Galeo PC600-7, Operation & Maintenance Manual

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MAINTENANCE PROCEDURE
MAINTENANCE
4-62
EVERY 1000 HOURS MAINTENANCE 4
Maintenance for every 10, 100, 250 and 500 hours service should be carried out at the same time.
REPLACE HYDRAULIC OIL FILTER ELEMENT 4
WARNING
q
The parts and oil are at high temperature after the engine is stopped, and may cause burns. Wait for
the temperature to go down before starting the work.
q
When removing the oil filler cap, turn it slowly to release the internal pressure, then remove it.
1. Set the work equipment on the hard and flat ground in the
maintenance posture as shown in the figure, then lower it to
the ground and stop the engine.
2. Remove the cap from oil filler (F) on top of the hydraulic tank,
and release the internal pressure.
3. Loosen 4 bolts, then remove cover (1).
When doing this, the cover may fly out under the force of
spring (2), so hold the cover down when removing the bolts.
4. After removing spring (2), valve (3) and strainer (5), take out
element (4).
q
If there are metal particles or foreign material inside
strainer (5), please contact your Komatsu distributor.
5. Clean the removed parts in diesel oil.
6. Install the new element in the place where old element (4)
was installed.
7. Set valve (3), strainer (5) and spring (2) on top of the element.
8. Set cover (1) in position, push it down by hand, and install the
cover with the mouning bolts.
9. Install the cap of oil filler port (F).
10. To bleed the air, start the engine according to "STARTING
ENGINE (3-89)" and run the engine at low idling for 10 min-
utes.
11. Stop the engine.
REMARK
Operate the machine after halting for more than 5 minutes to eliminate bubbles in the oil inside the tank.
12. Check for oil leakage and wipe off any spilled oil.