Miele CVA 2660 - Manual (Page 81)

It can also be combined with other Miele built-in appliances.
If the coffee machine is to be built in above another
appliance, there must be a full-width, closed shelf between
them (except when it is combined with a Miele built-in plate
warming drawer).
The machine can also be incorporated in a Miele mobile unit
which is available to purchase.
Installation
81