The fill level inside the water container is measured by float switches, see figure. Fault message F94 may be displayed if the appliance has not been used for an extended period and there is still water in the water container. This can cause one or both float switches to get stuck.
Clean the water container:
Take out the water container after each cooking process involving steam.
Remove the lid.
Empty the water container.
Rinse the water container by hand and then dry it to prevent limescale.
Replace the lid on the water container.
Make sure the lid engages correctly.
Descale the water container:
Rinse the water container with clean water.
Fill the water container with lukewarm water.
Add a descaling tablet to the water container.
Leave the descaling solution to work for approx. 10 minutes.
Clean the float switches with a small bottle brush.
Thoroughly rinse out the water container with clean water.