I just got this used Saeco HD8763 and I used the calc n clean option. Now it's stuck in a loop and it won't stop descaling! The sensor also recognises the water
Amazon.com: Philips 3200 Series Fully Automatic Espresso Machine w/Milk Frother, Black, EP3221/44 with Philips Saeco AquaClean Filter Single Unit, CA6903/10 : Everything Else