Removal And Installation Of Hydraulic Tank - Komatsu WA250-6 Shop Manual

500 Hydraulic system

Removal and installation of hydraulic tank

Removal and installation of
hydraulic tank
Removal
k
Stop the machine on a level ground and set
the lock bar to the frame to fix the front and
rear frames.
k
Lower the work equipment to the ground,
stop the engine, apply the parking brake,
and put chocks under the tires.
k
Operate the work equipment control lever 2
– 3 times to release the residual pressure in
the work equipment circuit.
1. Open and fix right engine side cover (1).
a Check that the cover is locked securely.
2. Remove right fender (2).
4
Fender: 25 kg
3. Remove covers (3), (4) and (5).
4. Remove hydraulic tank cover (6).
k
Loosen the hydraulic tank cap gradu-
ally to r elea se the pre ss ur e in the
hydraulic tank.
WA250, 250PZ-6
5. Remove tube (7) between the hydraulic tank
and hydraulic oil filter.
1
6. Remove 2 mounting bolts (8) and bracket (9).
a Fix the bracket and hydraulic oil filter to
the machine with ropes.
7. Disconnect suction hose (10) and return hose
(11) from the hydraulic tank tube.
SEN03856-00
[*1]
55
50-500