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Remove crankshaft
Remove driven gear A of balancing shaft
Remove balancing shaft
Remove crankshaft
Check crankshaft
Measure total clearance B between end face
of bigger end of connecting rod and crankshaft
by thickness gauge A.
Standard： 0.2～0.4
Limit：0.6
Turn the crankshaft by hand and inspect
its radial bounce by dial gauge:
Standard： ≤ 0.03
Limit：0.05
In case damage or abrasion is found on bearing
of crankshaft, replacement is needed.
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