The coffee machine has overheated.
Switch off the coffee machine using the On/Off button and allow the coffee machine to cool down for 1 hour.

Fault F1, F2, F3, F4, F80, F81, F82, or F83 appears on the coffee machine display. There is a heat-related problem.
Switch off the coffee machine using the On/Off button and allow the coffee machine to cool down for 1 hour.
The room temperature must be above 60°F (15°C) for an extended period before the coffee machine can be used again.
If the fault persists, please contact Miele Service or book a repair appointment online.