2009 Yamaha Motorsports Midnight Warrior Owners Manual - Page 56
2009 Yamaha Motorsports Midnight Warrior Manual
Page 56 highlights
PERIODIC MAINTENANCE AND ADJUSTMENT EAU44732 EAU21382 EAU21401 Checking the engine idling speed Check the engine idling speed and, if necessary, have it adjusted by a Yamaha dealer at the intervals specified in the periodic maintenance and lubrication chart. Engine idling speed: 850-950 r/min Checking the throttle cable free play Valve clearance The valve clearance changes with use, resulting in improper air-fuel mixture and/or engine noise. To prevent this from occurring, the valve clearance must be adjusted by a Yamaha dealer at the intervals specified in the periodic maintenance and lubrication chart. 1. Throttle cable free play 7 The throttle cable free play should measure 4.0-6.0 mm (0.16-0.24 in) at the throttle grip. Periodically check the throttle cable free play and, if necessary, have a Yamaha dealer adjust it. 7-18