Removal - Komatsu PC20R-8 Shop Manual

REMOVAL AND INSTALLATION
REMOVAL OF THE HYDRAULIC TANK
Completely lower the working equipment until it is
resting on the ground and stop the engine.
Release all residual pressures from the circuits and
the tank. (For details, see «20. CONTROLS AND AD-
JUSTMENTS»).
H Drain out the hydraulic oil.
Hydraulic oil: approx. 29
1 - Open the R.H. counterweight (1), the R.H. lateral cov-
er (2) the R.H. lower cover (3). (For details, see the
single removal).
2 - Loosen the screws (4) and (5).
3 - Remove the pipe (6) from oil cooler and exhaust pipe
(8).
4 - Remove the exhaust pipe (8) (PC20R-8 N
N . 3) in the tank.
o
H Mark the tubes to avoid exchanging them during
re-installation.
H Plug the tubes to prevent entry of impurities.
PC20R-8 PC27R-8
,
.2 - PC27R-8
o
1
2
4
5
6
HYDRAULIC TANK
3
RKPA2423
RKPB6080
7
RKPB6090
7
8
RKPB6110
30-23