https://www.ifixit.com/Guide/Jura+Impressa+E4+-+E8+(new+models)+brewing+unit+disassembly/162720
Jura Impressa E4 - E8 (new models) brewing unit disassembly - iFixit Repair Guide
The brewing unit is an iteration of the older models, there are a few more components, however the disassembly is very similar to the previous models.
jura impressanew models