Crankshaft Removal; Bearing Removal; Timing Chain And Timing Chain Guide Inspection - Yamaha TT-R125EW Owner's Service Manual

CRANKCASE, CRANKSHAFT AND BALANCER
Crankshaft
1. Remove:
Crankshaft 1
●
Use the crankcase separating tool 2.
Crankcase separating tool:
YU-1135-A/90890-01135
CAUTION:
Do not use a hammer to drive out the
crankshaft.
Bearing
1. Remove:
Bearing 1
●
NOTE:
Remove the bearing from the crankcase by
●
pressing its inner race as shown in.
Do not use the removed bearing.
●
INSPECTION
Timing chain and timing chain guide
1. Inspect:
Timing chain
●
Cracks/stiff → Replace the timing chain
and camshaft sprocket as a set.
2. Inspect:
Timing chain guide
●
Wear/damage → Replace.
4 - 73
ENG