2011 Yamaha Motorsports RS Viking Professional Owners Manual - Page 67
2011 Yamaha Motorsports RS Viking Professional Manual
Page 67 highlights
Periodic maintenance and adjustment Standard drive track deflection: 35.0-45.0 mm (1.38-1.77 in) 3. If the deflection is incorrect, adjust the drive track. Adjusting the drive track 1. Loosen the rear axle nut. Measuring the drive track deflection 1. Lay the snowmobile on its side. 2. Measure the drive track deflection with a spring scale. Pull at the center of the drive track with a force of 100 N (10 kgf, 22 lbf). 1. Rear axle nut 2. 3. 4. 1. Spring scale TIP Measure the gap between the slide runner and the edge of the track window. Measure both sides. Lift the rear of the snowmobile onto a suitable stand to raise the drive track off the ground. Start the engine and rotate the drive track one or two turns. Stop the engine. Check the drive track alignment with the slide runners. If the alignment is incorrect, align the drive track by turning the left and right adjusting nuts. 1 2 1. Slide runner 1. Drive track deflection 2. Slide runner 61