PLIERS-JOINT 2386297 - Caterpillar

Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact the skin.
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.
Park the machine on a level surface. Engage the parking brake and stop the engine.
Illustration 1 g01164290
Remove filler cap (1) in order to prevent a vacuum in the torque converter sump. Install the filler cap after the torque converter sump is drained. This will prevent dirt from entering the system.
Remove drain valve plug (2) in the torque converter sump. Install a 100 mm (4 inch) long NPT pipe nipple in order to open the internal drain valve. The outer diameter of the NPT pipe nipple should be 25 mm (1 inch). Drain the oil into a suitable container. Note: Hand tighten the NPT pipe nipple. Do not use tools.
Remove the pipe nipple. Clean the drain plug and install the drain plug.
Illustration 2 g01164303
Remove the bolts from screen cover (3). The screen cover is located at the lower left rear corner of the sump. Remove the cover and the screen assembly.
Wash the screen assembly and the cover in a clean, nonflammable solvent. Do not crush the screen assembly.
Inspect the cover gasket for damage. If the cover gasket is damaged, use a new gasket.
Install the screen. Install the cover assembly.
Illustration 3 g01164452
Remove the filler cap and fill the torque converter to the top of upper sight gauge (4). See Operation And Maintenance Manual, "Lubricant Viscosities". See Operation And Maintenance Manual, "Capacities (Refill)".
Operate the engine for ten seconds and then turn off the engine. The oil level will decrease as oil fills the system.
Check the oil level in the torque converter sump. If necessary, add oil in order to raise the oil level to the "FULL" mark of the upper sight gauge.
Start the engine and operate the engine at low idle. Make sure that the parking brake is engaged. Check for leaks and make any necessary repairs.
Operate the engine until the torque converter oil reaches operating temperature. Torque converter stalls may be performed in order to bring the torque converter oil up to operating temperature.
Check the oil level with the engine at low idle and the transmission in neutral.
Maintain the oil level until the oil level stabilizes in the "FULL" mark of the upper sight gauge. If necessary, add oil.
Clean the filler cap and install the filler cap on the filler tube.
Failure to properly fill the torque converter sump after an oil change may cause damage to the power train system. Follow the procedure that is described above.The transmission direction and speed control MUST be left in NEUTRAL until the system is full.