Komatsu D51EX-24, Operation & Maintenance Manual

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METHOD FOR CHANGING OIL IN HYDRAULIC TANK, REPLACING HYDRAULIC
OIL FILTER CARTRIDGE, REPLACING HST OIL FILTER CARTRIDGE, AND
CLEANING HYDRAULIC TANK STRAINER
k k
WARNING
• Immediately after the engine is stopped, its parts and oil are still very hot and may cause burn in-
jury. Wait for the temperature to go down, and then start the work.
• When the oil filler cap is removed, oil may spurt out. Turn the cap slowly to release the internal
pressure, then remove it carefully.
• Stop the engine, and turn the starting switch and the battery disconnect switch keys to OFF posi-
tions when handling the battery.
Refill capacity: 63 ℓ
Prepare an oil container to receive the oil, a filter wrench, and hose.
Use a hose which can reach the container to receive the oil.
1.
Lower the work equipment to the ground and stop the engine.
2.
Loosen the cap of oil filler port (F) slowly on the top of the
hydraulic tank to release the internal pressure in the hy-
draulic tank.
3.
Remove the cap.
4.
Open the hydraulic tank inspection cover on the left side of
the machine.
5.
Remove the grommet (1) at the lower part of the hydraulic
tank.
6.
Remove the drain hose (2).
MAINTENANCE PROCEDURE MAINTENANCE
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