SPRING 9T3811 - Caterpillar

Hot oil and components can cause personal injury.Do not allow hot oil or components to contact skin.
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.
Fast Fill Service Center
Your machine is equipped with a fast fill service center for changing the transmission oil. The fast fill service center allows the transmission oil to be changed faster than the conventional method.Note: This procedure changes the oil in the transmission, torque converter, drop box, front pump drive, and rear pump drive.
Park the machine on a level surface. Lower the bucket to the ground and engage the parking brake.
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Open the door to the fast fill service center that is on the right side of the machine near the articulation joint. Locate the correct male coupler and connect an oil pump to the fitting.
Turn on the oil pump and withdraw the transmission oil from the transfer gear case. Dispose of the used oil properly.
Turn off the oil pump. Clean the end of the male coupler.
Connect the oil pump to the male coupler. Fill the transfer gear case with new oil. Reference: Refer to Operation and Maintenance Manual, "Lubricant Viscosities" for the type of lubricant.Reference: Refer to Operation and Maintenance Manual, "Capacities (Refill)" for the refill capacity.
Clean the end of the male coupler and close the door to the fast fill service center.
Start the engine. Cycle the transmission control in order to warm the oil. Check the transmission for oil leaks.
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Check the transmission oil level in the transmission oil level sight gauge. The transmission oil level sight gauge is located on the right side of the machine rearward of the fast fill service center. Maintain the oil level between the marks on the oil level sight gauge. If necessary, add oil. Reference: Refer to Operation and Maintenance Manual, "Transmission Oil Level - Check" for the correct procedure.Conventional Method
Operate the machine in order to warm the oil.
Park the machine on level ground. Lower the bucket to the ground and apply slight downward pressure. Engage the parking brake. Stop the engine.
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The drain valve for the transmission oil tank is located on the bottom of the transmission case near the center of the machine. Open the drain valve and allow the oil to drain into a suitable container. Dispose of the used oil properly.
Change the filter element. Reference: Refer to Operation and Maintenance Manual, "Power Train Oil Filter (Transmission and Torque Converter) - Replace" for the correct procedure.
Clean the transmission magnetic screen. Reference: Refer to Operation and Maintenance Manual, "Transmission Magnetic Screen - Clean" for the correct procedure.
Close the drain valve for the transmission oil tank.
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(1) Transmission oil filler