VALVE-RELIEF 2904134 - Caterpillar

Hot oil and components can cause personal injury.Do not allow hot oil or components to contact skin.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Dispose of all fluids according to local regulations and mandates.
Note: The hydraulic oil tank must be drained in order to change the implement return oil filter. See Operation and Maintenance Manual, "Hydraulic System Oil - Change".
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An indicator on the dash panel will illuminate when the implement return oil filter is plugged.
Place an oil pan below the filter that will be replaced. You may lose a small amount of oil when you replace each filter.
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The implement return oil filter is located on the right side of the machine. The filter is located below the cab behind the axle. Access the implement return oil filter below the machine. Remove the filter element. Inspect the filter for debris. See Operation and Maintenance Manual, "Oil Filter - Inspect".
Wipe the sealing surface of the filter base. Make sure that you remove all of the former filter seal.
Apply a thin coat of oil to the seal on the new filter. Install the filter by hand. When the filter seal contacts the filter base, tighten the filter element by an additional turn of 270 degrees. Rotation marks are spaced at 90 degree intervals. Use these rotation marks as a guide for proper tightening.