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Maintenance Section
Illustration 252 g00952220
1. To check the oil level on the final drive, position the
machine on level ground. Position the plug for the
final drive on the horizontal center line of the wheel.
2. Fully retract the boom and fully lower the boom.
Move the transmission control to the NEUTRAL
position and engage the parking brake. Shut off the
engine.
3. Clean the area around the plug. Remove the plug.
4. Check that the oil is level with the plug hole. If
necessary, add oil through the plug hole.
5. Clean the plug and reinstall the plug.
6. Repeat Step 1 through Step 5 for each of the three
remaining final drives.
Final Drive Oil Sample - Obtain
Hot oil and components can cause personal injury.
Do not allow hot oil or components to contact skin.
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.
Refer to Special Publication, NENG2500, "Caterpillar
Dealer Service Tool Catalog" for tools and supplies
suitable to collect and contain fluids on Caterpillar
products.
Dispose of all fluids according to local regulations and
mandates.
Illustration 253 g00952220
Fully retract the boom and fully lower the boom. Move
the transmission control to the NEUTRAL position and
engage the parking brake. Shut off the engine.
Obtain a sample of oil from each final drive. Keep the oil
samples separate from each other.
Select a final drive in order to obtain a sample of oil.
Park the machine on level ground and position the plug
for the final drive on the horizontal center line of the
wheel.
Clean the area around the plug and remove the plug.
Use a sampling gun in the plug hole in order to obtain an
oil sample from the final drive. Inspect the plug for
damage. Install the plug.
Repeat this procedure for the remaining final drives.
Analysis of oil from the corresponding final drive will
provide an accurate representation of oil condition
within each system.
Use SOS Oil Analysis in order to monitor the
condition of your oil.
For additional information, refer to the appropriate
Service Manual.