Piston side clearance
•
Assemble the piston ring at the piston.
•
Measure the each ring’s side clearance
and if the measured value exceeds
the limit value, replace rings or piston.
•
Piston side clearance
4) Piston pin
Outside diameter
With the outside micrometer, measure
the piston pin’s outside diameter and if
the value is same as the use limit value
or less, replace it.
Piston pin and connecting rod bush
clearance
Inspect the clearance between the
piston pin and the connecting rod bush,
if it is more than the use limit value,
replace either one that is more severe.
- 90 -
Division
Specified value
Limit
2nd ring 0.050 ~ 0.082 mm 1.5 mm
Oil ring
0.030 ~ 0.062mm 1.5 mm
EA4M2007
Feeler gauge
Standard
Limit
45.994~ 46.000 mm 45.983 mm or less
Limit
0.009 ~ 0.015 mm
EA0M4031
EA3M2047
