Komatsu PC210-10 DEMOLITION BASE SPEC., Operation & Maintenance Manual

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MAINTENANCE MAINTENANCE SCHEDULE TABLE
4–79
EVERY 5000 HOURS MAINTENANCE
EVERY 5000 HOURS MAINTENANCE:ALL-33G0-015A00A
Carry out the periodic maintenance work of every 100, 250, 500 and 1000 hours of operation at the same time.
CHANGE OIL IN HYDRAULIC TANK
CHANGE OIL IN HYDRAULIC TANK:PC220-PM30-292K00A
k
WARNING
q
The parts and oil are at high temperature immediately after the engine is stopped, and may cause seri-
ous burns. Wait for the temperature to go down before carrying out the work.
q
When removing the oil filler cap, the oil may spout out. Turn it slowly to release the internal pressure, then
remove it.
NOTICE
If the machine is equipped with a hydraulic breaker, the hydraulic oil will deteriorate much faster than in
the normal bucket operations. For details, see "MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER
(4-11)" when carrying out maintenance.
q
Refill capacity: 132 litres
q
Prepare a handle (for the socket wrench).
1. Swing the upper structure so that the drain plug on the
lower side of the suction tube comes to the middle of the
right and left tracks.
2. Retract the arm and bucket cylinder rods, then lower the
boom and put the teeth in contact with the ground.
3. Set the lock lever to the LOCK position and stop the engine.
4. Remove the cap of oil filler port (F) at the top of the hydrau-
lic tank.
5. Place the oil container under the drain plug below the suc-
tion tube. Using the handle, remove drain plug (P) and drain
the oil. Check the O-ring installed to plug (P) for damage.
Replace the O-ring with a new one if necessary. After drain-
ing the oil, tighten drain plug (P).
q
The specified tightening torque is 68.6 ± 9.81 Nm (7 ± 1
kgm).
q
When removing drain plug (P), be careful not to get oil
on yourself.
6. Add the replacement amount of oil through oil filler (F).
Check that the oil level is between the H and L lines on the
sight gauge.
q
For details of appropriate oils, see "RECOMMENDED
FUEL, COOLANT, AND LUBRICANT (7-4)".
q
For details of oil level inspection method, see "CHECK
OIL LEVEL IN HYDRAULIC TANK, ADD OIL (3-148)".
7. Bleed the air from the hydraulic circuit.
For details of the method of bleeding the air from the
hydraulic circuit, see "BLEED AIR FROM HYDRAULIC
CIRCUIT (4-36)".