Safety Instructions - Maintenance141. To prevent accidental starting of the enginewhen servicing or adjusting the machine, re-move the key from the ignition switch and dis-connect the spark plug wire.2. To reduce fire hazards, keep the engine freeof grass, leaves, excessive grease, and dirt.3. Keep all nuts, bolts, and screws tight to ensurethe machine is in a safe, working condition.Check the blade mounting nuts frequently, mak-ing sure they are tight.4. Perform only maintenance instructions de-scribed in this manual. Unauthorized mainte-nance operations or machine modificationsmay result in unsafe operating conditions.5. If the engine must be running to perform a main-tenance adjustment, keep hands, feet, andclothing away from moving parts. Do not wearjewelry or loose clothing.6. Always use the proper engine servicemanual when working on the engine.Unauthorized maintenance operations ormodifications to the engine may result in unsafeoperating conditions.7. Altering the equipment or engine in any mannerwhich adversely affects its operation, perfor-mance, durability, or use will VOID the war-ranty and may cause hazardous conditions.8. Never attempt to disconnect any safety devicesor defeat the purpose of these safety devices.9. Do not change the engine governor settings oroverspeed the engine. The governor has beenfactory-set for maximum-safe engine operatingspeed.10. Use genuine factory replacement parts.Substitute parts may result in product malfunc-tion and possible injury to the operator and/orothers.11. Use care when charging the battery or per-forming maintenance on the battery and electri-cal system:a. Make sure the battery charger is unpluggedbefore connecting or disconnecting cablesto the battery.b. Charge the battery in a well-ventilatedspace, so gases produced while chargingcan dissipate. Make sure the battery ventsin the caps are open.c. Keep sparks, flames, and smoking materi-als away from the battery at all times. Toavoid sparks, use care when removing bat-tery cables from posts.d. Disconnect both battery cables before un-plugging any wiring connectors or makingrepairs on the electrical system.IMPORTANT: Keep all applicable manuals im-mediately accessible to anyone who may oper-ate or service this machine.