5A Angle Grinder 241-0782 OPERATOR’S MANUAL CAUTION: To Reduce The Risk Of Injury, User Must Read And Understand Operator’s Manual. Save These Instructions For Future Reference.
table of contents Safety Symbols. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 2 Safety Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 3 Overview / Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
safety symbols Some of these following symbols may be used on this tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer.
safety INSTRUCTIONS The purpose of safety symbols is to attract your attention to possible dangers. The safety symbols and the explanations with them deserve your careful attention and understanding. The symbol warnings do not, by themselves, eliminate any danger. The instructions and warnings they give are no substitutes for proper accident prevention measures.
safety INSTRUCTIONS know the tool Electrical safety WARNING: To reduce the risk of injury, user must read instruction manual. 1. The plug on the power tool must match the outlet. Never modify the plug in any way. Do not use any adapter plugs with earthed (grounded) power tools. Unmodified plugs and matching outlets will reduce risk of electric shock. 2. Avoid body contact with earthed or grounded surfaces such as pipes, radiators, ranges and refrigerators.
safety INSTRUCTIONS Personal safety 1. Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use the tool while tired or under the influence of drugs, alcohol, or medication. A moment of inattention while operating power tools may result in serious personal injury. 2. Use personal protective equipment. Always wear eye protection.
safety INSTRUCTIONS Service 1. Have your power tool serviced by a qualified repair person using only identical replacement parts. This will ensure that the safety of the power tool is maintained. specific safety rules for angle grinders 1. This power tool is intended to function as a grinder. Read all safety warnings, instructions, illustrations and specifications provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire and/or serious injury. 2.
safety INSTRUCTIONS 13. Never lay the power tool down until the accessory has come to a complete stop. The spinning accessory may grab the surface and pull the power tool out of your control. 14. Do not run the power tool while carrying it at your side. Accidental contact with the spinning accessory could snag your clothing, pulling the accessory into your body. 15. Regularly clean the power tool’s air vents.
safety INSTRUCTIONS 3. Wheels must be used only for recommended applications. Abrasive cut-off wheels are intended for peripheral grinding; side forces applied to these wheels may cause them to shatter. 4. Always use undamaged wheel flanges that are of correct size and shape for your selected wheel. Proper wheel flanges support the wheel, thus reducing the possibility of wheel breakage. Flanges for cut-off wheels may be different from grinding wheel flanges. 5.
overview FIG.
assembly power supply Attaching the guard The power tool supply must match the nameplate rating. 1. Unplug the angle grinder. 2. Make sure that the prominence on the guard coincides with the groove in the gear case cover. 3. Rotate the guard counter-clockwise to the desired position 4. Pivot the guard-lock lever to secure the guard in place. installing the side handle (fig. 2) FIG. 2 Adjusting the guard 1. Unplug the angle grinder. 2.
Assembly MOUNTING THE WHEEL (Fig. 4) FIG. 4 3. P lace the inner flange on the spindle; make sure that the flange is positioned so that the shape of the opening in the flange corresponds with the shape at the base of the spindle. 4. Place the grinding wheel on the spindle. Check the rated speed on the grinding wheel. DO NOT use a wheel with a rated speed lower than the speed shown on the grinder nameplate. NOTICE: The maximum wheel thickness is 1/4”, and the center hole dimension must be 7/8”.
operation ROTATE THE GEAR BOX (Fig. 6) FIG. 6 For applications in which a tool will be dedicated for uses in edge grinding and finishing work, the gear case may be rotated 90° left or right of its original position. 1. U nplug the grinder. 2. Remove the four corner screws connecting gear box and motor housing. 3. Without separating the gear case and motor housing, turn the gear box 90° to the left or right.
maintenance WARNING: When servicing, use only identical replacement parts. Use of any other parts may create a hazard or cause product damage. For more information, call the toll-free helpline, at 1-866-917-4374. WARNING: To ensure safety and reliability, all repairs should be performed by a qualified service technician. WARNING: Before cleaning or performing any maintenance, the tool should be unplugged from the power supply.
troubleshooting PROBLEM CAUSE SOLUTION The motor stops running. 1. The tool is disconnected from the power source. 1. Connect the tool to a power source. 2. The plugs are not fully connected. 2. Make sure all plugs are connected. 3. The brushes need to be replaced. 3. Replace the brushes on the tool. 1. The grinding wheel is worn out. 1. Replace the grinding wheel on the tool. The tool is running slowly.
notes Page 15
notes Page 16
notes Page 17
15A angle grinder WARRANTY 90-DAY MONEY BACK GUARANTEE: This MASTERFORCE® brand power tool carries our 90-DAY Money Back Guarantee. If you are not completely satisfied with your MASTERFORCE® brand power tool for any reason within ninety (90) days from the date of purchase, return the tool with your original receipt to any MENARDS® retail store, and we will provide you a refund – no questions asked.
© 2011 Menard, Inc.
