WASHER (.297" O.D.) 2M2780 - Caterpillar

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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Machine without axle oil cooler
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Machine with axle oil coolerNote: The axle housings are equipped with ecology drain valves.
Remove the drain plugs. Attach a hose to a suitable drain adapter. Install a drain adapter into each drain valve. Allow the oil to drain into a suitable container.
Remove the drain adapters from the drain valves.
Clean the drain plugs and install the drain plugs.
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Dipstick/fill plug for the front axle
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Dipstick/fill plug for the rear axle
Wipe off the dipstick/fill plugs and the surfaces around the dipstick/fill plugs.
Remove the dipstick/fill plugs. Add 0.5 L (0.5 qt) of 1U-9891 Hydraulic Oil Additive to each axle. Fill the axles with oil.Reference: Refer to Operation and Maintenance Manual, "Lubricant Viscosities and Refill Capacities" for the type of lubricant and for the refill capacity.
Clean the dipstick/fill plugs and install the dipstick/fill plugs.
Run the machine on level ground for a few minutes in order to equalize the oil level in the axle. Check the oil level in the axle.Reference: Refer to Operation and Maintenance Manual, "Differential and Final Drive Oil Level - Check" for the correct procedure.