Yamaha YFM90RA Model Vehicle User Manual


 
4 - 39
ENG
CHECKING THE SLIDER
1. Check:
slider
Damage/wear
Replace
EAS00322
CHECKING THE SECONDARY SHEAVE
1. Check:
secondary fixed sheave
secondary sliding sheave
Cracks/damage/wear
Replace the sec-
ondary fixed and sliding sheaves as a set.
2. Check:
torque cam groove
Damage/wear
Replace the secondary
fixed and sliding sheaves as a set.
3. Check:
guide pin
Damage/wear
Replace the secondary
fixed and sliding sheaves as a set.
BELT DRIVE
2
2
2
2
1
1
1
1
a
a
1
1
4. Measure:
Compression spring free length
Out of specification
Replace.
Compression spring free length
87.9 mm (3.46 in)
<Limit>: 82.6 mm (3.25 in)
5. Measure:
Clutch housing internal diameter
Out of specification
Replace.
Clutch housing internal diameter
107.0 mm (4.21in)
<Limit>: 107.5 mm (4.23 in)