A fault has occurred during valve adjustment.
Switch the coffee machine off briefly and then switch it on again.
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Fault F74
Fault F74 appears on the coffee machine display.
The valve needs to be descaled.
Descale the coffee machine:
Press and hold the OK button until MENU appears on the display.
Turn the selector dial until MAINTENANCE appears on the display.
Press the OK button.
START DESCALING appears on the display. Descaling cannot be canceled once it has started. It must be completed through to the end.
Press the OK button.
The descaling process will start.
For details of the exact descaling procedure, refer to the operating instructions for your coffee machine.
A description of the procedure for descaling various coffee machines can be found in the article “Entkalkung starten und durchführen (Kaffeevollautomaten)”.
If the fault message does not disappear:
Switch the coffee machine off briefly and then switch it on again.
If the fault persists, please contact Miele Service or book a repair appointment online.
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