Checking The Clutch Springs; Checking The Clutch Housing; Checking The Clutch Boss; Checking The Pressure Plate - Yamaha R1 Series 2015 Service Manual

Clutch plate "1"
Part No.
2CR-16325-10 2.0 mm (0.079 in)
2CR-16325-00 2.3 mm (0.091 in)
2CR-16325-20 2.6 mm (0.102 in)
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EAS30351

CHECKING THE CLUTCH SPRINGS

The following procedure applies to all of the
clutch springs.
1. Check:
• Clutch spring
Damage Replace the clutch springs as a
set.
2. Measure:
• Clutch spring free length "a"
Out of specification
springs as a set.
Clutch spring free length
47.36 mm (1.86 in)
Limit
44.99 mm (1.77 in)
EAS30352

CHECKING THE CLUTCH HOUSING

1. Check:
• Clutch housing dogs
Damage/pitting/wear
Thickness
STD
1
Replace the clutch
Deburr the clutch
housing dogs or replace the clutch housing.
TIP
Pitting on the clutch housing dogs will cause er-
ratic clutch operation.
2. Check:
• Bearing
Damage/wear
clutch housing.
EAS30353

CHECKING THE CLUTCH BOSS

1. Check:
• Clutch boss splines
Damage/pitting/wear
boss.
TIP
Pitting on the clutch boss splines will cause er-
ratic clutch operation.
EAS30354

CHECKING THE PRESSURE PLATE

1. Check:
• Pressure plate 1 "1"
• Pressure plate 2 "2"
Cracks/damage
• Bearing "3"
Damage/wear
5-58
CLUTCH
Replace the bearing and
Replace the clutch
Replace.
Replace.