Komatsu 114E-3 Series Shop Manual page 87

10 Structure, function and maintenance standard
No. Check item
1 Strain of cylinder head mounting face
Tightening torque for cylinder head
mounting bolt
2
(Apply molybdenum disulfide or engine
oil to threaded part)
3 Projection of nozzle
Tightening torque for injector holder
4
mounting bolt
Tightening torque for head cover mount-
5
ing bolt
114E-3 Series
End-to-End
Side-to-Side
Procedure
1st stage
2nd stage
3rd stage
4th stage
5th stage
2.25 – 2.80
Target (Nm {kgm})
Criteria
Max. 0.203
Max. 0.075
Target (Nm {kgm})
150 {15.3}
Loosen
110 {11.2}
110 {11.2}
Retighten 120°
10 {1.0}
24 {2.4}
SEN00176-02
Unit: mm
Remedy
Correct by grind-
ing or replace
Tighten and
retighten
Replace nozzle
or gasket
Tighten
17