D5M Track-Type Tractor Transmission Oil - Change Caterpillar

Transmission Oil - Change

------ WARNING! ------

Hot oil and components can cause personal injury.

Do not allow hot oil or components to contact skin.


Operate the engine in order to warm the oil. Park the machine on level ground. Lower all attachments to the ground. Apply slight downward pressure.

Engage the parking brake switch. Stop the engine.


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, "AVSpare Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on AVSpare products.

Dispose of all fluids according to local regulations and mandates.

  1. Remove the transmission oil drain plug. Use a 4C-8563 Drain Adapter to open the internal drain valve. Drain the oil into a suitable container.

  1. Remove the drain adapter. Clean the transmission oil drain plug and install the transmission oil drain plug.

  1. Change the filter element. See Operation and Maintenance Manual, "Transmission Oil Filter - Replace".

  1. Clean the transmission magnetic screen. See Operation and Maintenance Manual, "Transmission Magnetic Screen - Clean".

  1. Open the access door for the transmission oil filler cap. The access door is on the left side of the machine.

    Illustration 1g00649097

  1. Remove the transmission oil filler cap.

  1. Add oil. To determine the correct amount of oil, see Operation and Maintenance Manual, "Refill Capacities".

  1. Clean the transmission oil filler cap and install the transmission oil filler cap.

    Illustration 2g00649099

  1. Maintain the oil level to the "FULL" mark on the dipstick.

    Illustration 3g00101344

  1. Unscrew and remove the transmission breather.

  1. Wash the transmission breather in a clean nonflammable solvent.

  1. Install the transmission breather.

  1. Close the access door.