Every 8000 Hours Maintenance; Every 9000 Hours Maintenance; Method For Replacing Fuel Spray Prevention Cap; Method For Replacing Def Hose - Komatsu PC290LC-11 Operation & Maintenance Manual

MAINTENANCE
4.
Remove the cap of oil filler port (F).
5.
Remove undercovers (1).
6.
Place the oil container to receive oil under drain plug (P)
under the suction tube.
When removing drain plug (P), be careful not to get oil on
yourself.
7.
Remove drain plug (P), and drain the oil.
Check the installed O-ring for damage. Replace O-ring
with a new one if necessary.
8.
After draining the oil, tighten drain plug (P).
Tightening torque: 58.8 to 78.4 Nm{6 to 8 kgm}
9.
Add the refill capacity of oil through oil filler port (F).
10. Check that the oil level is between H and L lines on sight
gauge (G).
For applicable oils, see "USE OF FUEL, COOLANT AND
LUBRICANTS TO ACCORDING TO AMBIENT TEMPER-
ATURE (7-6)".
For the method of checking the oil level, see "METHOD
FOR CHECKING OIL LEVEL IN HYDRAULIC TANK,
ADDING OIL (3-144)".
11. Bleed air from the hydraulic circuit.
For the air bleeding procedure of hydraulic circuit, see "METHOD FOR BLEEDING AIR FROM HYDRAUL-
IC CIRCUIT (4-36)".
12. Install undercover (1).

EVERY 8000 HOURS MAINTENANCE

Maintenance for every 100, 250, 500, 1000, 2000 and 4000 hours service should be performed at the same
time.

METHOD FOR REPLACING FUEL SPRAY PREVENTION CAP

Ask your Komatsu distributor for replacement of the fuel spray prevention caps.

EVERY 9000 HOURS MAINTENANCE

Maintenance for every 100, 250, 500, 1000 and 4500 hours service should be performed at the same time.

METHOD FOR REPLACING DEF HOSE

Ask your Komatsu distributor for replacement of the DEF hose.

END OF SERVICE LIFE

• For safe dismantling of the machine at the end of service life, please contact your Komatsu distributor.
MAINTENANCE PROCEDURE
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