Yamaha XF50W - Checking the Transmission

TRANSMISSION
EAS00425
CHECKING THE TRANSMISSION
1. Measure:
• main axle runout
(with a centering device and dial gauge )
Out of specification -» Replace the main
axle.
Main axle runout limit
0.04 mm (0.002 in)
2. Measure:
• drive axle runout
(with a centering device and dial gauge )
Out of specification -» Replace the drive
axle.
Primary drive gear shaft runout limit
0.04 mm (0.002 in)
3 . Check:
•transmission gears
Blue discoloration/pitting/wear -»Replace
the defective gear(s).
•transmission gear dogs
Cracks/damage/rounded edges -» Re-
place the defective gear(s).
4 . Check:
•transmission gear engagement
(each pinion gear to its respective wheel
gear)
Incorrect -»Reassemble the transmission
axle assemblies.
5 . Check:
•transmission gear movement
Rough movement -» Replace the defec-
tive part(s).
6 . Check:
•circlip
Bends/damage/looseness -» Replace.
5-65
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