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At operating temperature, the hydraulic tank is hot and under pressure. Hot oil and components can cause personal injury. Do not allow hot oil or components to contact skin. Remove the filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand. Remove the filler cap slowly to relieve pressure. |
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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, "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. |
Operate the machine in order to warm the power train oil. The machine must be level. Lower the attachments with slight down pressure.
See the Topic “Transmission System Oil Filter - Replace” in this manual for the procedure to change the filters.
Use a 126-7538 Nozzle if the machine is equipped with the high speed oil change arrangement. The high speed oil change arrangement removes oil from the sump in the bevel gear case. The high speed oil change arrangement does not remove oil from the torque converter or from the transmission case.
- Remove the plug from the drain in the bevel gear case. Install a 4C-8563 Swivel into the valve. Clamp a hose to the swivel. A
25.4 mm (1 inch) pipe and hose can be used. Use a25.4 mm (1 inch) pipe with 1-11 1/2 NPTF threads. Do not tighten the pipe. - Turn the swivel or pipe clockwise in order to open the internal drain valve. Allow the oil to drain into a suitable container.
- Change the filter element. See the Topic “Transmission System Oil Filter-Replace” in this manual.
- Remove the swivel or remove the pipe from the drain in the bevel gear case. The drain valve will close.
- Clean the oil drain plug and install the oil drain plug.
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| Illustration 1 | g00103783 |
- Open the left engine access door. The filler cap is located in the engine compartment.
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Illustration 2 g00984921 - Remove oil fill cap (1).
- Fill the bevel gear case with oil. See Topic “Refill Capacities” in this manual.
- Always measure the oil with the dipstick (2).
- Maintain the oil level within the marks for the operating range on the dipstick. The engine should be running at low idle. The power train should be at operating temperature. See the Topic “Transmission System Oil Level - Check” in this manual.
- Clean the oil filler cap. Install the oil filler cap.
- Close the access door.
