2010 Yamaha Motorsports RS Viking Professional Owners Manual - Page 67

2010 Yamaha Motorsports RS Viking Professional Manual

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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

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Periodic maintenance and adjustment
61
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).
TIP
Measure the gap between the slide runner
and the edge of the track window. Measure
both sides.
3.
If the deflection is incorrect, adjust the
drive track.
Adjusting the drive track
1.
Loosen the rear axle nut.
2.
Lift the rear of the snowmobile onto a suit-
able stand to raise the drive track off the
ground.
3.
Start the engine and rotate the drive track
one or two turns. Stop the engine.
4.
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.
Spring scale
1.
Drive track deflection
2.
Slide runner
2
Standard drive track deflection:
35.0–45.0 mm (1.38–1.77 in)
1.
Rear axle nut
1.
Slide runner
1