Miele CVA 6800 Operating And Installation Instructions page 80

Cleaning the milk pipework of any blockages
^ Push the tubes back onto the elbow
connector and refit this in the
machine.
^ Re-insert the air suction tube in the
opening c.
Step 3: Conditioning the milk
valve and cleaning the milk
pipework in the central spout
^ Touch "Main menu" or the # sensor.
^ Touch "Maintenance" y.
^ Touch "Clean the central spout".
The central spout and the milk valve will
move into the maintenance position.
Before confirming "Leave
maintenance position" with OK, you
must remove the cleaning brush.
Otherwise the coffee machine will
be damaged.
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^ Insert the brush in the milk valve and
move it back and forth.
^ Remove and dismantle the spout unit
as described in "Cleaning and care -
Central spout".
^ Rinse all parts carefully under
running water.
Carefully clean all parts with the
cleaning brush. Do not use a pin or
other sharp object to pierce the
silicone components.
^ Reassemble the spout unit and refit it
in the central spout.
^ Then refit the cover.
^ Touch OK.
The milk valve will move into the initial
position and the milk pipework will be
rinsed.