Yamaha YFM90RA Model Vehicle User Manual


 
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ENG
BELT DRIVE
EAS00319
DISASSEMBLINGTHE SECONDARY SHEAVE
1. Remove:
clutch carrier nut
TIP
Install the clutch spring holder and clutch
spring holder arm onto the secondary sheave
as shown. Then, compress the spring, and re-
move the clutch carrier nut .
Clutch spring holder
90890-01337 (YM-33285)
(YM-33285-6)
CHECKING THE CLUTCH SHOE
1. Measure:
Clutch shoe
Scratches Glaze using coarse sand-
paper.
Damage/wear
Replace
Clutch shoe thickness
4.0 mm (0.1575 in)
<Limit>: 2.0 mm (0.079 in)
TIP
Inspect clutch shoes .
After removing the clutch weight spring, do
not use them again.
Replace the all three as a set.
3. Remove:
secondary sheave assembly
V-belt
TIP
Remove theV-belt and clutch assembly from the
primary sheave side.
2
2
3
3
2
1
1
1
a
a
a
a
1
2
1