928G Wheel Loader Transmission Oil - Change Caterpillar

Operate the machine for a few minutes in order to warm the transmission oil.

The machine should be level. Lower the bucket to the ground and apply slight downward pressure. Engage the parking brake and stop the engine.

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1. Remove the cover on the guard (if equipped).

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2. Remove the transmission drain plug. Allow the transmission oil to drain into a suitable container. Clean the transmission drain plug and install the transmission drain plug.

3. Change the transmission oil filter element. Refer to Operation and Maintenance Manual, "Transmission Oil Filter - Replace".

4. Clean the transmission magnetic screen. Refer to Operation and Maintenance Manual, "Transmission Magnetic Screen - Clean".

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5. Fill the transmission with transmission oil through the transmission filler tube. Refer to Operation and Maintenance Manual, "Lubricant Viscosities" and Operation and Maintenance Manual, "Refill Capacities".

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6. Remove the transmission breather that is located on the top of the transmission case. Install a new transmission breather.

7. Start the engine and run the engine at low idle. Apply the service brake. Slowly operate the transmission controls in order to circulate the oil.

8. Move the transmission control lever to NEUTRAL and engage the parking brake. Inspect the transmission for leaks.

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9. Maintain the transmission oil level between the "LOW" mark and the "HIGH" mark in the sight gauge when the transmission is warm and the engine is running. Maintain the transmission oil level to the top of the sight gauge when the transmission is cool and the engine is not running. Add transmission oil through the transmission filler tube, if necessary.

10. Stop the engine.