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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 | g01230506 |
- When possible, move parking brake switch (1) to the ON position.
- Block the wheels.
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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 the guidelines.
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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, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.
Dispose of all fluids according to local regulations and mandates.
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Illustration 2 g01230235 - Remove drain plugs (2) for the final drives. Drain the oil into a suitable container.
- Remove the covers from each of the rear wheels.
- Remove the axle shafts. Refer to Disassembly and Assembly, "Power Train" for the procedure.
Note: If the machine is equipped with the Traction Control System, the axle shafts can only be pulled out approximately
0.5 m (2 ft) . This is adequate for safely towing the machine. - Remove any damaged power train components that may rotate when the machine is towed.
- Start the engine. Make sure that none of the power train components are causing additional damage.
- Disengage the parking brake.
- Check the steering by turning the steering wheel to the right and to the left.
- Check the braking by applying the service brake.
- Remove the blocks from the wheels.
Note: The wheel bearings are not in oil when the final drives are drained. The maximum distance for towing is
30.5 m (100 ft) when the final drives are drained. - Tow the disabled machine while the engine of the disabled machine is running. Pull the disabled machine with the towing machine.
Note: Make sure that none of the power train components are causing additional damage.
- After you complete the repairs, install the axle shafts and the covers. Refer to Disassembly and Assembly, "Power Train" for the procedure.
- Fill the final drives. See Operation And Maintenance Manual, "Capacities (Refill)". Before you operate the machine, check the oil level in the final drives. If necessary, add oil.
