Ryobi AG400 Operator's Manual
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Ryobi AG400 Operator's Manual

Ryobi AG400 Operator's Manual

4 in.(100 mm) angle grinder
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THANK YOU FOR BUYING A RYOBI ANGLE GRINDER.
Your new angle grinder has been engineered and manufactured to Ryobi's high standard for dependability, ease of operation,
and operator safety. Properly cared for, it will give you years of rugged, trouble-free performance.
CAUTION: Carefully read through this entire operator's manual before using your new angle grinder.
Pay close attention to the Rules for Safe Operation, Warnings, and Cautions. If you use your grinder properly and only for
what it is intended, you will enjoy years of safe, reliable service.
Please fill out and return the Warranty Registration Card so that we can be of future service to you.
Thank you again for buying Ryobi tools.
SAVE THIS MANUAL FOR FUTURE REFERENCE
OPERATOR'S MANUAL
4 in. (100 mm) Angle Grinder
Model AG400 /

SPECIFICATIONS:

Grinding Wheel Capacity
Rating
No Load Speed
Amperes
Net Weight
Double Insulated
4 in. (100 mm)
120 volts, 60Hz, AC only
11,000 RPM
4.3 Amperes
4.0 lbs. (1.8 kg.)

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Summary of Contents for Ryobi AG400

  • Page 1: Product Specifications

    THANK YOU FOR BUYING A RYOBI ANGLE GRINDER. Your new angle grinder has been engineered and manufactured to Ryobi's high standard for dependability, ease of operation, and operator safety. Properly cared for, it will give you years of rugged, trouble-free performance.

  • Page 2: Table Of Contents

    Always use the guard that accompanied the grinder. Comply with mounting and use instructions and warnings found in the manual for the grinder and ANSI B7.1. Failure to heed these warnings can result in wheel breakage and serious personal injury. For more information on ANSI Standards, contact the American National Standards Institute, Inc., 11 West 42nd Street, 13th Floor, New York, NY 10036.

  • Page 3: Rules For Safe Operaton

    WARNING: WEAR YOUR The operation of any angle grinder can result in foreign objects being thrown into your eyes, SAFETY GLASSES which can result in severe eye damage. Before beginning power tool operation, always wear safety goggles or safety glasses with side shields and a full face shield when needed.
  • Page 4 RULES FOR SAFE OPERATION WARNING: Read and understand all instructions. Failure to follow all instructions listed below, may result in elec- tric shock, fire and/or serious personal injury. SAVE THESE INSTRUCTIONS Work Area Keep your work area clean and well lit. Cluttered benches and dark areas invite accidents.
  • Page 5 Make sure that the guard is in good condition and securely installed before operating grinder. Do not clamp the grinder in a vise or use as a fixed grinder. Never turn on the grinder with the grinding wheel or any rotating parts touching the workpiece.

  • Page 6: Symbols

    RULES FOR SAFE OPERATION Inspect for and remove all foreign objects from workpiece before grinding. Following this rule will reduce the risk of serious personal injury. Drugs, Alcohol, Medication. Do not operate tool while under the influence of drugs, alcohol, or any medication.

  • Page 7: Electrical And Unpacking

    Inspect grinder carefully to make sure no breakage or damage has occurred during shipping. If any parts are damaged or missing, contact your nearest Ryobi dealer to obtain replacement parts before attempting to operate grinder. Do not discard the packing material until you have carefully inspected and satisfactorily operated grinder.

  • Page 8: Features

    A protective guard has been provided on your grinder. It deflects sparks and metal chips during use. Heavy Duty Motor Your Ryobi AG400 Angle Grinder has a powerful motor, with sufficient power to handle tough grinding jobs that require heavy duty performance.

  • Page 9: Assembly

    WARNING: Failure to unplug your grinder could result in accidental starting causing serious injury. Your grinder is shipped with the disc flange and clamp nut attached to the spindle. Depress spindle lock button and rotate clamp nut until spindle locks.

  • Page 10: Adjustments

    4, 5, and 6 show correct and incorrect locations of the guard. WARNING: Never place the guard so that it is on front of the grinder as shown in figure 6. This could result in serious injury because sparks and loose particles thrown from the grinding wheel would be directed toward the operator.

  • Page 11: Operation

    Start your grinder and let the motor and grinding wheel build up to full speed. Gradually lower grinder until the grinding wheel contacts the workpiece. For best results keep the grinder tilted at an angle from 5 to OPERATION (O) OFF...

  • Page 12: Maintenance

    WARNING: When servicing use only identical Ryobi replacement parts. Use of any other parts may create a hazard or cause product damage. GUARD REPLACEMENT See Figure 9. After extended use, the guard may become worn and need adjustments or replacing. If you drop your grinder and damage the guard it may also be necessary for you to replace it.

  • Page 13: Maintenance

    GENERAL Avoid using solvents when cleaning plastic parts. Most plastics are susceptible to damage from various types of commercial solvents and may be damaged by their use. Use clean cloths to remove dirt, carbon dust, etc. WARNING: Do not at any time let brake fluids, gasoline, petroleum- based products, penetrating oils, etc.

  • Page 14: Parts Ordering / Service

    Ryobi Authorized Service Center. Be sure to provide all pertinent facts when you call or visit. Please call 1-800-525-2579 for your nearest Ryobi Authorized Service Center. You can also check our web site at www.ryobitools.com for a complete list of Authorized Service Centers.

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