Miele DA 6698 D - Charcoal Filter Hours Counter; Reading Filter Operating Hours

Operation (Automatic and Manual modes)
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Altering or deactivating the charcoal
filter operating hours counter
The charcoal filter is needed for
recirculation mode.
You can set the operating hours counter
to suit the type of cooking you do.
It has to be deactivated for extraction
mode.
It is set at the factory for 180 hours of
use before it needs to be replaced with
a new one.
 Switch off the fan and the lighting.
 Touch the run-on option control
and the Charcoal filter control  at
the same time.
The Charcoal filter symbol  and one
of the fan power levels will flash.
Fan power level indicators 1 to B show
the time set:
1............................................. 120 hours
2............................................. 180 hours
3............................................. 240 hours
B ......................................... deactivated
 Touch the relevant control to select
the duration required.
 Confirm your choice by touching the
Charcoal filter control.
All the indicator lights will go out.
If you don't confirm your selection
within 4minutes, the cooker hood will
automatically revert to the original
setting.
Reading the filter operating hours
counter
You can check the percentage of time
set already used before the filter needs
replacing.
 Switch the fan on with the On/Off
control.
 Press and hold the Grease filter
control  or the Charcoal filter
control .
One or more of the power level
indicators will flash.
The number of fan power level
indicators flashing shows the
percentage of the operating time which
has already been used up.
1 ................................................... 25%
1 and 2 ........................................ 50 %
1 to 3 ........................................... 75 %
1 toB ......................................... 100 %
The number of operating hours used
remains in the memory, even when the
appliance is switched off or there is a
power cut.