MTD 452J Series Operator's Manual
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MTD 452J Series Operator's Manual

MTD 452J Series Operator's Manual

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Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty
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Chipper Shredder — Model Series 452J
WARNING
READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL
BEFORE ATTEMPTING TO OPERATE THIS MACHINE.
FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
Printed In USA
Form No. 769-08122
04/20/2012

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Summary of Contents for MTD 452J Series

  • Page 1 READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE. FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY. MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 Printed In USA Form No. 769-08122...

  • Page 2: Table Of Contents

    Visit us on the web at www.mtdproducts.com See How-to Maintenance and Parts Installation Videos at www.mtdparts.com/KnowledgeCenter ◊ 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: Safe Operation Practices

    Important Safe Operation 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 Safe Handling of Gasoline: If it becomes necessary to push material through the shredder hopper, use a small diameter stick. Do not use To avoid personal injury or property damage use extreme care your hands or feet. in handling gasoline. Gasoline is extremely flammable and the If the impeller strikes a foreign object or if your machine vapors are explosive.
  • Page 5 Notice Regarding Emissions Before cleaning, repairing, or inspecting, stop the engine and make certain the impeller and all moving parts have Engines which are certified to comply with California and federal stopped. Disconnect the spark plug wire and ground it EPA emission regulations for SORE (Small Off Road Equipment) against the engine to prevent unintended starting.
  • Page 6 Safety Symbols This page depicts and describes safety symbols that may appear on this product. Read, understand, and follow all instructions on the machine before attempting to assemble and operate. Symbol Description READ THE OPERATOR’S MANUAL(S) Read, understand, and follow all instructions in the manual(s) before attempting to assemble and operate WARNING—...

  • Page 7: Assembly & Set-Up

    Assembly & Set-Up Contents of Carton • One Chipper Shredder • One Operator’s Manual • One Engine Operator’s Manual • One Hopper Assembly • One Bag • One Chipper Chute • One Chute Deflector • One Safety Glasses • One Bottle of Oil Assembly NOTE: This unit is shipped without gasoline or oil in the engine.
  • Page 8 Remove the hex lock nut, spacers, and hex bolt from the Align the chipper chute over the weld studs, so the slot in top of the impeller housing. See Figure 3-3B. the bottom of the chute is facing down. See Fig. 3-6. Align the chute deflector in position on the discharge Secure chipper chute with the three cupped washers opening and insert hex bolt with spacer through hinge on...
  • Page 9 Place the opening of the bag completely over the chute deflector. See Figure 3-7. Pull on the drawstring until the bag is tight around chute deflector opening. Clip drawstring back on itself, tight against chute deflector to secure into position. See the inset of Figure 3-7. Figure 3-7 Set-Up Gas and Oil Fill-Up...

  • Page 10: Controls & Features

    Controls and Features Hopper Release Rod Chipper Chute Discharge Chute Figure 4-1 Discharge Chute Chipper Chute The discharge chute is where the material exits the unit and can Allows twigs and small branches up to 2” in diameter to be fed be bagged.

  • Page 11: Operation

    Operation WARNING: NOTE: A noise will be heard when finding the start of the The operation of any chipper shredder compression cycle. This noise is caused by the flails and can result in foreign objects being thrown into the fingers, which are part of the shredding mechanism, and it eyes, which can damage your eyes severely.
  • Page 12 Shredding Emptying the Bag Yard waste such as leaves and pine needles can be raked up in Stop engine. the hopper for shredding. After material has been processed by Un-clip drawstring and loosen bag from chute deflector the shredder blade and flails, it will be forced out of the chute opening.

  • Page 13: Maintenance & Adjustment

    Maintenance & Adjustments Maintenance Equipment Care • Clean the chipper shredder thoroughly after each use. General Recommendations • Wash bag periodically with water. Allow to dry thoroughly • Always observe safety rules when performing any in shade. maintenance. • If the discharge area becomes clogged, remove flail screen •...
  • Page 14 Removing the Flail Screen Lift the chute deflector up to keep it out of the way. See Figure 6-2B. WARNING: The impeller’s shredder blade and Remove the two hairpin clips from each clevis pin which chipper blades are sharp. Wear leather work gloves extend through the housing and remove pins.

  • Page 15: Service

    Service Blade Care Remove the blade by removing the internal hex screws, lock washers, and hex nuts which secure it to the impeller. Chipper Blades See Figure 7-2. Retain the hardware. WARNING: Always stop engine, disconnect spark plug, and ground against engine before cleaning, lubricating or doing any kind of maintenance on your machine.
  • Page 16 Shredder Blade Remove the two internal hex screws, lock washers, and hex lock nuts which secure the shredder blade to the impeller. Stop the engine and make certain that all moving parts See Figure 7-4A. have come to a complete stop. Disconnect the spark plug wire and ground against the engine.

  • Page 17: Troubleshooting

    Troubleshooting Problem Cause Remedy Engine Fails to start 1. Throttle lever not in correct starting position. 1. Move throttle lever to FAST or START position. 2. Spark plug wire disconnected. 2. Connect wire to spark plug. 3. Choke not in CHOKE position (if equipped). 3.

  • Page 18: Replacement Parts

    Replacement Parts Component Part Number and Description 942-0571 Shredder Blade 981-0490 Chipper Blade 719-04308 Flail Blade (3 total) 934-04009 Wheel Asm Comp 10X4 Oyster-Carlise (800) 800-7310 Phone to order replacement parts or a complete Parts Manual (have your full model number and serial number ready).
  • Page 19 Notes...

  • Page 20: Warranty

    MANUFACTURER’S LIMITED WARRANTY FOR The limited warranty set forth below is given by MTD LLC with b. Log splitter pumps, valves, and cylinders have a separate one- respect to new merchandise purchased and used in the United States year warranty.

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