User manual YAMAHA YZ426F-2001

[. . . ] Please take the time to read this manual thoroughly, so as to enjoy all advantages of your YZF-R1S. The owner's manual does not only instruct you in how to operate, inspect and maintain your motorcycle, but also in how to safeguard yourself and others from trouble and injury. In addition, the many tips given in this manual will help keep your motorcycle in the best possible condition. If you have any further questions, do not hesitate to contact your Yamaha dealer. [. . . ] NOTE: If the engine fails to start, release the start switch, wait a few seconds, and then try again. Each starting attempt should be as short as possible to pre5 G WARNING G G Before starting the engine, check the function of the ignition circuit cut-off system according to the procedure described on page 3-28. Turn the key to "ON" and make sure that the engine stop switch is set to " ". ECA11730 CAUTION: The following warning lights and indicator light should come on for a few seconds, then go off. G Oil level warning light G Fuel level warning light 5-1 OPERATION AND IMPORTANT RIDING POINTS serve the battery. Do not crank the engine more than 10 seconds on any one attempt. ECA11040 EAU16671 ECA10260 Shifting CAUTION: G CAUTION: For maximum engine life, never accelerate hard when the engine is cold!Neutral position G Shifting gears lets you control the amount of engine power available for starting off, accelerating, climbing hills, etc. NOTE: To shift the transmission into the neutral position, press the shift pedal down repeatedly until it reaches the end of its travel, and then slightly raise it. Even with the transmission in the neutral position, do not coast for long periods of time with the engine off, and do not tow the motorcycle for long distances. The transmission is properly lubricated only when the engine is running. Always use the clutch while changing gears to avoid damaging the engine, transmission, and drive train, which are not designed to withstand the shock of forced shifting. 5-2 OPERATION AND IMPORTANT RIDING POINTS EAU16810 EAU16841 ECA10301 Tips for reducing fuel consumption Fuel consumption depends largely on your riding style. Consider the following tips to reduce fuel consumption: G Shift up swiftly, and avoid high engine speeds during acceleration. G Do not rev the engine while shifting down, and avoid high engine speeds with no load on the engine. 6-2 10 Every 40000 km 20 30 40 ANNUAL CHECK 6 6 * Front brake Whenever worn to the limit 7 * Rear brake Whenever worn to the limit 8 * Brake hoses 9 * Wheels Every 4 years PERIODIC MAINTENANCE AND MINOR REPAIR ODOMETER READING (× 1000 km) NO. ITEM · · · · CHECK OR MAINTENANCE JOB 1 Check tread depth and for damage. 10 20 30 40 ANNUAL CHECK 10 * Tires 11 * Wheel bearings 12 * Swingarm · Check bearing for looseness or damage. · Adjust and lubricate chain with a special O-ring chain lubricant thoroughly. · Make sure that all nuts, bolts and screws are properly tightened. Every 50000 km Every 800 km and after washing the motorcycle or riding in the rain 13 Drive chain 14 * Steering bearings 15 * Steering damper 16 * Chassis fasteners 17 Sidestand Every 20000 km 6 18 * Sidestand switch 19 * Front fork 20 * Shock absorber assembly Rear suspension relay 21 * arm and connecting arm pivoting points 22 * Fuel injection · Check operation. · Adjust engine idling speed and synchronization. 6-3 PERIODIC MAINTENANCE AND MINOR REPAIR ODOMETER READING (× 1000 km) NO. ITEM CHECK OR MAINTENANCE JOB 1 23 24 Engine oil Engine oil filter cartridge · Change. · Check the air cut-off valve, reed valve, and hose for damage. 10 20 30 40 ANNUAL CHECK 25 * Cooling system Front and rear brake 26 * switches 27 Moving parts and cables Throttle grip housing and cable Every 3 years 28 * 6 29 * Air induction system Muffler and exhaust pipe 30 * 31 * EXUP system Lights, signals and 32 * switches 6-4 PERIODIC MAINTENANCE AND MINOR REPAIR EAU18680 NOTE: G Air filter · This model's air filter is equipped with a disposable oil-coated paper element, which must not be cleaned with compressed air to avoid damaging it. · The air filter element needs to be replaced more frequently when riding in unusually wet or dusty areas. [. . . ] Fill up the fuel tank and add fuel stabilizer (if available) to prevent the fuel tank from rusting and the fuel from deteriorating. 7-3 MOTORCYCLE CARE AND STORAGE 3. Perform the following steps to protect the cylinders, piston rings, etc. Install the spark plug caps onto the spark plugs, and then place the spark plugs on the cylinder head so that the electrodes are grounded. Remove the spark plug caps from the spark plugs, and then install the spark plugs and the spark plug caps. EWA10950 WARNING To prevent damage or injury from sparking, make sure to ground the spark plug electrodes while turning the engine over. 4. [. . . ]