How to Change Differential & Final Drive Oil for Caterpillar 950F

Here is a maintenance guide on how to change differential & final drive oil for Caterpillar 950F excavator.If you want to know more about Caterpillar case,please refer to Caterpillar Trouble Repair.

 

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Notice:

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing,adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component

containing fluids.

Dispose of all fluids according to local regulations and mandates.

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Note: The axle housings are equipped with magnetic drain plugs.

1.Remove drain plugs (2). Allow the oil to drain into a suitable container.

2.Clean the drain plugs and install the drain plugs.

3.Wipe off dipstick/fill plugs (1) and the surfaces around dipstick/fill plugs (1).

4.Remove the dipstick/fill plugs. Fill the axles with oil.

5.Clean the dipstick/fill plugs and install the dipstick/fill plugs.

6.Run the machine on level ground for a few minutes in order to equalize the oil level in the axle. Check the oil level in the axle.

 

Differential and Final Drive Oil Level – Check

Note: Before you measure the oil level, operate the machine for a few minutes in order to equalize the oil level.

1.Park the machine on level ground. Lower the bucket and apply slight downward pressure.

Engage the parking brake. Stop the engine.

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2.Remove dipstick/fill plug (1) on the left side of the axle. Wipe off the level gauge with a clean cloth and reinsert the plug. This will ensure a more accurate measurement of the oil level.

Note: Make sure that the plug is installed completely before you check the oil level. If the plug is not installed completely, an incorrect oil level reading can occur.

3.Remove dipstick/fill plug (1) again and check the oil level. Maintain the oil level between the ADD mark and the FULL mark. Add oil, if necessary.

4.Clean the plug and install the plug.

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