Removal Procedure
| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| ZZ | 179-4495 | Protective Cap | 4 |
| 5P-2299 | Flared Plug | 1 | |
| 3R-6789 | Flared Cap | 1 | |
Start By:
- Connect the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".
- Release the pressure in the hydraulic system. Refer to Disassembly and Assembly, "System Pressure - Release".
Note: SERVICE DATA: TOOLING (ZZ) WILL NOT BE IDENTIFIED IN PHOTOGRAPHS IN THE REMOVAL OR THE INSTALLATION. THIS TOOLING IS SHOWN IN ORDER TO ASSIST THE EXPERIENCED SERVICEMAN.
Note: Cleanliness is an important factor. Before the removal procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.
Note: Put identification marks on all lines, on all hoses, on all wires and on all tubes for installation purposes. Plug all lines, all hoses and all tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
| 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 Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products. Dispose of all fluids according to local regulations and mandates. |
- Drain the hydraulic tank into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Capacities (Refill)" for the capacity of the hydraulic tank. Refer to Operation and Maintenance Manual, "Hydraulic System Oil - Change" for the proper draining procedure.
- Disconnect hose assembly (2) from secondary steering diverter valve (1) .
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| Illustration 1 | g01091151 |
View from the articulated hitch area | |
- Disconnect hose assembly (3) from secondary steering diverter valve (1) .
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| Illustration 2 | g01091153 |
- Loosen four hose clamps (4). Remove elbow (6) from secondary steering diverter valve (1) .
 | |
| Illustration 3 | g01091154 |
View of the right side of the rear frame | |
- Disconnect hose assembly (5) .
- Disconnect hose assemblies (7) and (10) from secondary steering diveter valve (1) .
 | |
| Illustration 4 | g01091155 |
View of the right side of the rear frame | |
- Disconnect electrical harness (8) .
- Attach a suitable lifting device to secondary steering diverter valve (1). The weight of the secondary steering diverter valve (1) is a approximately 44 kg (97 lb).
- Remove three bolts (9), the washer and the spacers.
Note: Identify the three spacers for assembly purposes.