Bitter has fantastic info on their website, and also their YouTube channel.

They also have really good manuals for their recips and Screws, I’d imagine it’s the same for the scrolls.

Have you checked any of that out?

https://www.bitzer.de/gb/en/scroll-compressors/index.html

here is a quick one on how the scrolls pump refrigerant

https://youtu.be/VHKmopyE40Q?si=4Py3zF2qTp7KSsHo

let me know if your looking for something more specific, and we can point you in the right direction.