Removal And Installation Of Hydraulic Pump Assembly - Komatsu Galeo PC138US-8 Shop Manual

SEN02713-00
Removal and installation of
hydraulic pump assembly
Special tools
Sym-
Part No.
bol
796-460-1210 Oil Stopper
D
795-799-1131 Adapter
Removal
k
Park the machine on a level place and lower
the work equipment stably to the ground.
Stop the engine and set the lock lever to
locked position.
k
Release the remaining pressure from the
hydraulic circuit, referring to "Bleeding
residual pressure from hydraulic circuit" in
"Testing and adjusting."
k
Disconnect the negative (-) terminal of the
battery beforehand.
1. Loosen hydraulic drain plug(1) and drain the
hydraulic oil. [*1]
6
Hydraulic oil tank: 69 l l l l
(Capacity: 120 l l l l )
8
Part name
q 1
q 1
a When using tool D to stop oil, remove the
hydraulic oil tank strainer in advance.
1
2. Remove covers (2) and (3).
3. Remove radiator sub tank (4).
4. Disconnect water separator and bracket
assembly (6).
5. Remove engine oil filter bracket (5).
a Move the filter assembly close to the
engine.
50 Disassembly and assembly
PC138US, USLC-8