User manual YAMAHA YZF-R1-1998

[. . . ] If you have any questions concerning the operation or maintenance of your motorcycle, please consult a Yamaha dealer. The design and manufacture of this Yamaha motorcycle fully comply with the emissions standards for clean air applicable at the date of manufacture. Yamaha has met these standards without reducing the performance or economy of operation of the motorcycle. To maintain these high standards, it is important that you and your Yamaha dealer pay close attention to the recommended maintenance schedules and operating instructions contained within this manual. IMPORTANT MANUAL INFORMATION EAU10131 Particularly important information is distinguished in this manual by the following notations: The Safety Alert Symbol means ATTENTION! [. . . ] Spark plug gap Canister (for California only) Spark plug gap: 0. 7­0. 8 mm (0. 028­0. 031 in) 6 2. Clean the surface of the spark plug gasket and its mating surface, and then wipe off any grime from the spark plug threads. Install the spark plug with the spark plug wrench, and then tighten it to the specified torque. Tightening torque: Spark plug: 12. 5 Nm (1. 25 m·kgf, 9. 0 ft·lbf) 1. 4. Fuel tank Canister Vent hose Carburetor This model is equipped with a canister to prevent the discharging of fuel vapor into the atmosphere. G Check each hose and canister for cracks or damage. Replace if damaged. 6-11 PERIODIC MAINTENANCE AND MINOR REPAIR G Make sure the vent hose is not blocked. Clean it if necessary. EAU19911 Engine oil and oil filter cartridge The engine oil level should be checked before each ride. In addition, the oil must be changed and the oil filter cartridge replaced at the intervals specified in the periodic maintenance and lubrication chart. Place the vehicle on a level surface and hold it in an upright position. NOTE: Make sure that the vehicle is positioned straight up when checking the oil level. A slight tilt to the side can result in a false reading. Start the engine, and then let it idle for several minutes while checking it for oil leakage. If oil is leaking, immediately turn the engine off and check for the cause. NOTE: After the engine is started, the engine oil level warning light should go off if the oil level is sufficient. 6 6-14 PERIODIC MAINTENANCE AND MINOR REPAIR EAU20070 ECA10471 Coolant The coolant level should be checked before each ride. In addition, the coolant must be changed at the intervals specified in the periodic maintenance and lubrication chart. EAU20144 CAUTION: G G 1. Minimum level mark To check the coolant level 1. Place the vehicle on a level surface and hold it in an upright position. NOTE: G The coolant level must be checked on a cold engine since the level varies with engine temperature. G Make sure that the vehicle is positioned straight up when checking the coolant level. A slight tilt to the side can result in a false reading. Check the coolant level in the coolant reservoir. NOTE: The coolant should be between the minimum and maximum level marks. 6 4. [. . . ] 3-4 Cowlings, removing and installing . . . . . . . . . . 6-8 K Key identification number. . . . . . . . . . . . . . . . . . . . . . . . 9-1 L Labels, location of . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 Luggage strap holders . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14 M Main switch/steering lock . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Maintenance and lubrication, periodic. . . . . 6-4 Maintenance, emission control system . . . 6-3 Maintenance, periodic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1 Maintenance record . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-5 Model label. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 D Dimmer switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5 Drive chain, cleaning and lubricating. . . . 6-29 Drive chain slack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]