Initial Operation; Venting - Graef Contessa Operating Instruction

Remove the water tank and clean it under running water. After that, re-insert the water tank.
●
54

Initial operation

Note: Vent the unit prior to initial commissioning or after you have not used the unit for a long
period of time. Do not insert the group handle for venting.

Venting

Insert the plug into the socket.
●
Fill water in the tank. 2.5
●
litres at the maximum.
The unit is ready for opera-
●
tion.
Let the air escape until a constant water jet runs through.
●
Press the
●
ON/OFF-button .
Put one cup under the
●
hot-water wand.
The unit is heating up.
●
Open the control dial.
●
Turn off the control dial.
●