Piston, Piston Ring And Piston Pin - Komatsu 114E-3 Series Shop Manual

10 Structure, function and maintenance standard

Piston, piston ring and piston pin

No. Check item
1 Clearance at piston ring end gap
2 Outside diameter of piston pin
3 Inside diameter of piston pin bore
114E-3 Series
Criteria
Top ring
2nd ring
Oil ring
44.997 – 45.003
45.006 – 45.012
0.30 – 0.45
0.85 – 1.15
0.30 – 0.73
SEN00176-02
1
Unit: mm
Remedy
Replace piston
ring or piston
Peplace piston or
piston pin
23