Home >> Audi >> 2022 >> A5 Quattro Prestige, 2D Convertible >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning (Refrigerant R134A Servicing) (1 Of 2) [Cabriolet] >> 87 Air Conditioning >> A/C System, General Information >> General Safety Precautions