Start By:
- Connect the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".
- Release the pressure in the implement hydraulic system. Refer to Disassembly and Assembly, "System Pressure - Release".
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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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Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact skin. |
Note: Put identification marks on all lines and on all hoses for installation purposes. Plug all lines and all hoses. This will help to prevent fluid loss and this will help to keep contaminants from entering the system.
- Drain the oil from the implement hydraulic tank into a suitable container. The tank capacity is
326 L (85 US gal) .Show/hide table
Illustration 1 g00434245 Show/hide table
Illustration 2 g00465807 - Open two platform doors (1) behind the cab in order to access pilot pump (2).
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Illustration 3 g00465809 - Disconnect two hose assemblies (3).
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Illustration 4 g00465810 - Remove bolts (4) and pilot pump (2).
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Illustration 5 g00465811 - Remove O-ring seal (6) from the mounting flange.
- Remove coupling (5) from the pilot pump.
Note: Refer to Disassembly and Assembly, "Gear Pump (Pilot) - Disassemble" for the correct disassembly procedure. Refer to Disassembly and Assembly, "Gear Pump (Pilot) - Assemble" for the correct assembly procedure.
