Komatsu 114E-3 Series - Crankshaft

SEN00176-02 10 Structure, function and maintenance standard
22 114E-3 Series
Crankshaft 1
Unit: mm
No. Check item Criteria Remedy
1 End play 0.085 – 0.385
Replace thrust
bearing metal or
use oversize metal
2
Outside diameter of main journal 76.000 – 76.026
Use undersize
journal or replace
Roundness of main journal Repair limit: 0.050
Taper of main journal Max. 0.013
Clearance of main journal 0.038 – 0.116
Replace main
bearing metal
3
Outside diameter of crankshaft gear
journal
75.987 – 76.006
Use undersize
crankshaft or
replace
4
Inside diameter of crankshaft gear jour-
nal
75.898 – 75.923