📹 JURA ENA 4: Alerts, Drip Tray and Dreg Drawer Maintenance Updated November 18, 2021 16:31 Learn about maintenance alerts on the JURA ENA 4, as well as how to maintain the drip tray and dreg drawer. Alerts, Drip Tray & Dreg Drawer Maintenance on the JURA ENA 4 Espresso Machine Maintenance Alerts (00:00) Drip Tray & Dreg Drawer (00:26)