What maintenance task does the wing actuator tool perform?

The wing actuator tool is specifically designed to facilitate the movement of wings on munitions systems. Its primary function is to open and close the wing, which is essential in the deployment and operation of air-dropped munitions. The tool provides the necessary mechanical advantage and precision to ensure the wings operate correctly, which is critical for flight dynamics and stability once the munitions are deployed.

This task is vital because the wings often play a significant role in controlling the trajectory and effectiveness of the munitions. Proper movement is necessary to ensure that the wings are positioned accurately during both the launch phase and in-flight. The other tasks mentioned don't pertain to the primary capabilities of the wing actuator tool. For instance, calibrating the guidance system, adjusting explosive charges, or resetting the tail assembly are unrelated to the functional role of the wing actuator tool.