Doosan DV11 - Page 212

DV11
Operation and Maintenance
207
Appendix
Printed in Mar. 2005 PS-MMA0608-E1A
Group Part Inspection item
Stand value
for assembly
Limit
for use
Correction Remark
2nd ring 0.80 ~ 0.95 1.5 gap
Oil ring
0.40 ~ 0.70 1.5
inside
diameter : φ128
Top ring 0.105~0.155 0.20
2nd ring 0.050~0.082 0.15
Piston ring
side
clearance
Oil ring
0.030~0.070 0.15
Replace ring
or piston
Limit for use is if
for standard
clearance
Direction of ring gap
- -
Cross Install
by 120°
Outer diameter of
piston pin
φ45.994~φ46.000
φ45.94
Replace
piston pin
Piston
pin
Clearance between
piston pin and its bush
0.010~0.021 0.08
Replace one
worn more