Yamaha FZ1-N Service Manual

Contents

CLUTCH5-49• Thrust plate8. Remove:• Wire circlip “1”NOTE:There is a built-in damper between the clutchboss and the clutch plate. It is not necessary toremove the wire circlip “1” and disassemble thebuilt-in damper unless there is serious clutchchattering.9. Remove:• Clutch plate 2 “1”• Friction plate 3 “2”10. Remove:• Clutch damper spring “1”• Clutch damper spring seat “2”ET2D1010CHECKING THE FRICTION PLATESThe following procedure applies to all of thefriction plates.1. Check:• Friction plateDamage/wear → Replace the frictionplates as a set.2. Measure:• Friction plate thicknessOut of specification → Replace the frictionplates as a set.NOTE:Measure the friction plate at four places.EAS25110CHECKING THE CLUTCH PLATESThe following procedure applies to all of theclutch plates.1. Check:• Clutch plateDamage → Replace the clutch plates as aset.2. Measure:• Clutch plate warpage(with a surface plate and thickness gauge“1”)Out of specification → Replace the clutchplates as a set.Friction plate thickness2.9 - 3.1 mm (0.114 - 0.122 in)Limit2.8 mm (0.110 in)Clutch plate warpage limit0.1 mm (0.0039 in)