ETNA AI752 Mode D'emploi page 42

USE
EN 6
The time settings for the fan are as follows:
• Speed 1 - 20 minutes (light L1 flashes)
• Speed 2 - 15 minutes (light L2 flashes)
• Speed 3 - 10 minutes (light L3 flashes)
• Intensive speed - 5 minutes (light L4 flashes)
By pressing the on/off button while the timer is on, the fan switches off,
and by pressing either the fan settings or timer button the fan reverts to
the set speed.
Grease saturation indicator for grease filter
After 40 operating hours the L5 indicator switches on.
• When the indicator lights up, the grease filter that has been
installed must be cleaned.
To reset the indicator, press and hold the on/off button for
3 seconds.
Grease saturation indicator for activated carbon filter
After 160 operating hours the L5 indicator will start flashing.
• When the indicator lights up, the activated carbon filter that has
been installed must be replaced.
To reset the indicator, press and hold the on/off button for
3 seconds.
In the event that the grease saturation indicator refers to both filters:
• The L5 indicator will switch on for 3 seconds and then flashes
3 times.
• To reset, follow the instructions above twice. The first time the
grease filter indicator is reset, the second time the active carbon
filter is reset.
In default mode the active carbon filter indicator will not switch on.
If the extractor hood is used in recirculating mode, then the activated
carbon filter indicator must be switched on.
Switching on the activated carbon filter saturation indicator
1. Switch off the extractor hood and press and hold the on/off and
timer buttons simultaneously for 3 seconds.
The L1 and L2 indicators will start to flash for 5 seconds.