Komatsu HD465-8, Operation & Maintenance Manual

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1.
Stop the engine.
2.
Drain the oil in the transmission case.
1) Place a container to catch oil just under the drain plug
(1).
2) Remove the drain plug (1).
3) Loosen the drain valve (2) and drain the oil.
4) After draining the oil, tighten the drain valve (2).
5) Install the drain plug (1).
3.
Drain the oil in the brake sub-tank.
1) Place a container to catch oil just under the drain plug
(3).
2) Remove the drain plug (3).
3) Loosen the drain valve (4) and drain the oil.
4) After draining the oil, tighten the drain valve (4).
5) Install the drain plug (3).
4.
Wash the strainers (3 places).
1) Remove the bolts (5), and remove the cover (6).
2) Take out the strainer (7).
3) Remove all dirt from strainer (7), then wash it in clean
diesel fuel or flushing oil.
4) Check the strainer (7).
If the strainer is damaged, replace it.
5) Install the new O-ring, and install the strainer (7).
6) Install the cover (6) with bolts (5).
5.
Drain the oil in the brake chamber.
NOTICE
Drain the oil from both right and left chambers.
1) Remove the plug (8).
Removing this plug makes draining the oil from the
brake chamber easier.
MAINTENANCE PROCEDURE MAINTENANCE
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