For all Jura super automatic espresso coffee machines. New 3 phase tablets clean and protect. Keeping your machine clean will ensure the best tasting coffee.Phase 1 – Cleans the machine. Disolves coffee oil and particles where the coffee is brewed.Phase 2 – Maintains the machine. Seals and protects the coffee brewing area.Phase 3 – Protects the machine. Uses complex agents to prevent mineral deposits.