Ryobi WS720 Operation Manual - 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. WARNING: Always wear safety goggles or safety glasses with side shields during power tool operation or when blowing dust. If operation is dusty, also wear a dust mask. 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. LUBRICATION All of the bearings in this tool are lubricated with a sufficient amount of high grade lubricant for the life of the unit under normal operating conditions. tile cutting wheel For maximum performance and safety, it is recommended that you use the 7 in. cutting wheel provided with your saw. Additional cutting wheels of the same high quality are ­available at your local dealer. WARNING: Do not use cutting wheels rated less than the no load speed of this tool. Failure to heed this warning could result in personal injury. Do not use wheel with cracks, gaps, or teeth. Changing The TILE CUTTING WHEEL See Figure 20, page 19. WARNING: A 7 in. tile cutting wheel is the maximum wheel capacity of the saw. Never use a wheel that is too thick to allow wheel washer to engage with the flats on the spindle. Larger wheels will come in contact with the splash hood, while thicker wheels will prevent the wheel bolt from securing the wheel on the spindle. Either of these situations could result in a serious accident and can cause serious personal injury.  Unplug the saw.  Remove bevel table.  Slide the hex wrench over the wheel arbor nut. Using other hand, slide arbor wrench onto wheel arbor.  Hold arbor wrench firmly to prevent the wheel from moving. Turn arbor nut counterclockwise to loosen.  Remove arbor nut, outer wheel washer, and cuttingwheel.  Wipe a drop of oil onto inner washer where it contacts the wheel. WARNING: If inner washer has been removed, replace it before placing wheel on spindle. Failure to do so could cause an accident since the wheel will not tighten properly. Never use wheels that have openings, grooves, or teeth on this tool.  Place the cutting wheel onto arbor with arrrows on cutting wheel going in the counterclockwise direction.  Replace outer cutting wheel washer. The double "D" flats on the wheel washers align with the flats on the spindle.  Using wheel wrench and arbor wrench, tighten arbor nut securely.  Replace bevel table. NOTE: Figures (illustrations) start on page 15 after French and Spanish language sections. 12 - English