Front Seat Fan, Removing And Installing, Seat Backrest: Installing
WARNING: This page is about a different car, the 2024 Audi S6 and 2024 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
Install in the reverse order of removal while noting the following:
The sealing lip -1- on the rubber boot must enclose and seal all around the fan -2-.