SHAFT 7G0419 - Caterpillar

Removal Procedure
Note: Cleanliness is an important factor. Before you begin the removal procedure, the exterior of the components should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.
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.
Illustration 1 g01228949
Remove bolts (1) and guard (2).
Illustration 2 g01228950
Disconnect harness assembly (4).
Remove bolts (3) and relief valve (5).
Illustration 3 g01228952
Remove O-ring seal (6).
Repeat Steps 2 through 4 for the remaining relief valves. Installation Procedure
Note: Cleanliness is an important factor. Before assembly, thoroughly clean all parts in cleaning fluid. Allow the parts to air dry. Do not use wiping cloths or rags to dry parts. Lint may be deposited on the parts which may cause trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement. Dirt and other contaminants can damage the precision component. Perform assembly procedures on a clean work surface. Keep components covered and protected at all times.Note: Check the O-ring seals, the gaskets, and the seals for wear or for damage. Replace the components, if necessary.
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.
Illustration 4 g01228952
Install O-ring seal (6).
Illustration 5 g01228950
Position relief valve (5) and install bolts (3). Tighten bolts (3) to a torque of 30 4 N m (22 3 lb ft). Connect harness assembly (4).
Repeat Steps 1 and 2 for the remaining relief valves.
Illustration 6 g01228949
Position guard (2) and install bolts (1). Tighten bolts (1) to a torque of 28 7 N m (21 5 lb ft).