Checking The Clutch Boss; Checking The Pressure Plate; Checking The Primary Drive Gear; Checking The Primary Driven Gear - Yamaha Star XVS13AA(C) 2011 Service Manual

2. Check:
• Bearing
Damage/wear → Replace the bearing and
clutch housing.
EAS25160

CHECKING THE CLUTCH BOSS

1. Check:
• Clutch boss splines
Damage/pitting/wear → Replace the clutch
boss.
TIP
Pitting on the clutch boss splines will cause er-
ratic clutch operation.
EAS25170

CHECKING THE PRESSURE PLATE

1. Check:
• Pressure plate
Cracks/damage → Replace.
• Bearing
Damage/wear → Replace.
EAS25200

CHECKING THE PRIMARY DRIVE GEAR

1. Check:
• Primary drive gear
Damage/wear → Replace the primary drive
and primary driven gears as a set.
Excessive noise during operation → Replace
the primary drive and primary driven gears as
a set.
EAS25210

CHECKING THE PRIMARY DRIVEN GEAR

1. Check:
• Primary driven gear
Damage/wear → Replace the primary drive
and primary driven gears as a set.
Excessive noise during operation → Replace
the primary drive and primary driven gears as
a set.
EAS25220
CHECKING THE PULL LEVER SHAFT AND
PULL ROD
1. Check:
• Pull lever shaft pinion gear teeth "1"
• Pull rod teeth "2"
Damage/wear → Replace the pull rod and
pull lever shaft pinion gear as a set.
2. Check:
• Pull rod bearing
Damage/wear → Replace.
EAS3D81028
CHECKING THE OIL/WATER PUMP DRIVE
SPROCKET AND OIL/WATER PUMP DRIVE
CHAIN
1. Check:
• Oil/water pump drive sprocket
Cracks/damage/wear → Replace the oil/wa-
ter pump drive chain, and oil/water pump
drive and driven sprockets as a set.
2. Check:
• Oil/water pump drive chain
Damage/stiffness → Replace the oil/water
pump drive chain, and oil/water pump drive
and driven sprockets as a set.
EAS25230

INSTALLING THE PRIMARY DRIVE GEAR

1. Install:
• Primary drive gear "1"
• Spacer "2"
• Lock washer "3"
• Primary drive gear nut
5-61
CLUTCH