The brew unit is blocked.
Clean and degrease the brew unit.
Cleaning the brew unit:
CM xxxx: Disconnect the coffee machine from the mains.
Open the coffee machine door.
CVA 7xxx: Remove the water container.
CVA 5xxx and 6xxx: Remove the water container, grounds container and the ground coffee chute cover.To unlock the brew unit, first press and hold the button at the bottom of the handle on the brew unit.
Turn the handle of the brew unit to the left.
Carefully pull the brew unit out of the coffee machine.
When you have removed the brew unit, do not change the position of the handle on the brew unit.
Otherwise, the brew unit cannot be reinserted.
The moving parts of the brew unit are lubricated.
Cleaning agents will damage the brew unit.
Clean the brew unit by hand under warm running water without using any washing-up liquid.
CM xxxx and CVA 7xxx:
CVA 5xxx and 6xxx:
Wipe any coffee grounds off the filters (see arrows).
Dry the funnel to prevent ground coffee sticking to it the next time a coffee is made.
Clean the inside of the coffee machine. Use a vacuum cleaner to remove dry coffee residues.
Degreasing the brew unit:
CM xxxx and CVA 7xxx:
Drop a cleaning tablet into the top of the brew unit (arrow).
Push the brew unit containing the cleaning tablet back into the coffee machine.
To lock the brew unit, first press and hold the button at the bottom of the handle of the brew unit.
Whilst doing so, turn the handle of the brew unit to the right.
CVA 7xxx: Push the water container into the coffee machine.
The process of removing and inserting the brew unit causes ground coffee to drop onto the drip tray. Remove the drip tray and clean the lid. Push the drip tray back into the coffee machine.Close the door of the coffee machine.
Clean the brew unit with the cleaning tablet for degreasing using the Degrease brew unit or Clean brew unit maintenance programme.
CVA 5xxx and 6xxx:
Push the brew unit back into the coffee machine.
To lock the brew unit, first press and hold the button at the bottom of the handle of the brew unit.
Whilst doing so, turn the handle of the brew unit to the right.
Replace the water container, grounds container and the ground coffee chute cover.
Close the door of the coffee machine.
Select the Degrease brew unit maintenance programme in the Maintenance area under Main menu.
When the display shows Insert cleaning tablet in ground coffee chute and close, remove the cover for the ground coffee chute and open the lid for the ground coffee chute.
Place the cleaning tablet in the ground coffee chute.
Close the lid for the ground coffee chute, replace the cover and close the appliance door.
Follow the instructions on the display.
When the display shows Process finished, confirm the message with OK.
