Fully operational air conditioning and climate control training board designed for in-depth technical education. This trainer includes an integrated electronic climate control system (Climatronic) with an orifice tube, utilizing OEM Audi/VW components. The system operates with R134a refrigerant and allows real-time monitoring of airflow flaps, compressor function, pressure distribution, and climate control parameters. Equipped with an OBD 16-pin diagnostic connector, it supports fault simulations and electrical measurements. The unit is securely installed in a mobile aluminum frame for classroom use.