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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, "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. |
- Operate the engine in order to warm the transmission oil. Park the machine on level ground. Lower the bucket and apply slight downward pressure.
- Engage the parking brake. Stop the engine.
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Illustration 1 g01002772 - Remove drain plug (1) on the bottom of the transfer case.
- Change the transmission oil filter.
Reference: Refer to Operation and Maintenance Manual, "Transmission Oil Filter - Replace" for the correct procedure.
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Illustration 2 g00884724 - The magnetic strainer is on the right rear side of the transfer case. Remove the four bolts, the cover, and the seal that holds the magnets and the screen in place.
- Remove the screen and the magnets from the transfer case housing.
- Wash the screen in a clean, nonflammable solvent. Use a bristle brush or pressure air to clean the screen. Clean the magnets. Replace any damaged magnets.
- Clean the cover. Inspect the cover seal. Replace the cover seal if the seal is damaged.
- Insert the magnets and the screen into the transfer case housing. Install the seal, the cover, and the four bolts.
- Clean the transmission oil drain plug and install the transmission oil drain plug.
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Illustration 3 g02161336 - Remove the oil filler cap on the left side of the machine and fill the transmission with oil.
Reference: Refer to Operation and Maintenance Manual, "Lubricant Viscosities and Refill Capacities" for the type of lubricant and for the refill capacity.
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Illustration 4 g02495856 Transmission Breather. The cab is removed for clarity - The breather is located on the right side between the hydraulic tank and the cab. Remove the breather. Wash the breather in a clean, nonflammable solvent. Install the breather.
- Start and run the engine at low idle. Inspect the machine for leaks. Slowly operate the transmission controls in order to circulate the transmission oil.
- Check the transmission oil level.
Reference: Refer to Operation and Maintenance Manual, "Transmission Oil Level - Check" for the correct procedure.
