Miele CVA 7840 Operating And Installation Instructions page 71

 First, pull the brew unit sideways 
and then tip it forwards  and slide it
out that way .
If you cannot remove the brew unit or
can only do so with difficulty, the brew
unit is not in the correct position (see
"Problem solving guide").
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
inserted.
 Clean the brew unit by hand under
warm running water without using
cleaning agent or washing-up liquid.
Cleaning and care
 Wipe any remaining coffee residue
from the filters. One filter is located in
the funnel. The other filter can be
found to the left of the funnel.
 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 your vacuum cleaner to
remove dry ground coffee residues.
Replacing the brew unit
 Proceed in reverse order: tip the brew
unit forwards at a slight angle and
push it back into the coffee machine.
 Press the button under the handle of
the brew unit  and, whilst doing so,
turn the handle backwards .
71