# Changing oil

WARNING

Risk of severe injury

Air under pressure can cause injury.

- Always shut off the air supply when not in use or before any adjustments.

- Drain the hose of air pressure and disconnect the tool from air supply when not in use or before any adjustments.

- Always use the correct hose size and air pressure for the tool.

Required tools:

- Screwdriver TX20

- Torque wrench

Spare parts

- Service kit including oil syringe filled with Turbine Gearbox Oil 32
  (available to order from Atlas Copco).

Torque converter

- 3 Nm = 2.2 ft-lb

- 6 Nm = 4.4 ft-lb

Instructions

1. Connect the tool to the air supply (if not already connected).

   Always lock auto-balancer with applicable part before running the tool.

   Run the tool at idle speed for 60 seconds.

2. Disconnect the compressed air supply hose from the tool.

3. Remove the support handle from the tool.

4. Place the tool in a horizontal and stable position. Remove the spindle screw.

5. Remove the oil plug. Keep the tool in a horizontal position.

   Drain the oil from the tool for at least 30 seconds.

6. Fit the spindle screw in position and tighten with recommended torque.

7. Place the tool in a horizontal and stable position on the opposite side of the opening. Fill the tool with 7 ml Turbine Gearbox Oil 32 using an oil syringe (included in the service kit)

   Make sure that the tool is filled with oil within the recommended range. High oil level will cause overheating, while low oil level can cause gear damage over time.

8. Clean the magnet on the oil plug from oil and particles using a clean lint-free cloth.

   Fit the oil plug in position and tighten with recommended torque.