Miele DA 5100 D Operating And Installation Instructions page 17

(...U models only)
The charcoal filter is needed for
recirculation mode.
On delivery, the operating hours
counter for the charcoal filter is
, and is set at
For recirculation mode, the operating
hours counter needs to be set to the
required time:
^ Press the On/Off control to switch the
fan off.
^ Press the
control and the operating
hours control at the same time.
The blue indicator lamp for the
operating hours control and one of the
/ control lamps will flash.
The / control lamps show the time
which has been set:
1st lamp from the left = 120 hours
2nd lamp from the left = 180 hours
3rd lamp from the left = 240 hours
4th lamp from the left = unlimited
^ Use the
/ controls to select the
desired time.
^ Confirm the selection by pressing the
operating hours control.
All the indicator lamps will go out.
If you do not confirm your selection
within 4 minutes, the cooker hood
will automatically revert to the "old"
data.
.
The indicator lamp for the operating
hours control will light up
cooker hood has operated for the
number of hours set. The
must then be replaced with a new
one.
Afterwards, the operating hours counter
must be reset.
^ Press the operating hours control for
about 3 seconds while the fan is
switched on.
The indicator lamp for the control will
go out.
after the
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