Ryobi AG403 Trilingual (AG403) - Page 9

ASSEMBLY NOTE: To prevent damage to the spindle or spindle lock, always allow motor to come to a complete stop before engaging spindle lock.  Loosen and remove flange nut from spindle. Do not remove disc flange.  Make sure flats on the bottom of disc flange are engaged with flats on spindle.  Place the grinding wheel over the spindle. WARNING: Always install a grinding wheel with the depressed center against the disc flange. Failure to do so will cause the grinding wheel to crack when tightening the flange nut. This could result in serious personal injury because of loose particles breaking off and being thrown from the grinder. Do not overtighten.  Thread the flange nut on the spindle with the flat side of nut facing up. Fit raised, small diameter portion of the clamp nut into the hole in the wheel and finger tighten.  Depress and hold the spindle lock button and rotate the wheel clockwise until the spindle locks in position.  Securely tighten the flange nut with the wrench provided. Do not overtighten. DANGER: Never attach a TYPE 1 straight or cut-off wheel to this angle grinder. It is only designed for grinding and sanding. Use for any other purpose is not recommended and creates a hazard, which will result in serious injury. INSTALLING THE SIDE HANDLE See Figure 2, page 12. WARNING: The side handle must always be used to help prevent loss of control and possible serious injury.  Unplug the angle grinder.  Insert the side handle into the desired operating position.  Securely tighten by turning the side handle clockwise. NOTE: You can install the handle on the top, left, or right side of the grinder depending on operator preference. OPERATION WARNING: Do not allow familiarity with tools to make you careless. Remember that a careless fraction of a second is sufficient to inflict serious injury. WARNING: Always wear eye protection with side shields marked to comply with ANSI Z87.1. Failure to do so could result in objects being thrown into your eyes resulting in possible serious injury. WARNING: Do not use any attachments or accessories not recommended by the manufacturer of this tool. The use of attachments or accessories not recommended can result in serious personal injury. APPLICATIONS You may use this tool for the purposes listed below:  Grinding metals  Sanding wood or metal surfaces TURNING THE GRINDER ON/OFF See Figure 3, page 12. To turn the angle grinder ON, press the slide switch forward. To the lock the grinder in the on position, depress front of switch. To turn it OFF, depress the rear of the switch and slide switch backward. NOTICE: Never cover air vents. They must always be open for proper motor cooling. 9 - English