2010 Yamaha Motorsports Big Bear 400 4x4 IRS Owners Manual - Page 29
2010 Yamaha Motorsports Big Bear 400 4x4 IRS Manual
Page 29 highlights
and hold the override switch to disable the differential gear lock speed limiter. (See page 4-6 for a detailed explanation of this switch.) EBU18282 Throttle lever Once the engine is running, pushing the throttle lever will increase the engine speed. Regulate the speed of the ATV by varying the throttle position. Because the throttle is springloaded, the ATV will decelerate, and the engine will return to an idle any time the throttle lever is released. 4 1. On-Command differential gear lock switch "4WD"/"LOCK" To release the differential gear lock, stop the ATV and push the switch to the "4WD" position. TIP G If the differential gear lock is not engaging properly, turn the handlebar back and forth to help it engage. G Riding before the differential gear lock is properly engaged will cause the vehicle speed to be limited until engagement is complete. G When the ATV is in four-wheel-drive differential gear lock, the maximum traveling speed is limited to 31 km/h (19 mi/h). However, if conditions require full engine power to be available, push 4-10 1. Throttle lever