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Personal injury or death could result when towing a disabled machine incorrectly. Block the machine to prevent movement before releasing the brakes. The machine can roll free if it is not blocked. |
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| Illustration 1 | g00688984 |
- When possible, engage parking brake control (1).
- Block the wheels.
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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, "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.
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Illustration 2 g00288892 Location of the drain plug for the final drives Show/hide table
Illustration 3 g00640485 - Remove drain plugs (2) for the final drives. Drain the oil into a suitable container.
- Remove the cover from each rear wheel.
- Remove the axle shafts. Refer to the Power Train Disassembly and Assembly, "Axle Shaft - Remove" for the correct procedure.
- Remove any damaged power train components that may rotate when the machine is towed.
Note: If the final drive fails, clean the system before you tow the machine. Debris in the wheel can cause extensive damage to the machine when you tow the machine.
- Replace the cover for each rear wheel.
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NOTICE When towing the machine, attach tow line to the front tow hooks or rear tow pin only.
- Hook up the towing machine. Refer to Operation and Maintenance Manual, "Towing the Machine" for guidelines.
- Start the engine. Make sure that none of the power train components are causing additional damage.
- Disengage parking brake control (1).
- Check the steering by turning the steering wheel to the right and to the left.
- Check the braking by applying the service brake pedal.
- Remove the blocks from the wheels.
- Tow the disabled machine while the engine of the disabled machine is running. Pull the disabled machine with the towing machine.
- Make sure that none of the power train components are causing additional damage.
- After the repairs are completed, install the axle shafts. Refer to the Power Train Disassembly and Assembly, "Axle Shaft - Install " for the procedure.
- Fill the differential and final drives. See Operation and Maintenance Manual, "Capacities (Refill)". Before you operate the machine, check the oil level in the final drives. See Operation and Maintenance Manual, "Differential and Final Drive Oil - Check".
