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2) Check the clearance between piston ring a. Use piston ring to clean up the carbon
b. Use feeler gauge to measure the
Standard value(mm) Wearing limit (mm) First ring 0.04--0.08
Second ring 0.01--0.025
If the measured clearance exceeds wearing
3) Check the end clearance of piston ring a. Put the piston ring at the position 45mm
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