Yamaha RS90K Manuel D'atelier page 496

A.C. MAGNETO ROTOR AND STARTER CLUTCH
2
1
3. Remove:
• Starter clutch
NOTE:
• While holding the A.C. magneto rotor with the
sheave holder, remove the starter clutch bolts 1.
• Do not allow the sheave holder to touch the pro-
jection on the magneto rotor.
Sheave holder:
INSPECTION
1. Inspect:
• Stator coil
• Pickup coil
Damage → Replace the pickup coil/stator
assembly.
2. Inspect:
• Starter clutch rollers 1
Damage/wear → Replace.
3. Inspect:
• Starter clutch idle gear 1
• Starter clutch gear 2
a
Burrs/chips/roughness/wear → Replace the
defective part(s).
• Starter clutch gear's contacting surfaces a
Damage/pitting/wear → Replace the starter
clutch gear.
5-39
ENG
90890-01701, YS-01880-A