A/C Compressor
WARNING: This page is about a different car, the 1997 Mercedes-Benz E420, 1997 Mercedes-Benz E320, and 1997 Mercedes-Benz E300. However, it is still accessible from the selected car via links, so may be relevant.
All accessories are driven by a single common drive belt. If A/C compressor seizes, a fusible link will disengage A/C compressor clutch to ensure continued operation of drive belt.