Learn the location of micro-switches and sensors on the Gaggia Babila and Gaggia Accademia. By tricking the sensors, it's possible to solve problems like not being able to insert the brew unit, as well as trick the water sensor so the machine can be force primed. This video also covers how to remove a stuck brew unit.
Gaggia Accademia & Babila Espresso Machines: Micro Switches and Sensors