warning Breville

Error Code dESC

Descale function indicator — excessive mineral build-up has been detected in the machine.

? What Causes This

Calcium and mineral deposits from water have accumulated inside the machine, affecting performance and coffee quality.

How to Fix It

  1. Follow the descaling process in the Care & Cleaning section.
  2. Pour approximately 20oz of white vinegar into the water tank until LCD displays '4 CUPS'.
  3. Fill remainder with cold water until LCD displays '12 CUPS'.
  4. Press and hold the STRENGTH button for 5 seconds to begin descaling.
  5. When finished, the LCD will display READY.
  6. Repeat the rinsing cycle with fresh water until vinegar is gone. Refer to Removing Calcium Build-Up, page 25.

Source: page 25 of the official manual

From the manual

Manual page 25 — Breville error dESC

Affected Breville Products