UXPW 125 ENGINE SERVICE MANUAL AND EFI DIAGNOSTIC
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5.4.4. Check piston
5.4.4.1. Check piston for damage or break. Check
diameter of skirt at 8mm height.
5.4.4.2. After measure diameters of cylinder bore and
piston skirt, calculate their fit clearance
.
5.4.4.3. Diameter inspection of piston pin hole
5.4.4.4. Detection of piston pin diameter
5.4.4.5. Fit clearance between piston pin and piston
pin hole
5.4.4.6. Diameter detection of pin hole in connecting rod
5.4.4.7. Fit clearance between connecting rod and piston
pin