302.5C Mini Hydraulic Excavator Machine Systems Caterpillar


Main Hydraulic Pump and Gear Pump (Pilot) - Install

Usage:

302.5C GBB

Installation Procedure


NOTICE

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, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.

Dispose of all fluids according to local regulations and mandates.


Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should not be used to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement.




    Illustration 1g01175471

  1. Position main hydraulic pump (3) and gear pump (5) and install bolts (2) .

  1. Connect hose assemblies (1) and hose assembly (6) to main hydraulic pump (3) .

  1. Connect hose assemblies (4) to gear pump (5) .

  1. Fill the hydraulic system. Refer to Operation and Maintenance Manual, "Hydraulic System Oil - Change".

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