Ch. 12 CRANKCASE/CRANKSHAFT
12-5
Crankshaft Inspection
Use a thickness gauge to measure left and right
clearance of connecting rod big end.
Service limit: 0.6 mm
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 if it moves
freely，smoothly and noiseless.
Check the inner ring to see if it links firmly on the
bearing.
If any rough, replace the bearing with new one.
Caution
The bearing shall be replaced in pair
Special tool: outer bearing puller
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