Operating instructions

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2.2.1.2 Description of the Control Functions with the LED Control Panel
2.2.1.2.1 Setup of the Operating Mode
The keys
, , permit to set up the operating mode. The active operating mode is
visualised by means of the respective LED of the operating mode key.
2.2.1.2.2 Fan Speeds
The keys
/ permit to select 7 fan speed. The current fan speed is displayed by means of a
LED lamp (L1 ... L7) up to selected speed inclusively.
2.2.1.2.3 Boost ventilation Mode
With the key
, the current ventilation mode is started with fan speed 7 for the duration of 15 minutes
in the operating mode supply air and extract air operation. After the time for boost ventilation has expired,
the control system activates the operating mode which has previously been preset. By means of the
actuation of another functional key, the boost ventilation mode can be terminated at any time. The
visualisation of the boost ventilation mode is realised by means of the flashing of the entire LED lamps
and the LED L9 of the key
.
2.2.1.2.4 Filter Change
For the cyclic checking of the filters, an operating hours counter is integrated in the control system. The
flashing LED L10 above the key
indicates that the remaining run-time of the filters has elapsed. In
case of a remaining run-time of the filters of less than 10 days, L10 briefly flashes at intervals of 3 sec.
After carried out filter check and filter change, if necessary, the run-time of the filters is reset by pressing
the key
for at least 3 sec. The LED L10 goes out.
2.2.1.2.5 Configuration Mode for Joint Operation with a fire place
After the pressing of the key combination
and for at least 3 sec, the key and therewith
also the operating mode „only extract air mode“ for the joint operation of the ventilation device with a fire
place is deactivated permanently. The modification is indicated by means of the LED’s L8+L11+L12,
whereas L8 and L12 are switched on and L11 flashes 2 times and then remains turned off. This indication
is only visible, if the key combination is held down. An actuation of the key
in the deactivated state
results in a short, 3fold flashing of the respective LED in order to indicate the suppressed condition.
A repeated pressing of the key combination
and for at least 3 sec results in the unlocking of
the keys. The modification is again indicated by the LED’s L8+L11+L12, whereas L8 and L12 are
switched on and L11 flashes 2 times and then remains turned on. Also this indication is only visible, if the
key combination is held down. With this, the operating mode “only extract air mode” is enabled again.
Always push this button
first!
The button
has to be deactivated permanently, if the ventilation device is
operated by means of a fire place! The joint operation of the ventilation device and the
fire place makes heightened safety-related requirements necessary. For the
contemporaneous operation with fire place, there is an additional module for the
monitoring of the negative pressure with a switch-off function for the ventilation
device and/or the extractor hood with exhaust air connection.