Given the fact this forum also has a bunch of members from non-German speaking countries, I thought it might be of interest for you that our „go-to-guy“ for all carb-related issues on YouTube now also has an english spoken channel:
https://youtube.com/@CarbKingYT
I‘m not entirely sure if he has the video about the XF carburetor translated yet, but if he hasn’t, I’m sure it’ll be online soon
![Wink ;)](./images/smilies/icon_wink.gif)