Ryobi RY10518 Operator's Manual - Page 25

MAINTENANCE WARNING: When servicing, use only identical replacement parts. Use of any other parts may create a hazard or cause product damage. RUN POSITION WARNING: Always wear eye protection with side shields marked to comply with ANSI Z87.1, along with hearing and head protection. Failure to do so could result in objects being thrown into your eyes and other possible serious injuries. 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, lubricant, grease, etc. WARNING: Do not at any time let brake fluids, gasoline, petroleum-based products, penetrating oils, etc., come in contact with plastic parts. Chemicals can damage, weaken or destroy plastic which may result in serious personal injury. Fig. 34 COMBINATION WRENCH BAR MOUNTING NUTS Fig. 35 CLUTCH COVER LUBRICATION All of the bearings in this product are lubricated with a sufficient amount of high grade lubricant for the life of the unit under normal operating conditions. Therefore, no further lubrication is required. REPLACING THE GUIDE BAR AND CHAIN See Figures 34 - 43. DANGER: Never start the engine before installing the guide bar, chain, clutch cover, and clutch drum. Without all these parts in place, the clutch can fly off or explode, exposing the user to possible serious injury. GUIDE BAR PLATE BAR MOUNTING NUTS Fig. 36 WARNING: To avoid serious personal injury, read and understand all the safety instructions in this section. Page 25 - English