De-scale Delonghi EC 680 coffee machine. When the steam button light is orange the machine needs to be de-scaled.
  1. Remove the filter
  2. Empty the water container
  3. Add 70ml of de-scaler (Delonghi eccoDecalk)
  4. Add fresh water and stir to ensure mixed (make about 700ml - not filled to the top)
  5. Turn on the coffee machine
  6. Once heated up press the steam button for a few seconds - until all the button lights flash in order
  7. Put a container under the steamer and the main coffee outlet
  8. Turn on the steamer with the steam dial
  9. Press the steam button
  10. Periodically turn off the steam dial so water goes through the main coffee outlet
  11. Once all the water has been used the de-scaling will pause and the steam button will continue to flash
  12. Empty the water container and rinse well
  13. Fill the water container
  14. Ensure the steam dial is on steam
  15. Press the steam button
  16. Periodically turn off the steam dial so water goes through the main coffee outlet
  17. Once all the water has been used the de-scaling will stop
  18. Turn off the steam dial