KYMCO XCITING 500 Service Manual page 172

9. CYLINDER/PISTON
Cylinder
Check the cylinder for warpage with a
straight edge and feeler gauge in the
directions shown.
Service Limit: 0.05 mm (0.002 in)
Check the cylinder wall for wear or damage.
Measure and record the cylinder I.D. at three
levels in an X and Y axis. Take the maximum
reading to determine the cylinder wear.
Service Limit: 92.1 mm (3.684 in)
Calculate the piston-to-cylinder clearance.
Take a maximum reading to determine the
clearance. Refer to page 9-5 for measurement
of the piston O.D..
Service Limit: 0.1 mm (0.004 in)
Calculate the taper and out-of-round at three
levels in an X and Y axis. Take the maximum
reading to determine them.
Service Limit:
Taper: 0.1 mm (0.004 in)
Out-of-round: 0. 1 mm (0.004 in)
XCITING 500
TOP
MIDDLE
BOTTOM
9-6