2011 Yamaha Motorsports FX Nytro RTX Owners Manual - Page 78

2011 Yamaha Motorsports FX Nytro RTX Manual

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Periodic maintenance and adjustment 2 1 1. Slide runner 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. Drive track deflection 2. Slide runner Standard drive track deflection: FX10 25.0-30.0 mm (0.98-1.18 in) FX10M53S 40.0-45.0 mm (1.57-1.77 in) FX10M62S 40.0-45.0 mm (1.57-1.77 in) FX10RTRS 30.0-35.0 mm (1.18-1.38 in) FX10XT 25.0-30.0 mm (0.98-1.18 in) 3. If the deflection is incorrect, adjust the drive track. Adjusting the drive track alignment and deflection 1. Loosen the rear axle nut. 1. Spring scale TIP Measure the gap between the slide runner and the edge of the track window on both sides. 1. Rear axle nut 2. 3. 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. 72

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Periodic maintenance and adjustment
72
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 on both
sides.
3.
If the deflection is incorrect, adjust the
drive track.
Adjusting the drive track alignment and de-
flection
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.
1.
Slide runner
1.
Spring scale
1
1.
Drive track deflection
2.
Slide runner
Standard drive track deflection:
FX10 25.0–30.0 mm (0.98–1.18 in)
FX10M53S 40.0–45.0 mm (1.57–1.77
in)
FX10M62S 40.0–45.0 mm (1.57–1.77
in)
FX10RTRS 30.0–35.0 mm (1.18–1.38
in)
FX10XT 25.0–30.0 mm (0.98–1.18 in)
1.
Rear axle nut
2