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50 Disassembly and assembly
Removal and installation of
hydraulic pump assembly
Special tools
Part number
796-460-1210
Oil stopper
C
796-770-1320
Adapter
Removal
k
Disconnect the negative (–) terminal from
the battery.
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 of the hydraulic tank.
a Attach an identification tag to each piping to
avoid a mistake in the position of installation
later.
1.
Remove the hydraulic tank strainer and stop
the flow of oil using tool C.
a When not using tool C, remove the drain
plug to drain oil from the hydraulic tank
and piping.
6
Hydraulic tank: 248 l
2.
Drain oil from the damper case.
6
Damper case: Approx. 1.07 l
PC300, 350-8
Part name
q 1
q 1
3.
Open cover (1) and remove covers (2) – (4).
1
4.
Remove cover (5).
5.
Remove covers (6) and (7).
SEN02639-02
11
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Troubleshooting
