DeLonghi · ESAM4200 Espresso Machine
After cleaning, if the infuser has been left out of the coffee maker, this state indicates it needs to be reinserted correctly.
Click steps to track your progress.
Ensure the service door is closed.
Press the 1CUP and 2CUPS buttons together until all four lights turn off.
Only when all four lights are off, open the service door and insert the infuser.
Press the infuser where marked 'PUSH' until you hear a click, ensuring it's properly seated.
Check that the two red buttons on the infuser open out correctly before closing the service door.