1-The first button is the filter cleaning indicator light. Do not hesitate to inform reception if this signal is on.
2- This key allows you to activate and deactivate the timer.
When activated, the selected speed will flash. The extractor will run for 5 min. at the chosen speed, and 5 min. at each of the lower gears until it stops.
3- Lighting on/off. Hold down to adjust the intensity of the lighting.
4- Start / Stop.
5- Extraction speed - 1 = low / T = very high