Checking The Friction Plates; Checking The Clutch Plates - Yamaha FZ1-N 2007 Service Manual

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• Thrust plate
8. Remove:
• Wire circlip "1"
NOTE:
There is a built-in damper between the clutch
boss and the clutch plate. It is not necessary to
remove the wire circlip "1" and disassemble the
built-in damper unless there is serious clutch
chattering.
9. Remove:
• Clutch plate 2 "1"
• Friction plate 3 "2"
10. Remove:
• Clutch damper spring "1"
• Clutch damper spring seat "2"
EAS25100

CHECKING THE FRICTION PLATES

The following procedure applies to all of the
friction plates.
email: info@motomatrix.co.uk
1. Check:
• Friction plate
Damage/wear → Replace the friction
plates as a set.
2. Measure:
• Friction plate thickness
Out of specification → Replace the friction
plates as a set.
NOTE:
Measure the friction plate at four places.
Friction plate thickness
2.90–3.10 mm (0.114–0.122 in)
Limit
2.8 mm (0.110 in)
EAS25110

CHECKING THE CLUTCH PLATES

The following procedure applies to all of the
clutch plates.
1. Check:
• Clutch plate
Damage → Replace the clutch plates as a
set.
2. Measure:
• Clutch plate warpage
(with a surface plate and thickness gauge
"1")
Out of specification → Replace the clutch
plates as a set.
Clutch plate warpage limit
0.1 mm (0.0039 in)
5-47
CLUTCH