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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.
770-10085G.fm
FORM NO.
(11/2004)
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Summary of Contents for MTD 454
- Page 1 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.
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Page 2: Table Of Contents
Troubleshooting ...12 Parts List ...14 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. Please read and understand what it says. Before you start assembling your new equipment, please locate the model plate on the equipment and copy the information from it in the space provided below. -
Page 3: Important Safe Operation Practices
Stop the machine if anyone enters the area. Be careful when tilling in hard ground. The tines may catch in the ground and propel the tiller forward. If this occurs, let go of the handle bars and do not restrain the machine. - Page 4 The safety label on the tiller is reproduced below for your review. To ensure safe operation of the tiller, follow the instructions on all labels closely.
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Page 5: Assembling Your Tiller
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. Flat Washer Hex Bolt T-Knob Clevis Pin... - Page 6 Slot Head Screw lever in NEUTRAL, start the engine. Refer to the Flat Washers separate engine manual. Standing on the right side of the tiller, examine the belt (inside the belt cover). It should not be turning. WARNING: belt cover.
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Page 7: Know Your Tiller
Gear Selection Handle The gear selection handle is located in the center of the handle on the tiller. It is used to select NEUTRAL, REVERSE, or one of the FORWARD mode. Pull or push the handle so that the indicator on top of shift cover points to the operating mode desired. -
Page 8: Operating Your Tiller
NOTE: A warm engine may not require choking or to be primed. • 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 handle to snap back. -
Page 9: Operating The Tiller
Be certain spark plug wire is disconnected and grounded against the engine when performing any adjustments. • When using the tiller for the first time, use the second adjustment hole from the top (1" of tilling depth). See Figure 7. Use This Position... -
Page 10: Making Adjustments
The spark plug should be cleaned and the gap reset every 25 hours of engine operation. Spark plug replacement is recommended at the start of each tiller season; check engine manual for correct plug type and gap specification. -
Page 11: Belt Replacement
See Figure 9. Engine Pulley Off-Season Storage If the tiller will not be used for a period longer than 30 days, the following steps should be taken to prepare the tiller for storage. • Clean the exterior of engine and the entire tiller thoroughly. -
Page 12: Troubleshooting
Improper rotation. ground Wheels do not Clevis pin missing. engage Tiller is not being shifted properly. Control cable not adjusted properly. Belt worn and/or stretched. NOTE: For repairs beyond the minor adjustments above, contact your local authorized service dealer. Corrective Action Fill tank with clean, fresh gasoline. - Page 13 Notes...
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Page 14: Parts List
Model 454 19 49... - Page 15 Model 454 Ref. Part No. Part Description 611-0020 Wheel Shaft Ass’y 33T 611-0021 Tine Shaft Ass’y: 18T 611-0128 Jack Shaft Ass’y 611-0129 Input Shaft Ass’y 617-0058 Rev. Idler Gear Ass’y: 30T 617-0059 Tine Idler Gear Ass’y: 30T 617-0060 Tine Input Sprocket Ass’y: 9T 617-0061 Wheel Input Sprocket Ass’y: 10T...
- Page 16 Model 454...
- Page 17 Model 454 Ref. Part No. Part Description 747-1152 Shift Rod 649-0041 Upper Handle Ass’y 649-0034 Lower Handle Ass’y 710-3005 Hex Screw 3/8-16 x 1.25 710-3056 Hex Screw 5/16-18 x 3.25 711-0415 Clevis Pin 3/8-1.62 712-0379 Flange Lock Nut 3/8-24 712-0429...
- Page 18 Model 454...
- Page 19 Model 454 Ref. Part No. Part Description 686-0111 Belt Cover Bracket Ass’y 710-0237 Hex Bolt 5/16-24 x .62” 710-0412 Hex Bolt 1/4-28 x .75” 710-0502A Hex Washer Screw 3/8-16 x 1.25” 710-0152 Hex Bolt 3/8-24 x 1.0 710-0599 Hex Washer Screw 710-0723 Hex Cap Screw 3/8-16 x 1.25...
- Page 20 MANUFACTURER’S LIMITED WARRANTY FOR: The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in the United States, its possessions and territories. “MTD”warrants this product against defects in material and workmanship for a period of two (2) years...