The iron or steamer is connected.
Unplug the iron or steamer from the steam connection.

The descaling process for the steam ironing system does not start.
Unplug the iron or steamer from the steam connection.
Press and hold the  button (Descale) until the descale indicator lights up yellow.
Keep using the steam ironing system until the  indicator light (Descale) starts flashing.
Press the  button (Descale).
See the operating instructions for more information about descaling.
Contact Miele Customer Service.
