10. CRANKCASE/CRANKSHAFT AGILITY RS 50 NAKED Measure the crankshaft runout. Service Limit A B 0.150mm 0.100mm replace if over replace if over Check the crankshaft bearings for excessive Play play. The bearings must be replaced if they are noisy or have excessive play. Play Radial Axial CRANKSHAFT INSTALLATION Wash the crankshaft in cleaning solvent and then check for cracks or other faults. · After check, apply clean engine oil to all moving and sliding parts. · Remove all gasket material from the crankcase mating surfaces. Dress any roughness or irregularities with an oil stone. 10-5