MTD 21AA412A000 Operator's Manual
MTD 21AA412A000 Operator's Manual

MTD 21AA412A000 Operator's Manual

Rear tine tiller

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Safe Operation
Practices • Set-Up • Operation
• Maintenance
• Service • Troubleshooting
• Warranty
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Rear Tine Tiller m Moclel Series 410
MTD LLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019
PrintedIn USA
FormNo.769-03700
(November 2 9,2007)

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Summary of Contents for MTD 21AA412A000

  • Page 1 Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty Rear Tine Tiller m Moclel Series 410 MTD LLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019 PrintedIn USA FormNo.769-03700 (November 2 9,2007)
  • Page 2: Safe Operation

    Choose from the options below: Visit us on the web at www.mtdproducts.com Call a Customer Support Representative at (800) 800-7310 or (330) 220-4683 Write us at MTD LLC • P.O. Box 361131 • Cleveland, OH • 44136-0019...
  • Page 3: Important Safe Operation Practices

    importantSafeOperation Practices 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: Maintenance And Storage

    When practical, remove gas-powered equipment After striking a foreign object, stop the engine, disconnect from the truck or trailer and refuel it on the ground. the spark plug wire and ground against the engine. If this is not possible, then refuel such equipment Thoroughly inspect...
  • Page 5: Spark Arrestor

    If the fuel tank has to be drained, do this outdoors. AverageUsefulLife Observe proper disposal laws and regulations for gas, oil, According to the Consumer Products Safety Commission etc. to protect the environment. (CPSC) and the U.S. Environmental Protection Agency (EPA), this product has an Average Useful Life of seven (7) years, or 130 Notice Regarding Emissions...
  • Page 6: Assembly And Setup

    Assembly & Set-Up Contents of Carton One Shift Rod OneTiller One Handlebar Assembly One Engine Operator's Manual One Depth Stake One Operator's Manual Assembly Depth Stake Unpacking Instructions plug wire and ground it against the engine ARNING! Before assembly, disconnect the spark NOTE: References to the right or left side of the tiller are prevent...
  • Page 7 Place the hex opening of the flange nut retainer bracket HandlebarAssembly over the flange nut securing the handle adjustment crank Remove the handle adjustment crank, flange nut, retainer and install the lock nut on the lower shoulder bolt. See Fig. bracket, shoulder bolt, and lock nut from the pivot bracket.
  • Page 8: Clutch Cable

    Insert the end of the gear shift rod through the opening in Pull the cable upwards to obtain slack and hook the Z- the top of the shift cover and into the shift bracket. First, connector at the end of the cable into the bracket on the secure the rubber washer then the flat washer and cotter clutch control (beneath...
  • Page 9 Set-Up Tires The tires on your tiller may be over-inflated for shipping purposes. Reduce the tire pressure before operating. recommended operating tire pressure is approximately 14 p.s.i. on 14 inch tires. Check the sidewall of tire for tire manufacturer's recommended pressure.
  • Page 10: Controls And Features

    Controls a nd Features Clutch Handle Handle Adjustment Crank Depth Stake Figure 44 EngineControls ChokeLever(if equipped) The choke lever is used to enrich the fuel mixture in the See the separate Engine Operator's Manual for additional information and functions of the engine controls. carburetor when starting a cold engine.
  • Page 11: Operation

    Operation When using the tiller for the first time, use the second Starting the Engine adjustment hole from the top (1" of tilling depth). See Fig. 5-1. instructions and warnings on the machine and in i_ll WARNING! Read, understand, and follow this manual before operating.
  • Page 12: Operatingthe Tiller

    For further depth, raise the depth stake and side shields and also make one or two more passes over the area. When tilling loose soil, the depth stake may be raised to its highest position by using the bottom adjustment hole to give the deepest tilling...
  • Page 13: Maintenance And Adjustments

    Maintenance& Adjustments Lubrication ground it against the engine before performing ARNING! Disconnect the spark plug wire and Transmission maintenance or repairs. The transmission is pre-lubricated and sealed at the factory. Maintenance requires no checking unless the transmission is disassembled. fill with grease, lay the right half of the transmission on its side, Engine add 22 ounces of Benalene...
  • Page 14: Off-Season Storage

    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 the engine and the entire tiller thoroughly. Lubricate the tiller as described in the lubrication...
  • Page 15: Belt Replacement

    Service Belt Replacement Your tiller has been engineered with a belt designed for long life and optimal performance. It should never be replaced with a non-OEM belt. Order all belts through an authorized service dealer or by contacting Customer Support as instructed on page Refer to Fig.
  • Page 16: Troubleshooting

    Troubleshooting Problem Cause Remedy Engine fails to start 1, Fuel tankempty, or stale fuel. Fill tank with clean, fresh gasoline. 2. Throttle control lever not in correct starting Move throttle lever to start position. position (if equipped). 3. Blocked fuel line. Clean fuel line, 4.
  • Page 17: Replacement Parts

    Replacement P arts Component Part Number and Description 754-0434 V-Belt, I/2x 51.17 742-0547 Outer Tine (LH) 742-0545 Inner Tine (LH) 742-0456 Outer Tine (RH) 742-0545 Inner Tine (RH) 746-0916 Clutch Cable 634-04233 Tires, 14 X 4-1/2 X 6 714-0419B Cotter Pin, Tine Assembly 711-0415 Clevis Pin, Tine Assembly 714-0147...
  • Page 19 SECTION 11 = NOTES...
  • Page 20: Limited Warranty

    MANUFACTURER'S LiMiTED WARRANTY The limited warranty set forth below is given by MTD LLC with c. Routine maintenance items such as lubricants, filters, blade respect to new merchandise purchased and used in the United States sharpening, tune-ups, brake adjustments, clutch adjustments,...

This manual is also suitable for:

21aa412a052410 series

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