Engine And Cooling System; Removal And Installation Of Engine, Pto And Hydraulic Pump Assembly - Komatsu Galeo PC800-8 Shop Manual

SEN01053-01

Engine and cooling system

Removal and installation of
engine, PTO and hydraulic pump
assembly
Special tools
Part number
S 1 796-770-1301 Oil stopper
Removal
k
Lower the work equipment to the ground
and stop the engine. Then, loosen the cap
of the hydraulic tank gradually to release
the internal pressure of the hydraulic tank.
k
Disconnect the cable from the negative (–)
terminal of the battery.
a Before disconnecting the hoses and tubes,
make match marks on them. After disconnect-
ing them, install oil stopper plugs to them.
1. Remove the counterweight assembly. For
details, see "Removal and installation of coun-
terweight assembly".
2. Remove undercover (1).
2
Part name
q 1
3. Remove undercover (2).
1
4. Remove the hydraulic tank strainer and stop
the oil with oil stopper tool S1.
When not using tool S1, remove the drain
q
plug and drain the oil.
6
5. Drain the coolant.
6
Coolant: 100 l
6. Remove 3 covers (3).
a Remove the covers on the rear side, too.
7. Open engine hood (4).
a Open the rear side, too.
50 Disassembly and assembly
Hydraulic tank: 470 l
PC800, 850-8
1