Chapter V Disassembly & Repair
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Inner diameter of piston pin hole
Standard
Maintenance Limit
17.002-17.008 mm 17.12 mm
Clearance between piston pin hole and piston pin
Standard
Maintenance Limit
0.004-0.016 mm 0.029 mm
Detection of connecting rod
The connecting rod shall be scrapped to change a new one when it is bent or warped, or there is abnormal wear to
the larger end and small end hole or there is crack of one side.
Inner diameter of the small end of connecting rod
Change the connecting rod if the inner diameter is less than the
standard or more than the maintenance limit.
Standard
Maintenance Limit
17.006-17.017 mm 17.05 mm
Inner diameter of the big end of connecting rod
Change the connecting rod if the inner diameter is less than the
standard or more than the maintenance limit.
Standard
Maintenance Limit
40.015-40.025 mm 40.065 mm
Detection of crankshaft
Conduct 100% inspection to the cleaning condition inside the oil passage prior to the installation of crankshaft and
clean the oil passage with blow gun to ensure there are no impurities in the oil passage.