How do you usually explain the internal operation of an EEV to help technicians fully understand it? Share your thoughts or methods in the comments below. In this clip, we demonstrate how a six-wire electronic expansion valve is designed and how each electrical pulse moves the internal magnet to drive the pin. By seeing the coils, teeth, and magnetic poles work together, technicians gain a clearer picture of how precise refrigerant control is achieved. • Six-wire valve with individual coils • 12