Yamaha XT660R(S) Automobile User Manual


 
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ENG
TRANSMISSION
EAS00421
CHECKING THE SHIFT FORKS
The following procedure applies to all of the
shift forks.
1. Check:
shift fork cam follower
1
shift fork pawl
2
Bends/damage/scoring/wear
Replace
the shift fork.
2. Check:
shift fork movement
Rough movement
Replace the shift
forks.
EAS00422
CHECKING THE SHIFT DRUM ASSEMBLY
1. Check:
shift drum grooves
Damage/scratches/wear
Replace the
shift drum assembly.
shift drum segment
1
Damage/wear
Replace the shift drum
assembly.
shift drum bearing
2
Damage/pitting
Replace the shift drum
assembly.
EAS00425
CHECKING THE TRANSMISSION
1. Measure:
main axle runout
(with a centering device and dial gauge
1
)
Out of specification
Replace the main
axle.
Main axle runout limit
0.08 mm (0.0031 in)