IMPELLER-PUMP 8N8455 - Caterpillar

Procedure for Changing the Engine Oil and Filter
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.
The engine oil drain valve is positioned on the right-hand side of the engine oil pan behind the rear axle. The engine oil pan is located above the engine bottom guard.
Illustration 1 g03797213
(1) Engine oil drain valve
Lower the bottom guard that is below the engine.Reference: Refer to Operation and Maintenance Manual, "Bottom Guard Lowering" for the correct procedure.
Connect a drain hose to the outlet of engine oil drain valve (1).
Direct the open end of the engine oil drain hose into a suitable container for collecting the used engine oil.
Open engine oil drain valve (1) and allow the oil to drain into the container.
Once the flow of used engine oil stops, close the engine oil drain valve and remove the drain hose from the drain valve.
Illustration 2 g06053811
Engine compartment viewed from right-hand side of machine
(2) Engine oil filler cap
(3) Engine oil filter
(4) Engine oil level gauge
Open the engine access doors on the right-hand side of the machine. If preferred, the engine access doors may be removed.Reference: Refer to Operation and Maintenance Manual, "Engine Access Door - Open/Close" for information about the engine access doors on this machine.
Use a strap-type wrench to remove engine oil filter (3). Dispose of the used filter properly.
Clean the filter mounting base. Make sure that the used gasket is removed completely.
Illustration 3 g00101318
Apply a thin film of clean engine oil to the seal on the new filter element. Install a new engine oil filter hand tight until the seal of the engine oil filter contacts the base. Note the position of the index marks on the filter in relation to a fixed point on the filter base.Note: There are rotation index marks on the engine oil filter that are spaced 90 degrees or 1/4 of a turn away from each other. When you tighten the engine oil filter, use the rotation index marks as a guide.
Tighten the filter according to the instructions that are printed on the filter. Use the index marks as a guide. For non-Cat filters, use the instructions that are provided with the filter.Note: You may need to use a Cat strap-type wrench, or another suitable tool, to turn the filter to the amount that is required for final installation. Make sure that the installation tool does not damage the filter.
Remove engine oil filler cap (2) and fill the engine crankcase with oil.Reference: Refer to Operation and Maintenance Manual, "Capacities (Refill)" for the proper amount of oil.
Clean the oil filler cap and install the oil filler cap.
Start