Changing The Battery; Starting Demo Mode; Starting Test Mode - Villeroy & Boch Heating Control Manuel D'utilisation

3.2 Changing the battery

Battery
(CR 2032 3V)
1. Release the two screws on the back of the housing.
2. Open the cover and replace the battery.
3. Close the cover again. Make sure that the seal is located flush with the edge of the housing.
4. Fix the cover again using the two screws.

3.3 Starting demo mode

The key switches the Heating Control to demo mode. In demo mode, the sensor transmits data packets every
second when it registers a high level of humidity in the air and therefore causes the LED signal to flash.

3.4 Starting test mode

Holding the key down switches the Heating Control to test mode. Every system cycle (30 s), a data packet
containing the last sensor values is transmitted regardless of whether a high level of humidity has been registered
in the air or not.
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