PUMP GP-PISTON 6E4469 - Caterpillar

Illustration 1 g03105612
Remove the hydraulic tank filler cap that is located under the access panel on the top of the engine compartment.
Illustration 2 g01210154Note: The hydraulic filter is located next to the rear axle.
Remove the filter element with a strap type wrench.
Clean the filter element mounting base. Remove any part of the filter element gasket that remains on the filter element mounting base.
Apply a light coat of oil to the gasket of the new filter element.
Install the new oil filter. Tighten the oil filter to a torque of 44.74 8 N m (33 6 lb ft). Instructions for the installation of the filter are printed on the side of each Caterpillar spin-on filter. For non-Caterpillar filters, refer to the installation instructions that are provided by the supplier of the filter.
Remove the hydraulic tank breather. Replace the old breather with a new breather.
Illustration 3 g01412213
Maintain the hydraulic oil level in the sight gauge between the "MIN" mark and the "MAX" mark. Add oil, if necessary.
Inspect the gasket on the hydraulic tank filler cap for damage. Replace the gasket, if necessary.
Install the hydraulic tank filler cap.
Close the access door.