Atag HG62 B Serie Manuel D'utilisation page 42

CONTROLS
EN 10
Operating the electronic flame failure device
(HG....C)
2. Press the central On/Off button.
The green button is lit.
3. Turn the required control knob anti-clockwise.
The burner ignites immediately. The flame failure device checks to
see if there is a flame.
If all the control knobs are turned to the 0-setting, the central On/Off
button automatically turns off after 3 minutes.