Ryobi P500 English Manual - Page 20

MAINTENANCE WARNING: When servicing, use only identical replacement parts. Use of any other parts may create a hazard or cause product damage. WARNING: Always wear safety goggles or safety glasses with side shields during power product operation or when blowing dust. If operation is dusty, also wear a dust mask. WARNING: To avoid serious personal injury, always remove the battery pack from the product when cleaning or performing any maintenance. GENERAL MAINTENANCE 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, dust, oil, grease, etc. WARNING: Do not at any time let brake fluids, gasoline, petroleumbased products, penetrating oils, etc., come in contact with plastic parts. Chemicals can damage, weaken or destroy plastic which may result in serious personal injury. Only the parts shown on the parts list are intended to be repaired or replaced by the customer. All other parts should be replaced at an Authorized Service Center. REPLACING LASER GUIDE BATTERIES See Figure 25.  Remove the battery pack from the saw.  Make sure the laser is turned off.  Remove the laser cover by lifting it off its base.  Remove both AAA batteries.  Install the two AAA batteries, aligning the positives (+) with positives (+) and the negatives (-) with negatives (-) as shown on the inside base of the laser.  Replace the laser cover.  Turn on the laser. CAUTION: Use of controls or adjustments or performance other than those specified herein may result in hazardous radiation exposure. 20 Fig. 25