Vetus GD1000 Manual De Instalación Y Usuario página 20

3 5 Switching off the acoustic alarm
If there is an alarm situation the acoustic alarm (buzzer) can be switched off by pressing the
button.
If the alarm situation still exists 5 minutes after the
alarm will be switched on again.
3 6 Fan
Use the button to switch the fan on and off. When the fan is switched on the green LED
above the button will be on. This LED will flash if the battery voltage is too low.
The fan is switched on automatically if there is an alarm situation
3 7 Gas valve
Use the button to open or close the gas valve. When the gas valve is open the green LED
above the button will be on. This LED will flash if the battery voltage is too low.
If the gas valve is opened the gas detector is automatically set to continuous mode
The gas valve is automatically closed if there is an alarm situation as a result of too high a con-
centration of combustible gas or too high a concentration of CO.
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button has been pressed the acoustic
Gasdetector GD1000