2008 Yamaha Motorsports RS Venture Owners Manual - Page 66

2008 Yamaha Motorsports RS Venture Manual

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Periodic maintenance Checking the drive track EWS00490 NOTE: Measure the gap between the slide runner and the edge of the track window. Measure both sides. WARNING Do not operate the snowmobile if you find damage to the drive track, or if it has been maladjusted. Drive track damage or failure could result in loss of braking ability and snowmobile control, which could cause an accident. Check the drive track for deflection, wear, and damage. Adjust or replace if necessary. (See the following section for more details.) 1. Drive track deflection Standard drive track deflection: 30.0-35.0 mm (1.18-1.38 in) 3. If the deflection is incorrect, adjust the drive track. Adjusting the drive track EWS00500 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 kg, 22 lb). WARNING G G G Be sure to have a Yamaha dealer make this adjustment. Support the snowmobile securely on a suitable stand before working underneath the snowmobile. Operate the engine in a well-ventilated area. Lift the rear of the snowmobile onto a suitable stand to raise the drive track off the ground. Loosen the rear axle nut. 1. 2. 1. Spring scale 60

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Periodic maintenance
60
Checking the drive track
WARNING
EWS00490
Do not operate the snowmobile if you find
damage to the drive track, or if it has been
maladjusted. Drive track damage or failure
could result in loss of braking ability and
snowmobile control, which could cause
an accident.
Check the drive track for deflection, wear, and
damage.
Adjust or replace if necessary. (See the fol-
lowing section for more details.)
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 kg, 22 lb).
NOTE:
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
WARNING
EWS00500
●
Be sure to have a Yamaha dealer make
this adjustment.
●
Support the snowmobile securely on a
suitable stand before working under-
neath the snowmobile.
●
Operate the engine in a well-ventilated
area.
1.
Lift the rear of the snowmobile onto a suit-
able stand to raise the drive track off the
ground.
2.
Loosen the rear axle nut.
1.
Spring scale
1.
Drive track deflection
Standard drive track deflection:
30.0–35.0 mm (1.18–1.38 in)