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SEN02636-03
Removal and installation of
hydraulic oil cooler assembly
Removal
k
Lower the work equipment to the ground
and stop the engine. Then, loosen the
hydraulic oil filler cap slowly to release the
internal pressure.
k
Disconnect the negative (–) terminal from
the battery.
1.
Drain the hydraulic oil.
6
Hydraulic oil: 248 l
2.
Remove the bottom cover of the hydraulic oil
cooler.
3.
Open the cover at the front of the hydraulic oil
cooler.
4.
Open the engine hood and sling the hydraulic
oil cooler temporarily.
5.
Remove the mounting bolts of cover (1) and
move the cover down.
6.
Pull out pin (2).
7.
Set hole (3) to the position of bolt (4) to fix the
engine hood.
28
8.
Remove drain plug (5) from the bottom of the
hydraulic oil cooler to drain the oil from the pip-
1
ing.
9.
Disconnect tube (6).
10. Remove seal (7).
11. Disconnect tube (8) from the top of the hydrau-
lic oil cooler.
12. Remove 2 mounting bolts (9).
50 Disassembly and assembly
PC300, 350-8
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Troubleshooting
