MAINTENANCE SERVICE PROCEDURE
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9. After replacing the filter cartridge, add engine oil through
oil filler (F) until the oil level is between the H and L marks
on the dipstick (G).
10. 10. Run the engine at idling for a short time, then stop the
engine, and check that the oil level is between the Hand
L marks on the dipstick. For details, see "CHECK OIL
LEVEL IN ENGINE OIL PAN, ADD OIL (PAGE 3-44)".
REPLACE CORROSION RESISTOR CARTRIDGE
1. Open the engine side cover on the right side of the
machine body, and remove filter cover(1) from the lower
section.
2. Screw in valve(2) at the top of the corrosion resistor.
3. Using the filter wrench, turn cartridge(3) counterclock-
wise to remove it.
4. Apply engine oil to the sealing surface of a new cartridge,
then install it to the filter holder.
5. When installing, tighten unit the packing surface contacts
the seal surface of the filter holder, then tighten it up 2/3
of a turn.
6. Open valve (1).
Use Komatsu genuine cartridge.
REPLACE POWER TRAIN OIL FILTER ELEMENT
1. Open cover at the right side of the machine.
2. Remove mounting bolts(2) of filter(1), then remove
cover(3).
3. Remove the cover(4) under the fender, loosen drain
plug(P), and drain the oil inside the filter case.
4. Take out element(5).
5. Clean the removed parts and the inside of the case, then
install a new element.
Use Komatsu genuine element.
6. Set so that the side hole of cover(3) is in the direction to
match hole(A) of filter case(1), then tighten with bolts(2).
7. Install drain plug (P).
8. Loosen air bleed plug(6), start the engine, and when oil
spurts out, tighten the plug.
9. Close the cover at right side of machine.
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