MTI SGR650 Operator's Manual

Stump grinder

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Summary of Contents for MTI SGR650

  • Page 2 NUMBER: INSPECT COMPONENTS: Closely inspect to make sure no components are missing or dam- SGR650/SGR1500 STUMP GRINDER aged. See the "Receiving Your Unit" section for instructions on whom to contact to report missing or damaged parts. OPERATOR’S MANUAL...
  • Page 3: Table Of Contents

    TABLE OF CONTENTS ABOUT YOUR GRINDER Owner/Operator/Renter Training Read and follow all instructions and safety precautions presented throughout this manual. A summary Part I. Introduction of important safety information can be found at the end of the manual. Keep this manual for reference and review.
  • Page 4: Safety Decal Locations

    SAFETY DECAL LOCATIONS SAFETY DECALS Reference # Description Control Panel Operator Hazard Brake Identification Poisonous Gas Hazard Flying Debris Hazard Flying Debris Hazard Amputation and Entanglement Hazard To order replacement safety labels, call Dosko Customer Service at 1-800-822-0295. WARNING All grinder units can be transported via trailers or with the purchase of an optional towing kit package can be towed behind the vehicle.
  • Page 5: Machine Component Identification

    MACHINE COMPONENT IDENTIFICATION OPERATION 1. Pre-Start Check List & Procedures CAUTION: Add engine crankcase oil. A new engine is shipped without oil. You must add the correct amount of oil to engine crankcase or engine will be damaged beyond repair. Note: #92 gasoline fuel and 5w30 engine oil.
  • Page 6: Starting The Grinder

    Gasoline is highly flammable and explosive. Heat, sparks and flames can Personal Protection Use approved protective clothing and approved protective equipment ignite gasoline vapors, which can become widespread during fueling. A when using the machine. flash fire ignition and/or explosion could result and cause serious injury ●...
  • Page 7: Stopping The Engine

    WARNING: Change direction and swing back the other way until you feel it reach the other edge of the stump. As A rotating cutting wheel is very dangerous. Stay at the controls and keep others away until you are you swing to the side listen to the engine. Provide enough feed to give it a moderate load. If you hear sure the blades has come to a complete stop.
  • Page 8: Refueling

    ● Clean up gasoline spills / splashes immediately. - If possible, move the grinder away from spilled gasoline on the ground. - Wipe up spilled gasoline, and wait 5 minutes for excess gasoline to evaporate before starting engine. - Gasoline soaked rags are flammable and should be disposed of properly. - If gasoline is spilled on your skin or clothes, change clothes and wash skin immediately.
  • Page 9: Maintenance (To Be Done By Owner Or Rental Dealer)

    WARNING Remove spark plug, in order to ensure the grinder cannot be started Remove Spark Plug ALWAYS shut off the engine, make sure the engine is cool, and disconnect the spark plug before clean- in a storage location or y untrained persons or children. ing, adjusting, or servicing the grinder.
  • Page 10: Belt Tension Adjustment

    Cutter shaft bearings should be greased. Lubricate The cutter shaft bearing is greased by pumping grease into zerks located on the housing of the bearing. Lubricate after every 20 hours of use. Grease Specifications Soap Type Lithium Complex NLGI Grade Dropping Point 230°C (446°F) Additives...
  • Page 11: Installing Teeth

    SGR650, SGR1500 Specifications Installing Teeth Among the most critical elements of the stump grinder is the cutting wheel. It is also the most subject to damage and wear. In the course of grinding stumps it not only makes contact with the...
  • Page 12: Summary Of Important Safety Information

    A-weighted sound power level emitted by the machine: 100.6dB for model SGR650; 103.8dB for Prohibition Against Modifications model SGR1500. A-weighted emission sound pressure level at the operator’s station: 86.8dB for model SGR650; Never modify or alter the grinder in any way. Modifications can create serious safety hazards and will 90.8dB for model SGR1500.
  • Page 13 Gasoline Safety ● Damaged. Do not operate the grinder with damaged, missing, incorrectly adjusted, or broken Gasoline is highly flammable and explosive. You can be burned or seriously injured when handling parts. fuel. Use extreme care when handling gasoline: ● Check for gas leak before starting. After opening gasoline valve, smell for gas before ●...
  • Page 14: Special Safety Information On Static Electricity

    Many common objects can accumulate and retain a static electric charge. Objects made of non- ● Exercise regularly. Exercise grinder every four weeks to dry out moisture that accumulates in conductive materials (e.g. plastics) easily accumulate and retain static electric charge, as can objects the windings.
  • Page 15 Transportation The stump grinder is designed to be transported via a van or small trailer. The machine is equipped with grab bars that are to be used for both lifting the machine, and strapping it down. This machine weighs approximately 110kg and should only be lifted using correct apparatus or an adequate number of people working as a team.
  • Page 16 Exploded View Parts List Item Description Qty. Item Description Qty. Bearing Spring Pad Teeth-R Torsion Spring Cutter Wheel Lever Teeth-L Manual Holder Baffle Axle Sleeve-L Wire Clip Binding Ring M8x20 Hex Bolt Belt Pulley Spring Washer 8 Lock Ring Wheel Cutter Guard M16x45 Inner Hex Cylinder Head Bolt Frame M12x35 Hex Bolt...
  • Page 17 Consumer use “ ” means personal residential household use by a consumer. “Commercial use” Limited Warranty Policy means all other uses, including, but not limited to, use for commercial, income producing or rental purposes or when purchased by a business. This limited warranty applies to the original purchaser of the equipment (verification of purchase, in the form of a receipt, is the responsibility of the buyer), is non-transferable, and covers parts and Dear Valued Customer:...

This manual is also suitable for:

Sgr1500

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