal safety and/or property of yourself and others. Read and follow all instructions in this manual before attempting to operate this machine. Failure to comply with these instructions may result in personal injury. -
Page 4: Your Responsibility
Never o perate t hemachine a thigh transport Do not change the engine governor settings or speeds o nhard orslippery s urfaces. over-speed the engine. The governor controls the Exercise caution t oavoid slipping o rfalling. maximum safe operating speed of the engine. Look down andbehind andusecare when in Maintain or replace safety and instruction labels, as... -
Page 5: Section 2: Assembling Your Tiller
SECTION 2: ASSEMBLING YOUR TILLER NOTE: References to fight or left side of the tiller are Flat Washer Hex Bolt determined from behind the unit in the operating T-Knob position. rpin Clip Clevis Pin ToRemove UnitFromCarton • Remove staples, break glue on top flaps, or cut tape at carton end and peel along top flap to open carton. - Page 6 Pushthecable through theholeinthecenter o fthe • Insert the shorter, (angled), end of the control rod handle andsnapintheplastic fitting. S eeFigure 3. through the indicator bracket on the shift cover and secure with hairpin clip that was previously Slot Head Screw, Nut, removed.
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Page 7: Tire Pressure
Tire Pressure NOTE: A secondary cable adjustment is available if you reach the point that additional adjustment The tires on your unit may be over-inflated for shipping needed. Remove the belt cover and move the hex nuts purposes. Reduce the tire pressure before operating at the other end of the cable towards the end of the the unit. -
Page 8: Section 4: Operating Y Our Tiller
• Toshiftintoforward wheels andtinedrive, p ush ThrottleControl forward slightly onthegearselection handle and The throttle control lever is located on the engine. It slowly engage theclutchcontrol allowing thegears controls the engine speed and stops the engine. tosynchronize. • Tostopforward movement andtinedrive, r elease ChokeLever (If Equipped) theclutch control. - Page 9 ToStopEngine • When breaking up sod and for shallow cultivation, use the setting which gives 1" of tilling depth • Move throttle control to STOP or OFF position. (second hole from the top). Place the side shields in • Disconnect spark plug wire and ground to prevent their lowest position.
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Page 10: Section 5: Making Adjustments
SECTION 5: MAKING ADJUSTMENTS With the engine off and the clutch control bail disengaged, shift the gear selection handle to each WARNING: adjustments while the engine is running, Never attempt to make any forward mode. If the indicator bracket touches the idler except where specified... -
Page 11: Belt Replacement
Wheel Shafts Remove wheel assemblies and lubricate the axle shafts at least once a season. Idler Puny Cleaning T ineArea Clean the underside of the tine shield after each use. The dirt washes off the tines easier if rinsed off immediately instead of after it dries. -
Page 12: Section 7: Trouble Shooting Guide
SECTION 7: TROUBLE SHOOTING GUIDE Trouble Corrective Action Possible Cause(s) Engine fails to Fuel tank empty, or stale fuel. Fill tank with clean, fresh gasoline. Fuel wilt not last over start thirty days unless a fuel stabilizer is used. Throttle control lever not in correct Move throttle lever to start position. - Page 13 NOTES...
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Page 14: Section 8: Partslistformodel 454
SECTION 8: PARTSLISTFORMODEL 454... - Page 15 Model454 Ref, Ref. Part No. Part Description Part No. Part Description 611-0020 721-0378 1.0 Shaft Seal Wheel Shaft Ass'y 33T 611-0021 721-0379 .75 Shaft Seal Tine Shaft Ass'y: 18T 611-0128 726-0277 Jack Shaft Ass'y Tapered Cap Ring 611-0129 732-0496 Input Shaft Ass'y Compression Spring.50"...
- Page 16 Model454...
- Page 17 Model 4 54 Ref, Ref. Part No. Part No. Part Description Part Description 747-1152 Shift Rod 750-0885A Spacer.322 x.625 x 2.0 649-0041 786-0090 Side Shield Upper Handle Ass'y 649-0034 786-0113 Rear Tine Shield Lower Handle Ass'y 710-3005 Hex Screw 3/8-16 x 1.25 786-0176 RH Handle Mounting Bracket 710-3056...
- Page 18 Model 4 54 _®...
- Page 19 Model 4 54 Ref. Ref, Part No. Part Description Part No. Part Description 686-0111 786-0064A Belt Cover Bracket Ass'y Idler Pulley Bracket 710-0237 Hex Bolt 5/16-24 x.62" 785-0186 Belt Keeper Bracket 710-0412 Hex Bolt 1/4-28 x.75" 786-0187 Shift Cover Bracket 710-0502A Hex Washer Screw 3/8-16 x 1.25"...
- Page 20 MANUFACTURER'S LIMITED WARRANTY FOR: RYOBIo The limited warranty set forth below is given by MTD LLC with MTD does not extend any warranty for products sold or respect to new merchandise purchased and used in the exported outside of the United States, its possessions United States, its possessions and territories.
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