Removal And Installation Of Hydraulic Tank Assembly - Komatsu PC88MR-10 Shop Manual

Removal and installation of hydraulic tank assembly

a Special tools
S-
y-
Part No.
mbol
2796-460-1210 Oil stopper
D
796T-460-1240 Lot
Place the machine on a level ground and
lower the work equipment to the ground in a
stable posture.
Stop the engine, turn the battery disconnect
switch to OFF position, and remove the key.
(For details, see "Testing and adjusting",
"Handling battery disconnect switch".)
Set the lock lever in LOCK position.
Disconnect the cable from the negative (-)
terminal of the battery.
Removal
(PC88MR-PM30-520-K-00-A)
a Record the disconnected position of the hose
and wiring connector to avoid misplacing.
1. Open the cover, loosen hydraulic oil drain plug
(1) , and drain the hydraulic oil. [*1]
Hydraulic oil:
56 l l (specified capacity: 100 l l )
2. Remove the fuel tank assembly. For details, see
"Removal and installation of fuel tank assembly".
PC88MR-10
Part name
t 1
1
50 Disassembly and assembly
(PC88MR-PM30-924-K-00-A)
3. Disconnect tube (2).
4. Disconnect connector M06 (2a).
5. Remove clamp (3).
6. Remove mounting bolt (4), and remove the tank
together with bracket (5).
a Keep bracket (5) out of the way of the work.
7. Disconnect hoses (6) and (7).
8. Remove mounting bolts (8) (2 pieces), and
remove bracket (9) together with selector valve
(10).
a Fix bracket (9) and selector valve (10) by
using rope, etc.
Hydraulic system
50-141