If the machine flashes "Descale" but normal descaling doesn’t help, the thermoblock is scaled internally.

Now, go find that manual, take a deep breath, and give your Jura Impressa S9 the care it deserves. Your morning espresso will thank you.

, the manual and its associated technical diagrams provide an essential roadmap for troubleshooting, maintenance, and deep-cleaning cycles. The Role of the Manual in Maintenance Impressa S9