Ryobi P500 English Manual - Page 19

ADJUSTMENTS WARNING: Before performing any adjustment, make sure the battery pack is removed from tool and the switch is in the OFF position. Failure to heed this warning could result in serious personal injury. POSITIVE 0° BEVEL STOP See Figure 23. The saw has a positive 0° bevel stop that has been factory adjusted to assure 0° angle of the saw blade when making 90° cuts. CHECKING POSITIVE 0° BEVEL STOP  Place the saw in an upside down position on a workbench.  Check the squareness of the saw blade to the base of the saw using a carpenter's square. ADJUSTING POSITIVE 0° BEVEL STOP  Loosen bevel adjustment knob.  Turn setscrew with hex key and adjust base until it is square with the saw blade.  Tighten bevel adjustment knob securely. WARNING: Attempting a bevel cut without having the bevel adjustment knob securely tightened can result in serious injury. ADJUSTING THE LASER See Figure 24. NOTE: Draw a pencil line on a scrap workpiece parallel to the long edge of the base as a straight line guide to aid in the adjusting process.  Make sure the laser is turned off.  Remove the laser cover by lifting it off its base.  Turn the laser on.  Loosen the screw inside the laser.  Rest the front of the base on a scrap workpiece.  Adjust the laser beam with the mark on the scrap workpiece by loosening the screw to the laser aperture and slowly moving the laser guide left or right.  Since blade thicknesses vary, always make a trial cut in scrap workpiece to ensure an accurate cut.  Once alignment is achieved, tighten the screw.  Replace the laser cover.  Check for proper alignment.  Repeat as necessary until the laser is aligned. ADJUSTMENT SCREW 50 45 30 22 15 0 HEX NUT POSITIVE 0° BEVEL STOP CARPENTER'S SQUARE laser cover screw PENCIL LINE 1 2 45 0 19 BEVEL ADJUSTMENT KNOB BLADE Fig. 23 LONG EDGE OF BASE Fig. 24