AIRFORCE Centrale on board B4O 83 Montage- Und Gebrauchsanweisungen Seite 64

GB I
OPERATION OF THE EXTRACTOR UNIT
4. Use the '+' or '-' key to set the desired delay time.
Countdown starts automatically.

The extractor unit switches off after the time that has been set.
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Saturation of the grease filter
After 30 operating hours, 'F' and 'G' will be shown alternately in the display of the extraction unit; it is
necessary to perform maintenance of the grease filter (see 'Maintenance/Cleaning the filters).
The grease filter saturation indication is always enabled.
Saturation of the odour filter
By default the odour filter saturation indication is deactivated (when the extraction is operating in ducted
mode). Activate the odour filter saturation indication if the extraction unit is installed as a recirculation
application; see 'User menu' .
After 120 operating hours, 'F' and 'C' will be shown alternately in the display of the extraction unit; it is
necessary to perform maintenance of the odour filter (see 'Maintenance').
• When a combination odour/fine dust filter is used, the filter must be replaced after 1 year at the latest.
Reset the memory of the filter saturation indication
Reset the memory after replacing the grease filter and/or the odour filter
1. Switch on the hob.
2. Touch and hold the extraction key for 3 seconds.
On the display of the extractor unit 'F' and 'G' or 'F' and 'C' will disappear and the memory starts

counting over again.
FUNZIONAMENTO OPERATION
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