HOSE AS 2788269 - Caterpillar

Illustration 1 g00760549
(1) Indicator
(2) Filter
(3) Sight gauge
(4) Filler cap A plugged filter will have excessive differential pressure. The pressure will cause indicator (1) to enter the red zone. If the indicator is in the red zone, change the filter.
Remove filter (2) with a 1U-8760 Chain Wrench.
Clean the sealing surface of the filter mounting base. Ensure that all of the old filter gasket is removed.
Illustration 2 g00103713
Typical filter mounting base and gasket
Note: For the proper oil to use, refer to this Operation and Maintenance Manual, "Refill Capacities and Recommendations" topic (Maintenance Section).
Apply clean oil to the new filter gasket.
Install the filter by hand. Tighten the filter until the gasket contacts the mounting base. Tighten the filter according to the instructions that are shown on the filter. Do not overtighten the filter.
Start the engine. Check the oil level in sight gauge (3). The oil should be between the "ADD" and "FULL" marks on the tank. If necessary, remove filler cap (4). Pour the correct oil into the oil filler. Clean the filler cap. Install the filler cap.