📹 Gaggia Classic Pro: Basic Maintenance Updated November 12, 2021 19:54 Learn how to perform basic maintenance on the Gaggia Classic Pro, as well as how to understand and resolve machine alerts. Gaggia Classic Pro: Basic Maintenance Maintaining the Classic Pro (00:00) Shower Screen & Group Head (00:10) Drip Tray (01:17) Wrap Up (01:45)