Komatsu ecot3 PC300LC-8 Shop Manual page 357

30 Testing and adjusting
3
Retainer:
40.2
Apply the caulking compound (e)
(hatched section) to retaining nut (19)
and the cylinder head.
2
Caulking compound:
GE TOSHIBA SILICON TOSSEAL
6) Tighten the sleeve nut of high-pressure fuel
hose (16) sequentially in the order of head
side and common rail side.
3
Sleeve nut :
37.3
PC300, 350-8
± ±
3.9 Nm {4.1 0.4 kgm}
381
± ±
4 Nm {3.8 0.4 kgm}
a After installing the rocker arm assembly, adjust
the valve clearance. For details, see "Adjusting
valve clearance".
3
Rocker arm assembly mounting bolt :
64.7
a Install the injector wiring harness terminal (5) in
a direction where it will not interfere with the
rocker arm (6) which moves up and down.
a Tighten the injector terminal nut with the follow-
ing torque.
3
Terminal nut :
±
1.25
a Tighten the head cover with the following torque.
3
Head cover mounting nut :
11.8
SEN02625-06
± ±
4.9 Nm {6.6 0.5 kgm}
±
0.25 Nm {0.13 0.03 kgm}
± ±
1.96 Nm {1.2 0.2 kgm}
17