DOSKO M2961090A Owner's Manual

Compact stump and root grinder

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Your Dosko grinder is intended for outdoor-use only and can be used to remove many tree stumps and
exposed root systems close to ground level. By moving the blade in sweeping movements laterally over
the top and front of the stump, you can gradually grind it away. Make sure you completely read and
understand this manual before using the grinder for the first time.
READ and UNDERSTAND this manual completely before using the grinder! Failure to properly operate,
and maintain this grinder could result in serious injury or death to the operator or bystanders.
All machines have hazards associated with their operation. This stump grinder has certain special hazards,
which you must be aware of. As an operator or owner you have a duty to be aware of these hazards and know
preventive measures to take to avoid them. When reading this manual pay particular attention to avoiding these
hazards.
In particular, be aware of the following:
Know location of buried electrical and other utility lines.
Do not allow children or untrained adults to operate.
Wear eye protection and other personal protection against flying rocks and debris.
Check that cutter wheel teeth are secured, sharp and not missing.
Do not operate if operator presence bar fails to stop engine upon release.
Make sure no children or bystanders are within 75 feet of stump grinding operation.
Protect cars, windows and other objects within 75 feet from flying debris.
Be prepared for machine "kickback" when initially contacting the stump.
Be aware of potential for carbon monoxide (CO) poisoning.
Prevent fires/explosions from fueling.
Do not attempt to perform adjustments, declog or clean unit while engine is running.
Avoid burns from engine or hot exhaust.
Avoid using in wet or icy conditions where falls may occur.
Details about these hazards are found throughout the manual and are summarized at the end of the manual under
"Important Safety Information."
ADD ENGINE OIL: Your stump grinder comes fully assembled and requires only that you add engine oil to crankcase
and fuel to tank.
INSPECT COMPONENTS: Closely inspect to make sure no components are missing or damaged. See the "Receiving
Your Unit" section for instructions on whom to contact to report missing or damaged parts.
Any Questions, Comments, Problems, or Parts Orders
Call your dealer or Dosko Customer Service 1-800-822-0295
Owner's Manual
Instructions for Operation, Maintenance
Compact Stump and Root Grinder
2961090 (200-6H)
MODEL NUMBER: 2961090
SERIAL NUMBER: _____________
WARNING
STOP!
1
M2961090A

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Summary of Contents for DOSKO M2961090A

  • Page 1 Compact Stump and Root Grinder 2961090 (200-6H) Your Dosko grinder is intended for outdoor-use only and can be used to remove many tree stumps and exposed root systems close to ground level. By moving the blade in sweeping movements laterally over the top and front of the stump, you can gradually grind it away.
  • Page 2 Repair. Major service, including the installation or replacement of parts, should be performed only by a qualified electrical service technician. Obtain factory approved parts from Dosko Service at 1-800-822-0295.  Replacement parts. If a part needs replacement, only use factory approved repair parts.
  • Page 3 Maintenance & Repair (cont’d) 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. Cutting wheel Grease zerks Bearing Grease Specification Soap Type...
  • Page 4 7. Retighten all loosened nuts and bolts. 8. Reassemble belt guard. Alignment bolt Lock nut Lock nut Tension bolt Note: New belts require a "break-in" period of approximately 10 hours. Readjustment may be necessary after "break-in." Note: Use only factory recommended belts. Contact your Dosko dealer.
  • Page 5 Maintenance & Repair (cont’d) Stop-Switch Adjustment WARNING: Never attempt to alter, modify or override this switch. If Stop-switch ever needs to be replaced or adjusted follow the below directions. Operator 1. Loosen Hex Nut. Hex nut presence bar 2. Turn the Linkage Bolt clockwise to lower or counter-clockwise to raise the point of interaction with Stop Switch.
  • Page 6 M1® Blueshark™ cutting teeth are tipped with heavy-duty carbide. Carbide retains its sharpness longer; cuts faster and smoother, and can withstand heat better. Though carbide is tremendously hard, it is also reasonably brittle. Contact your dealer or Dosko Customer Service @ 1-800-822-0295 for replacements.
  • Page 7 If a part needs replacement, only use parts that meet the manufacturer's specifications. Replacement parts that do not meet specifications may result in a safety hazard or poor operation of the grinder. Contact Dosko Customer Service at 1-800-822-0295 for any questions, problems, or parts orders.

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