Komatsu Galeo HD405-7R, Operation & Maintenance Manual

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MAINTENANCE
SERVICE PROCEDURE
REPLACE TRANSMISSION OIL FILTER ELEMENT
PUMP OUTLET PORT
WARNING
The parts and oil are at high temperature after the engine is stopped, and may cause burns. Wait for the temperature to go down
before starting the work.
When removing the oil filler cap, turn it slowly to release the internal pressure, then remove it.
1. Set the container to catch the oil under the filter case.
2. Remove drain plug (1) at the bottom of the filter case, drain the
oil, then tighten the plug again.
3. Loosen hexagonal portion (3) of case (2), then remove case
(2).
4. Remove the element and clean the inside of the case.
5. Replace the filter gasket and O-ring with new parts. Coat the
gasket and O-ring thinly with clean engine oil before installing.
6. Assemble the new element, then set the case in position and
install it.
Tightening torque for drain: 49 to 58.8 Nm
(5 to 6 kgm, 36.2 to 43.4 lbft)
Tightening torque for case: 58.8 to 78.5 Nm
(6 to 8 kgm, 43.4 to 57.9 lbft)
7. Run the engine for a short time at idle, then stop the engine, and check that the oil is up to the specified level.
For details, see "CHECK OIL LEVEL IN TRANSMISSION CASE, ADD OIL (PAGE 3-76)".
Run the engine at high idle, and when the oil is warmed up, if the Maintenance caution lamp flashes, replace the
element immediately.
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