Yamaha RS90PB Offroad Vehicle User Manual


 
Periodic maintenance and adjustment
96
To measure the drive sprocket wear
Measure the drive sprocket tooth width at the
measuring line shown. If the tooth width is 13
mm (0.51 in) or less, replace the drive sprock-
et.
ESU12144
Skis and ski runners
Check the skis and ski runners for wear and
damage. Replace if necessary.
NOTICE
ECS00560
Avoid scratching the skis when loading
and unloading the snowmobile, when
riding in areas with little or no snow, or on
sharp edges such as concrete, curbs, etc.
This will wear or damage the skis.
To align the skis
1. Turn the handlebar so the skis face
straight ahead.
2. Check the following for ski alignment:
Skis are facing forward.
Ski toe-out (distance A distance B) is
within specification.
1. Drive sprocket tooth
2. Measuring line
3. Drive sprocket tooth width
1. Ski runner wear limit
1
2
3
1
1. Ski wear limit
2. Ski runner
Ski runner wear limit:
RS90P 6.0 mm (0.24 in)
RS90PLT 6.0 mm (0.24 in)
RST90 8.0 mm (0.31 in)
RST90PGT 6.0 mm (0.24 in)
Ski wear limit:
RS90P 12.0 mm (0.47 in)
RS90PLT 12.0 mm (0.47 in)
RST90 24.0 mm (0.94 in)
RST90PGT 12.0 mm (0.47 in)
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U8HV10E0.book Page 96 Monday, May 16, 2011 1:15 PM