Yamaha XT660R(S) Automobile User Manual


 
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ENG
CRANKCASE
2. Check:
oil delivery pipe 3
Cracks/damage Replace.
oil delivery pipe holes 1
Clogged Blow out with compressed air.
1
EAS00207
CHECKING THE TIMING CHAIN AND
TIMING CHAIN GUIDES
1. Check:
timing chain
Damage/stiffness Replace the timing
chain and camshaft sprocket as a set.
2. Check:
timing chain guide (intake side)
Damage/wear Replace.
EAS00401
CHECKING THE BEARINGS AND OIL
SEALS
1. Check:
bearings
Clean and lubricate the bearings, and then
rotate the inner race with your finger.
Rough movement Replace.
2. Check:
oil seals
Damage/wear Replace.
EAS00399
CHECKING THE CRANKCASE
1. Thoroughly wash the crankcase halves in a
mild solvent.
2. Thoroughly clean all the gasket surfaces
and crankcase mating surfaces.
3. Check:
crankcase
Cracks/damage Replace.
oil delivery passages
Obstruction Blow out with compressed
air.