Usage:
Start By:
a. Install the steering frame lock pin. Refer to Disassembly and Assembly, "Steering Frame Lock Pin - Remove and Install" for the machine that is being serviced
b. Release the pressure from the hydraulic system. Refer to Disassembly and Assembly, "Hydraulic System Pressure - Release" for the machine that is being serviced.
| NOTICE |
|---|
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. 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 in Caterpillar machines. Dispose of fluids according to local regulations and mandates. |
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 will help prevent fluid loss and this will help to prevent contaminants from entering the system.
1. Remove four bolts (1) and the washers that hold cover (2) to the operator's station door. Remove cover (2).
2. Remove the four bolts that hold steering secondary lockout valve (4) to manifold (3). Remove lockout valve (4) from manifold (3).
Installation Procedure
NOTE: Check the condition of all O-ring seals and of all parts. If any components are worn or damaged, use new parts for replacement.
1. Put steering secondary lockout valve (4) in position on manifold (3). Install the four bolts that hold lockout valve (4) to manifold (3).
2. Put cover (2) in position on the operator's station door. Install four bolts (1) and the washers that hold cover (2) to the operator's station door.
3. Fill the hydraulic tank with oil to the correct level. Refer to Operation and Maintenance Manual for the machine that is being serviced.
4. Check the operation of the steering secondary lockout valve. Refer to Systems Operation, Testing and Adjusting, Steering System "Steering Secondary Lockout Valve (STIC Steer) - Check" for the machine that is being serviced.
End By:
a. Remove the steering frame lock pin. Refer to Disassembly and Assembly, "Steering Frame Lock Pin - Remove and Install" for the machine that is being serviced.