PLUG 9R3172 - Caterpillar

Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact skin.
Drain the axle oil while the oil is warm. The warm oil will allow waste particles that are suspended in the oil to drain properly.
Illustration 1 g02384305
(1) Front axle fill plug
(2) Front axle drain plug Note: The front axle steers the machine.Note: Refer to the Operation and Maintenance Manual, "General Hazard Information" for information in containing fluid spillage.
Remove the dirt that is around each plug.
Remove drain plug (2) and level plug (1). Allow the oil to drain into a suitable container.
Clean each plug and inspect the O-ring seals. If wear or damage is evident, replace the plugs, and/or the O-ring seals.
Install drain plug (2).
Fill the axle with oil to the bottom of the fill plug opening. See Operation and Maintenance Manual, "Lubricant Viscosities" and Operation and Maintenance Manual, "Capacities (Refill) ".
Install fill plug (1).
Completely remove the oil that has spilled onto surfaces.
Check the drained oil for metal chips or for particles. If there are any chips or particles, consult your Cat dealer.
Properly dispose of the drained material. Obey local regulations for the disposal of the material.