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50 Disassembly and assembly
Power train system
Power train system
Removal and installation of travel motor and final drive assembly
DF10-924-K-00-A)
Place the machine on a level ground and
lower the work equipment to the ground in a
stable posture.
Stop the engine, turn the battery disconnect
switch to OFF position, and remove the key.
(For details, see Testing and adjusting,
"Handling battery disconnect switch".)
Set the lock lever in LOCK position.
Lower the work equipment to the ground and
stop the engine. Then, loosen the cap of the
hydraulic tank to release the internal
pressure in the tank.
Removal
(PC88MR-DF10-520-K-01-A)
1. Separate the track. For details, see "Separation
and connection of track shoe assembly".
2. Swing the work equipment 90 deg. and raise the
machine off the ground by using the work
equipment to set block [1] between the track
frame and track shoe.
3. Keep slinging sprocket (1) and remove it. [*1]
Sprocket (1):
20 kg
4. Remove travel motor cover (2).
50-76
(ALL-C100-001-K-50-A)
5. Disconnect travel motor hoses (3) (4 pieces).
6. Sling travel motor and final drive assembly (4),
and remove them. [*2]
a Take extreme care not to damage the nipple
seal of hose mounting portion.
Travel motor and final drive assembly
(4):
90 kg
Installation
(PC88MR-DF10-720-K-00-A)
Perform installation in the reverse order of
removal.
[*1]
(PC88MR-
PC88MR-10
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