Pressure gage {Ans: Shows the steam pressure inside the steam boiler}Smoke alarm {Ans: Will shut down an oil burner and put on an alarm if there is excessive smoke or if the fire is improper}Burner shut off valve {Ans: Located as close to the burner as possible to reduce the amount of oil remaining in the burner line after emergency shutdown}The temperature in the storage tank is usually maintained between {Ans: 100 and 130 degrees}Vaporstat {Ans: A low pressure control mounted on the fan housing and will shut down the burner if no air or combustion exists}Main fuel valve {Ans: Electrically operated valve that will open or close the line leading to the atomizer of the oil burner}