PERIODIC MAINTENANCE3-1EAS20450PERIODIC MAINTENANCEEAS20460INTRODUCTIONThis chapter includes all information necessary to perform recommended checks and adjustments.If followed, these preventive maintenance procedures will ensure more reliable vehicle operation, alonger service life and reduce the need for costly overhaul work. This information applies to vehiclesalready in service as well as to new vehicles that are being prepared for sale. All service techniciansshould be familiar with this entire chapter.Periodic maintenance and lubrication chartNOTE:• The annual checks must be performed every year, except if a kilometer-based maintenanceis performed instead.• From 50000 km, repeat the maintenance intervals starting from 10000 km.• Items marked with an asterisk should be performed by a Yamaha dealer as they require specialtools, data and technical skills.NO. ITEM CHECK OR MAINTENANCE JOBODOMETER READ-ING (X 1000 km) Annualcheck1 10 20 30 401 * Fuel line • Check fuel hoses for cracks or dam-age. ✓ ✓ ✓ ✓ ✓2 * Spark plugs• Check condition.• Clean and regap. ✓ ✓• Replace. ✓ ✓3 * Valves • Check valve clearance.• Adjust. Every 40000 km4 * Air filter ele-ment • Replace. ✓5 Clutch • Check operation.• Adjust. ✓ ✓ ✓ ✓ ✓6 * Front brake• Check operation, fluid level and vehi-cle for fluid leakage. ✓ ✓ ✓ ✓ ✓ ✓• Replace brake pads. Whenever worn to the limit7 * Rear brake• Check operation, fluid level and vehi-cle for fluid leakage. ✓ ✓ ✓ ✓ ✓ ✓• Replace brake pads. Whenever worn to the limit8 * Brake hoses • Check for cracks or damage. ✓ ✓ ✓ ✓ ✓• Replace. Every 4 years9 * Wheels • Check runout and for damage. ✓ ✓ ✓ ✓10 * Tires• Check tread depth and for damage.• Replace if necessary.• Check air pressure.• Correct if necessary.✓ ✓ ✓ ✓ ✓11 * Wheel bearings • Check bearing for looseness or dam-age. ✓ ✓ ✓ ✓12 * Swingarm • Check operation and for excessiveplay. ✓ ✓ ✓ ✓