Checking The Clutch Springs; Checking The Clutch Housing; Checking The Clutch Boss; Checking The Pressure Plate - Yamaha FZ1-N 2007 Service Manual

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EAS25140

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 → Replace the clutch
springs as a set.
Clutch spring free length
52.50 mm (2.07 in)
Limit
49.9 mm (1.96 in)
EAS25150

CHECKING THE CLUTCH HOUSING

1. Check:
• Clutch housing dogs
Damage/pitting/wear → Deburr the clutch
housing dogs or replace the clutch hous-
ing.
NOTE:
Pitting on the clutch housing dogs will cause
erratic clutch operation.
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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.
NOTE:
Pitting on the clutch boss splines will cause
erratic clutch operation.
EAS25170

CHECKING THE PRESSURE PLATE

1. Check:
• Pressure plate "1"
Cracks/damage → Replace.
• Bearing "2"
Damage/wear → Replace.
5-48
CLUTCH