2012 Yamaha Motorsports Royal Star Venture S Owners Manual - Page 88
2012 Yamaha Motorsports Royal Star Venture S Manual
Page 88 highlights
PERIODIC MAINTENANCE AND ADJUSTMENT EAU21271 EAU44734 EAU21384 Carburetors The carburetors are important parts of the engine and emission control system, which require very sophisticated adjustment. Therefore, all carburetor adjustments should be left to a Yamaha dealer, who has the necessary professional knowledge and experience. Checking the engine idling speed Check the engine idling speed and, if necessary, have it corrected by a Yamaha dealer. Engine idling speed: 950-1050 r/min Checking the throttle grip free play 1 1. Throttle grip free play The throttle grip free play should measure 4.0-6.0 mm (0.16-0.24 in) at the inner edge of the throttle grip. Periodically check the throttle grip free play and, if necessary, have a Yamaha dealer adjust it. 8 8-21