Operating & Installation Instructions
Frequently Asked Questions
Problem Possible cause and solution
F233 The cup-rim sensor is not inserted or is incorrectly
inserted.
If the main dispenser is moving upward and the cup-
rim sensor is bumped, e.g., with a cup, the cup-rim
sensor loses its reference position.
Confirm the message withOK.
Reinstall the cup-rim sensor.
Cup-rim detection remains inactive and the main
dispenser stays in the top position until the coffee
machine is next switched on. Cup-rim detection is
reinitialized during the next switch-on operation.
F355, F357–F362 The bean system must be set up again, e.g., coffee
beans have possibly got jammed.
Open the machine door and remove both bean
containers from the coffee machine.
Close the machine door.
The bean system is set up.
Follow the instructions on the display.
F307or Remove the milk
valve and clean it
The milk valve is faulty.
Remove and clean the milk valve (see “Cleaning
and care – Removing and cleaning the milk valve”).
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