JOINT- 3228079 - Caterpillar

Removal procedure
Start by:a. Remove the break pump.b. Release all the system pressure.
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.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
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Open cover (1).
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Remove bolts (2) and reposition breather assembly (3).
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Disconnect hose assemblies (4) and remove bolts (5).
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Reposition hose assemblies (6). Attach suitable lifting device to piston pump (7). The weight of piston pump (7) is approximately 60 kg (132 lb).
Remove piston pump (7) and the O-ring seal.Installation procedure
Install piston pump (7) in the reverse order of removal.