Komatsu D155AX-8E0, Operation & Maintenance Manual

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16. Loosen cover (7) mounting bolts (6 pieces).
17. Remove cover (7) and pull out inside strainer (8).
18. Clean the strainer in clean diesel fuel or flushing oil.
19. Install strainer (8) to its original position.
20. Install cover (7) with the cover mounting bolts.
21. Add the refill capacity of oil through oil filler port (F).
NOTICE
Do not add oil above H line. It may damage the oil cir-
cuit and cause the oil to spurt out.
If the oil level is higher than H line, stop the engine,
wait until the hydraulic oil cools down, and then re-
move drain plug (1), loosen drain valve (2), and drain
excessive oil.
22. Install the cap.
23. After draining oil, bleed the air from the hydraulic circuit.
See “METHOD FOR BLEEDING AIR FROM HYDRAULIC
CIRCUIT (4-40)”.
24. After bleeding air from the hydraulic circuit, check that the oil is at the specified level.
See “METHOD FOR CHECKING OIL LEVEL IN HYDRAULIC TANK, ADDING OIL (3-142)”.
METHOD FOR CHECKING AND ADDING PIVOT BEARING OIL
1.
Remove plug (1).
If insufficient, add engine oil through the hole of plug (1).
2.
Check that the oil level is at or above the level (25 mm)
shown in the figure.
If insufficient, add engine oil through the hole of plug (1).
3.
Install plug (1).
MAINTENANCE PROCEDURE MAINTENANCE
4-70