11. Crankcase / Crank
11-5
Measure the clearance of the big end at the
vertical directions.
Service limit: 0.05 mm
Place the crankshaft on a V-block, measure
run-out of the crankshaft.
Service limit: 0.10 mm
Check crankshaft bearing
Use hand to crank the bearing to see it moves
freely, smoothly and noiseless.
Check the inner ring to see it links firmly on the
bearing.
If any roughness, noise and loose linkage are
detected, replace the bearing with new one.
Caution
The bearing shall be replaced in pair.
Special tool:
Outer bearing puller SYM-6204010
50 mm
50 mm
Crank bearing
Out bearing puller
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