Start By:
- Remove the cab front plate. Refer to Disassembly and Assembly, "Plate (Cab Front) - Remove and Install".
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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. |
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Personal injury can result from the sudden release of high pressure oil. Be sure the engine has been shut off for a minimum of five minutes to ensure that the accumulator pressure is zero. The accumulator is filled with dry nitrogen. Do not loosen or remove the valve or the cap from the top of the accumulator. |
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Personal injury can result from hot oil or hot components. At operating temperature, oil is hot and under pressure. Hot oil can cause burns. Remove the fill cap only when the engine is stopped, and the fill cap is cool enough to touch with your bare hand. Do not allow hot oil or components to contact skin. |
Note: Put identification marks on all hose assemblies and on all tube assemblies for installation purposes. Plug all hose assemblies and all tube assemblies. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
Note:
- Position a suitable container under metering pump (1) in order to contain the hydraulic oil for storage or disposal. Approximately
4 L (1.1 US gal) of oil will need to be collected when the tube assemblies are disconnected from metering pump (1). - Disconnect tube assembly (2).
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Illustration 2 g00496424 - Disconnect tube assembly (3).
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Illustration 3 g00496425 - Disconnect tube assembly (4).
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Illustration 4 g00496426 - Disconnect tube assembly (5).
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Illustration 5 g00496428 - Loosen nut (6).
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Illustration 6 g00496429 - Remove four caps (7).
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Illustration 7 g00496430 - Remove four bolts (8) and the washers. Use two people in order to remove the metering pump. The weight of the metering pump is
45.36 kg (100 lb) .Show/hide table
Illustration 8 g00496431 - Place metering pump (1) on a suitable bench.
- Mark the orientation of four elbows (9) for installation purposes.
- Remove four elbows (9) from metering pump (1).
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Illustration 9 g00496434 Show/hide table
Illustration 10 g00496432 - Rotate metering pump (1) onto one side, as shown. Remove the following items: four bolts (10), eight washers (11) and eight mountings (12). Remove bracket assembly (13) from metering pump (1).
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Illustration 11 g00496437 - Remove three bolts (14) and the washers. Remove plate (15) from metering pump (1).
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| Illustration 1 | g00496421 |
