BOLT SET 1134578 - Caterpillar

Illustration 1 g00845941
(1) Oil filler plug
(2) Oil level plug
(3) Oil drain plug
Position one final drive so that the three plugs are aligned vertically. Note: Refer to Operation and Maintenance Manual, "General Hazard Information" for information on Containing Fluid Spillage.
Remove oil filler plug (1), level plug (2) and drain plug (3). Allow the oil to drain into a suitable container.
Clean the plugs and inspect the plugs. Replace a worn plug or a damaged plug.
Apply pipe sealant to oil filler plug (1), level plug (2) and drain plug (3).
Install drain plug (3).
Add oil through the opening of filler plug (1).
Fill the final drive to the bottom of the opening for level plug (2). Refer to Operation and Maintenance Manual, "Lubricant Viscosities" and Operation and Maintenance Manual, "Refill Capacities".
Install level plug (2) and filler plug (1).
Perform Step 1 to Step 8 on the other final drive. Do not use the same container for the oil from the final drives. The oil samples from the final drives must be separate.
Completely remove any oil that has spilled.
Start the engine and allow the final drives to operate through several cycles.
Stop the engine.
Check the oil level.
Maintain the oil level to the bottom of the opening for level plug (2).
Check the drained oil for metal chips or for particles. If there are any chips or particles, consult your Caterpillar dealer. Note: Dispose of drained fluids according to local regulations.