A320 ATA 21 Air Conditioning – Part 1 | System Overview & Component Locations

Explore the architecture and principal component locations of the Airbus A320 air conditioning, pressurization and ventilation systems. Part 1 connects each major assembly to its function, installation location and role within ATA 21, establishing the foundation for the detailed lessons in this series. COVERED IN THIS LESSON • Air-conditioning packs and airflow distribution • Mixer unit, recirculation fans and three temperature zones • ACSC architecture and hot trim-air regulation • Cabin Pressure Controllers, outflow valve and safety valves • Residual Pressure Control Unit • Avionics ventilation equipment and skin valves • Optional cargo ventilation and heating • Conditioned Service Air System and IGGS interface • Cockpit control and indication overview Prepared for B1/B2 aircraft maintenance engineers, technicians and aviation students. This lesson follows the ACSC configuration presented in the source training material; installations and control architecture may vary. Training purposes only. Refer to current applicable approved maintenance data and operator procedures for maintenance and dispatch. Airliner Lab | Aircraft Systems Explained #A320 #ATA21 #AircraftMaintenance