Watch the process for diagnosing and fixing a blocked solenoid valve in pre-2015 Gaggia Classic machines, the Baby series, and any other machine which has a solenoid valve. This happens when a small piece of scale has blocked the solenoid valve. If you’re having trouble, call us in the UK on 01422 372554 or chat to us on social media: https://www.instagram.com/gaggiacoffeeuk/ https://www.twitter.com/gaggiacoffeeuk/ https://www.facebook.com/GaggiaUnitedKingdom/