Checking The Transmission - Yamaha YJ125S Service Manual

TRANSMISSION
EAS00425

CHECKING THE TRANSMISSION

1. Measure:
8 main axle runout
(with a centering device and dial gauge )
Out of specification
axle.
Main axle runout limit
0.02 mm (0.0008 in)
2. Measure:
8 primary drive gear shaft runout
(with a centering device and dial gauge )
Out of specification
axle.
Primary drive gear shaft runout limit
0.02 mm (0.0008 in)
3. Measure:
8 drive axle runout
(with a centering device and dial gauge )
Out of specification
axle.
Drive axle runout limit
0.02 mm (0.0008 in)
4. Check:
8 transmission gears
Blue discoloration/pitting/wear
the defective gear(s).
8 transmission gear dogs
Cracks/damage/rounded edges
place the defective gear(s).
5. Check:
8 transmission gear engagement
(each pinion gear to its respective wheel
gear)
Incorrect
axle assemblies.
6. Check:
8 transmission gear movement
Rough movement
tive part(s).
5-57
ENG
Replace the main
Replace the drive
Replace the drive
Reassemble the transmission
Replace the defec-
Replace
Re-