FILM-IDENTIFICATION 2622827 - Caterpillar

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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g00935569The transmission oil filter is located on the left side of the machine near the articulation joint.Note: The hose for the steering cylinder may obstruct the bottom of the filter.
Stop the engine and remove the key.
Turn the battery disconnect switch to the OFF position.
Illustration 2 g01095645
Earlier machines will need to remove the transmission guard from the bottom of the machine in order to access the drain plug. Later machines have an access hole in the transmission guard for the transmission drain plug. Note: The drain valve is an ecology drain valve.
Remove the transmission drain plug from the bottom of the transfer gear case. Attach a hose to a 126-7914 Oil Drain Coupling. Install the threaded end of the coupling into the drain valve in order to unseat the internal drain valve. Allow the oil to drain into a suitable container.
Illustration 3 g01095647
The transmission oil filler tube is located near the articulation joint on the left side of the machine. Remove the transmission oil filler cap in order to ease drainage.
Illustration 4 g00930161
Remove bolts (2) and cover plate (1) from the bottom of filter housing (4).
Remove filter element (3) from filter housing (4). Dispose of the used filter element properly.
Clean the filter housing and the filter housing base with a clean, nonflammable solvent.
Inspect the cover seal for the filter housing. Replace the seal if the seal is damaged.
Clean the transmission drain plug. Install the transmission drain plug.
Install a new filter element, the cover plate and bolts on the bottom of the transmission oil filter housing.
Fill the transmission with oil. Reference: Refer to Operation and Maintenance Manual, "Capacities (Refill)" for the proper amount of oil.
Clean the filler cap and install the filler cap.
Start the engine and run the engine at low idle.
Slowly operate the transmission control in order to circulate the transmission oil. Return the transmission to neutral.
Stop the engine. Check the transmission oil filter for leaks.
Illustration 5 g00935572
Check the transmission oil level. Reference: Refer to Operation and Maintenance Manual, "Transmission Oil Level - Check" for the correct procedure.