Komatsu PC20R-8 Shop Manual page 223

REMOVAL AND INSTALLATION
13 - Only for canopy version. Loosen the screws (21)
and remove the cover (22).
14 - Attach the platform (23) to some hoisting tackle and
apply a slight tension to the cables.
15 - Loosen lock platform screws (24) and remove it.
H Accompany the tubes and wiring harness to avoid
damaging them.
H Check that the platform completely free while it is
being raised and that no other parts are damaged.
Platform: 40 kg
INSTALLATION OF THE
PLATFORM
To install, reverse the removal procedure.
.
H Fill the tank with hydraulic oil up to the maximum le-
vel.
Hydraulic oil: approx. 29
Only for cabin version.
H Fill the tank with coolant.
Coolant: approx. 4
H Make sure that the fan cock is fully open.
1 - Start the engine to circulate the oil and coolant and
check that there are no leaks.
3 - Stop the engine, check the oil level and, if necessary,
top it up.
4 - Bleed the air from the hydraulic circuits and pressur-
ise the tank. (For details, see «20. CONTROLS AND
ADJUSTMENTS»).
H Adjust the travel control lever and boom swing control
pedal stroke (For details, see «20. CONTROLS AND
ADJUSTMENTS»).
H Adjust accelerator control lever and blade control
lever stroke (For details, see «20. CONTROLS
AND ADJUSTMENTS»).
Platform screws: 320 Nm
PC20R-8 PC27R-8
,
,
22
21
24
PLATFORM
RKPA3330
23
RKPA3320
30-41