KYMCO Mongoose 50-4T

11.CRANKCASE/CRANKSHAFT
11-9
Measure the crankshaft runout.
Service Limit
AB
0.1mm (0.004 in)
replace if over
0.15 mm
(
0.006 in
)
replace if over
Check the crankshaft bearings for excessive
play. The bearings must be replaced if they
are noisy or have excessive play.
CRANKSHAFT INSTALLATION
Wash the crankshaft in cleaning solvent and
then check for cracks or other faults.
Axial
Play
Play
Radial
• 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.
＊