Dynabrade 50302 Safety, Operation And Maintenance

1hp Right Angle 4", 4
Governor Controlled
Models:
50302 – 12,000 RPM, 4" (100 mm)
Depressed Center Wheel Grinder
(5/8" Arbor Hole)
50306 – 12,000 RPM, 4
Depressed Center Wheel Grinder
(7/8" Arbor Hole)
FIND THE MOST CURRENT OFFERING OF SUPPORT DOCUMENTS AND ACCESSORIES @ WWW.DYNABRADE.COM
Read and understand this tool manual before operating your air tool. Follow all safety rules for the protection of operating personnel
as well as adjacent areas. Always operate, inspect and maintain this tool in accordance with the American National Standards
Institute (ANSI) Safety Code for Portable Air Tools – B186.1. For additional safety information, refer to Safety Requirements for the
Use, Care and Protection of Abrasive Wheels – ANSI B7.1, Code of Federal Regulation – CFR 29 Part 1910, European Committee for
Standards (EN) Hand Held Non-Electric Power Tools – Safety Requirements and applicable State and Local Regulations.
Read and understand tool manual before
work starts to reduce risk of injury to
operator, visitors, and tool.
Eye protection must be worn at all times,
eye protection to conform to ANSI Z87.1.
Respiratory protection to be used when exposed to
contaminants that exceed the applicable threshold
limit values required by law.
Some dust created by sanding, grinding, drilling, and other construction activities contain chemicals known to cause cancer, birth
defects or other reproductive harm. Some examples of these chemicals are:
• Lead from lead-based paints
• Crystalline silica from bricks and cement and other masonry products
• Arsenic and chromium from chemically treated lumber
Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure to these chemicals: work in a well
ventilated area, and work with approved safety equipment, such as those dust masks that are specially designed to filter out microscopic particles.
Carefully Read all instructions before operating or servicing any Dynabrade
Products offered by Dynabrade are not to be modified, converted or otherwise altered from the original design without expressed written consent from Dynabrade, Inc.
Tool Intent: Right-Angle Grinders are ideal for removal of material using Reinforced Type 27 grinding wheels.
This power tool is not intended for use in potentially explosive atmospheres and is not insulated against contact with electrical power.
Training: Proper care, maintenance, and storage of your air tools will maximize their performance.
• Employer's Responsibility – Provide right-angle grinder operators with safety instructions and training for safe use of tools and accessories.
Accessory Selection:
• Use only Reinforced Type 27 grinding wheels with the proper arbor diameter.
• Abrasive/accessory RPM (speed) rating MUST be approved for AT LEAST the tool RPM rating.
• Before mounting an accessory, visually inspect for defects. Do not use defective accessories.
• Use only recommended accessories. Reference Dynabrade catalog and this tool manual.
• Follow tool specifications before choosing size and type of accessory.
• Only use recommended fittings and air line sizes. Air supply hoses and air hose accessories must have a minimum working pressure of 150 PSIG (10 Bars, g) or 150 percent
of the maximum pressure produced in the system, whichever is higher. (See tool Machine Specifications table.)
Warning: Always wear eye protection. Operator of tool is responsible for following: accepted eye, face, respiratory, hearing and body protection. Always use wheel guard.
Make sure it is positioned to best protect the operator and make sure it is securely fastened. Wheel guards that are worn, damaged or have been subject to a wheel
breaking must be replaced.
1 / "- 5" Grinders
2
Air Tool Manual – Safety, Operation and Maintenance
SAVE THIS DOCUMENT, EDUCATE ALL PERSONNEL
1 / "- 5" (115- 125 mm)
2
SAFETY LEGEND
WARNING
WARNING
WARNING

SAFETY INSTRUCTIONS

Do Not use tool for anything other than its intended applications.

OPERATING INSTRUCTIONS

WARNING
Practice safety requirements. Work alert,
have proper attire, and do not operate tools under
the influence of alcohol or drugs.
Ear protection to be worn when exposure to sound,
exceeds the limits of applicable Federal, State or
local statues, ordinances and/or regulations.
Air line hazard, pressurized supply lines and flexible
hoses can cause serious injury. Do not use damaged,
frayed or deteriorated air hoses and fittings.
WARNING
® Abrasive Power Tool.
(continued on next page)
Parts Page Reorder No. PD09•37
Effective July, 2009
Supersedes PD02•23
For Serial No. 08E1000A and Higher
WARNING
WARNING
WARNING