Komatsu PC20R-8 Shop Manual page 208

REMOVAL AND INSTALLATION
INSTALLATION OF THE OIL-COOLER - RADIATOR GROUP
To install, reverse the removal procedure.
.
H Fill the hydraulic oil tank with oil up to its maximum le-
vel.
Hydraulic oil required: approx. 29
H Fill the coolant up to its maximum level.
Coolant: approx. 4
Side counterweight screw: 180 Nm
1 - Start the engine to circulate the coolant throughout
the system.
H Make sure that the heating cock is fully open in
the cab version.
2 - Pressurise the tank and bleed air. (For details, see
«20. CONTROLS AND ADJUSTMENTS»).
3 - Stop the engine, check the level and, if necessary,
top it up.
30-26
,
,
OIL-COOLER - RADIATOR GROUP
PC20R-8 PC27R-8