Why the gas stove can light a fire, a let go to extinguish?

          Because the gas cookers  equipped with accidental extinguishing protection device, this phenomenon is related to flameout protection device. After ignition, the fire has not burned to the thermocouple, if not, the fire cover may not be put well, it may be on the thermocouple hole is debris or water blocked to make the fire out, the thermocouple may shift or sink, Eliminate the problem .