Place a plastic or wooden spatula handle in the notches of the blade base and turn the spatula counterclockwise to loosen the blade base from the container. Watch this technique
FAQ - S30
Either 1) the container was lifted or rocked from the motor base during blending and can quickly be reset or 2) the motor has overheated. Turn the dial to the Stop [○] position and allow the motor to cool for about an hour. Follow these S30 blending tips to avoid overheating the motor in the future.