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OPERATOR'S MANUAL
4 in. (100 mm) Angle Grinder
Model AG401 / 

Double Insulated

SAVE THIS MANUAL FOR FUTURE REFERENCE

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.

SPECIFICATIONS:

Grinding Wheel Capacity

4 in. (100 mm)

Rating

120 V c.a., 60Hz

No Load Speed

11,000 RPM

Amperes

4.4 A

Net Weight

 4.0 lbs. (1.8 kg.)

4’’ Grinder

Summary of Contents for AG401

Page 1: ...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 prop...

Page 2: ...uble insulated system is intended to protect the user from shock resulting from a break in the tool s internal wiring Observe all normal safety precautions related to avoiding electrical shock DOUBLE...

Page 3: ...for misalignment or binding of moving parts breakage of parts and any other condi tion that may affect the tool s operation If dam aged have the tool serviced before using Many accidents are caused b...

Page 4: ...mmended If in doubt use the next heavier gage The smaller the gage number the heavier the cord An undersized cord will cause a drop in line voltage resulting in loss of power and overheating Use only...

Page 5: ...nstruction activities contains 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...

Page 6: ...your attention to possible dangers The safety symbols and the explanations with them deserve your careful attention and understanding The safety warnings do not by themselves eliminate any danger The...

Page 7: ...is 120 volts 60Hz AC only normal household current Do not operate this tool on direct current DC A substantial voltage drop will cause a loss of power and the motor will overheat If your tool does not...

Page 8: ...be used during all grinding operations In addition to maintaining safe control during use the side handle also provides convenient ease of operation for the operator Spindle Lock Button The spindle l...

Page 9: ...ock button and rotate clamp nut until spindle locks Loosen and remove clamp nut from spindle Do not remove disc flange Make sure flats on the bottom of disc flange are engaged with flats on spindle Pl...

Page 10: ...sparks and loose particles thrown from the grinding wheel would be directed toward the operator Always place the guard in the correct location as shown in figures 4 and 5 WARNING Always wear safety g...

Page 11: ...on the rear portion of the button Button will then disengage from the locked position GRINDING See Figure 8 Always carefully select and use grinding wheels that are recommended for the material to be...

Page 12: ...r loosen the clamp screw until the guard can be adjusted or removed If you are making adjustments rotate the guard to its correct position as shown in figures 4 5 and 9 then retighten clamp screw secu...

Page 13: ...ve dirt carbon dust etc WARNING Do not at any time let brake fluids gasoline petroleum based products penetrating oils etc come in contact with plastic parts They contain chemicals that can damage wea...

Page 14: ...r exposed wires and cut or worn insulation Ampere rating on tool data plate 0 2 0 2 1 3 4 3 5 5 0 5 1 7 0 7 1 12 0 12 1 16 0 Cord Length Wire Size A W G 25 16 16 16 16 14 14 50 16 16 16 14 14 12 100 1...

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