DOSKO 337-13H - User Manual

1
Owner’s Manual
Instructions for Operation, Maintenance
Stump and Root Grinder
2961000 (337-13H) 2961010 (357-13HE)
2961020 (620-20HE) 2961060 (620-25KE)
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.
WARNING
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.”
STOP!
ADD ENGINE OIL, FUEL & BATTERY: Your stump grinder comes fully assembled and requires only that you add
engine oil to crankcase, fuel to tank, and a battery.
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
MODEL NUMBER: 2961000, 2961010,
2961020, 2961060
SERIAL NUMBER: _____________
M2961000F.2

Summary

Manual Introduction and Safety Definitions

Critical Safety Warnings

Emphasizes critical safety warnings regarding operation, maintenance, and hazard awareness to prevent injury or death.

Hazard Signal Word Definitions

Explains the meaning of DANGER, WARNING, and CAUTION signal words used in the manual for hazard communication.

Part I. Introduction

About Your Grinder

Overview of the Dosko grinder and training information for owners, operators, and renters.

Safety Decal Locations

Diagram illustrating the placement of safety decals on the stump grinder unit.

Safety Decals Explained

Detailed explanations of the warnings and hazards indicated by various safety decals.

Transporting and Receiving Unit

Instructions for receiving the grinder and proper procedures for towing the unit.

Machine Component Identification

Labeled diagram identifying key components of the Dosko stump grinder.

Part II. Operation

Pre-Start Checklist and Procedures

Essential checks and procedures to perform before starting the stump grinder engine.

Starting the Grinder Engine

Detailed steps for starting the stump grinder engine, including pull and electric start methods.

Stopping the Engine

Procedure for safely shutting down the stump grinder engine and preparing for storage.

Grinding the Stump

Instructions on how to safely and effectively grind stumps, including chip build-up.

Refueling Procedures

Guidelines for safely refueling the grinder, including static electricity prevention.

Storing the Grinder

Steps for properly storing the stump grinder after use, including short and long-term preparation.

Part III. Maintenance and Repair

Periodic Maintenance Overview

General guidance on performing regular maintenance to keep the grinder in safe working condition.

Engine Maintenance Guidelines

Instructions for engine maintenance, referring to the engine owner's manual for specifics.

Fuel System Inspection and Leaks

Procedure for inspecting the fuel system for leaks and signs of deterioration.

Lubrication Points

Details on lubricating cutter shaft and wheel bearings using grease zerks.

Brake Adjustment and Check

Instructions on how to check and adjust the braking tension for proper operation.

Belt Tension Adjustment Procedure

Steps for adjusting belt tension and alignment, noting the inter-related nature of these.

Stop-Switch Adjustment

Procedure for adjusting or replacing the stop-switch mechanism for safety.

Setting and Sharpening Teeth

Instructions on installing and sharpening the cutting teeth for optimal performance.

Maintenance Schedule

A schedule outlining daily, weekly, and hourly maintenance tasks for the grinder.

Part IV. Important Safety Information

General Safety Precautions

Summary of general safety rules including reading manuals, operator training, and intended use.

Prohibition Against Modifications

Warning against modifying the grinder, which can create hazards and void the warranty.

Safety - Before Use

Essential safety checks and preparations before operating the grinder, including utility marking.

Getting Ready for Operation

Steps for preparing the area and yourself, including clearing debris and personal protective equipment.

Safety - During Use

Safety guidelines to follow while operating the grinder, covering controls, kickback, and carbon monoxide.

Safety - After Use

Procedures for safe shutdown, cooling, and storage of the grinder after operation.

Safety - Inspection;Maintenance

Guidelines for regular inspection and maintenance to ensure safe working condition.

Special Safety Information on Static Electricity

Static Electricity and Filling Gasoline

Information on static electricity hazards during fueling and how to prevent them.

Filling Portable Containers at Service Stations

Specific steps for safely filling portable gasoline containers to avoid static discharge.

About Static Electricity and Fueling

Explanation of how static electricity accumulates and can cause ignition during fueling.

Sources of Static Electric Hazards

Identification of common objects that can accumulate static charge and cause ignition sparks.

Exploded View and Parts List

M2961000 Exploded View

A detailed visual breakdown of the grinder's components with reference numbers.

M2961000 Parts List

A comprehensive list of all parts for the M2961000 model with part numbers and quantities.

Wiring Diagrams

Wiring Diagram - 2961000, 2961010, 2961020

Electrical wiring schematic for models 2961000, 2961010, and 2961020.

Wiring Diagram - 2961060

Electrical wiring schematic for model 2961060.

Limited Warranty Policy

Warranty Coverage and Limitations

Details on Dosko's warranty, coverage period, limitations, and voiding conditions.

Wear Parts and Major Components

Information regarding warranty for wear parts, engines, and major component parts.

Warranty on Frames and Fabrication

Specific warranty period for the grinder's steel frame, tow bar, and other fabrications.

DOSKO 337-13H Specifications

General

Brand	DOSKO
Model	337-13H
Category	Grinder
Language	English