Vehicles With A/C System, Painting
WARNING: This page is about a different car, the 2021 Audi S4 and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
When performing paint work repairs, object temperatures of 80 °C must not be exceeded in drying booths or their pre-heating areas.
Reason:
Exposure to heat creates considerable pressure in the system, which could cause it to burst.