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At operating temperature, the hydraulic tank is hot and under pressure. Hot oil and components can cause personal injury. Do not allow hot oil or components to contact skin. Remove the filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand. Remove the filler cap slowly in order to relieve pressure. |
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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. |
- Lower the bulldozer and the ripper to the ground.
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Illustration 1 g03536116 - Slowly remove the hydraulic tank filler cap (1) in order to relieve the pressure in the hydraulic oil system.
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Illustration 2 g01194147 - Remove the filter element (2). Properly discard the filter element.
Apply a thin coat of oil to the seal on the new filter.
- Install the filter element by hand. When the seal contacts the base, tighten the nut with an additional 3/4 turn.
- Remove the retainer ring from the oil filler tube.
- Remove the strainer from the oil filler tube.
- Wash the screen in a clean nonflammable solvent.
- Inspect the seal on the filler cap. Replace the seal if the seal is worn or if the seal is damaged.
- Install the strainer, the retainer ring, and the cap.
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Illustration 3 g01194009 - Maintain the hydraulic oil to the "FULL" mark in the sight gauge.
- Open the access door on the right side of the machine.
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Illustration 5 g01604335 - Use a strap type wrench to remove the filter element. Dispose of the used filter element properly.
- Clean the filter mounting base. Make sure that all of the used gasket is removed.
- Apply a thin coat of oil to the seal on the new filter. Install a new hydraulic oil filter by hand.
Note: Instructions for the installation of the filters 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.
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| Illustration 4 | g03536123 |
