Miele PG 8504 Operating Instructions Manual page 27

Commissioning
completed
Fault 420
Commissioning is completed when the following message is
displayed.
Confirm the message with OK.

The washer-disinfector is now ready for use.
The settings made during the commissioning process are only
adopted after a complete programme has been run.
Select any programme, e.g.:

Press the Start/Stop button to start the programme.

After commissioning, every programme starts with reactivation of
the water softener.
If the programme is cancelled using
plumbing connections are deactivated.
Confirm the error message with OK.

Switch the machine off using the  button.

Wait approximately 10 seconds before switching the machine on

again with the  button.
The commissioning procedure starts again.
Perform commissioning and activate at least one plumbing

connection; e.g. for cold water.
Set up successful
Short
Temperature
60 °C
Duration
20
Drain
.
Fault 420
Commissioning
Min
, this means that all the
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