Removal Procedure
Start By:
- Install the wheel chocks. Refer to Disassembly and Assembly, "Wheel Chock (Front and Rear) - Remove and Install".
- Connect the frame lock link. Refer to Disassembly and Assembly, "Frame Lock Link - Separate and Connect".
NOTICE |
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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. |
Hot oil and components can cause personal injury. Do not allow hot oil or components to contact skin. |
NOTICE |
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Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
Note: Install caps and plugs on all openings in order to prevent dirt or debris from entering the system. 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 components.
Note: For easier assembly, mark all hose assemblies, tube assemblies, wire harnesses and cables for identification purposes.
- Turn the battery disconnect switch to the OFF position.
- Open drain adapter (1) on the bottom of the output transfer gear case. Drain the output transfer gear case. The capacity of the power train system is approximately 379 L (100 US gal).
Illustration 1 | g00582903 |
The power train guard is removed for photographic purposes. |
- Remove two bolts (2) and the hard washers that secure guard (3) and sensor housing (4) to the output transfer gear case.
Illustration 2 | g00604496 |
- Remove guard (3) from the output transfer gear case. Disconnect wiring harness (5) from the speed sensor.
- Remove speed sensor (6) and the O-ring seal from sensor housing (4) .
Illustration 3 | g00604497 |
Installation Procedure
Note: Verify that all of the components of the speed sensor are clean and free of foreign material prior to installation.
Note: Check all of the components and all of the O-ring seals for wear or for damage. Replace the components, if necessary. Lubricate the O-ring seals lightly with the lubricant that is being sealed.
- Install speed sensor (6) and the O-ring seal to sensor housing (4). Refer to Testing and Adjusting, "Power Train Electronic Control System" for the appropriate procedure.
Illustration 4 | g00604497 |
- Connect wiring harness (5) to the speed sensor. Position guard (3) to the output transfer gear case.
Illustration 5 | g00604496 |
- Install two bolts (2) and the hard washers that secure guard (3) and sensor housing (4) to the output transfer gear case.
- Close drain adapter (1) on the bottom of the output transfer gear case. Fill the output transfer gear case with oil.
Illustration 6 | g00582903 |
- Refer to Operation and Maintenance, "Transmission Oil Level - Check". Refer to Operation and Maintenance, "Lubricant Viscosities" for the appropriate oil. The approximate capacity of the power train system is 379 L (100 US gal).
- After the machine idles for two minutes, recheck the oil level of the output transfer gear case. If necessary, fill the output transfer gear case.
End By:
- Separate the frame lock link. Refer to Disassembly and Assembly, "Frame Lock Link - Separate and Connect".
- Remove the wheel chocks. Refer to Disassembly and Assembly, "Wheel Chock (Front and Rear) - Remove and Install".