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When the fireplace is turned on, gas flows to the main burner, which is ignited by the pilot light. This is what produces a larger flame in the fireplace. Even when the fireplace is off, the pilot ...
An alternative to the pilot light is a system to create a high voltage electrical arc or spark between two electrodes, in order to light the gas flowing to the burner. Fail-safe design for such a system requires the burner flame to be detected by passing an electric current through the flame, which is received by the flame rectification circuit ...
To begin the operation of the fireplace unit, the user must turn on the gas supply and ignite the burners. Once this is done, the unit will operate completely autonomously until the gas supply to the burners is shut off. While in operation, convection will cause the hot air in the firebox to rise to the top of the firebox. As the amount of hot ...
Auto reignition lowers the risk of gas leaks: if a flame goes out during operation, for example, from vibration or a gust of wind; due to misoperation—a user might not understand the "light" position must be maintained for about 0.5 to 2 seconds before turning the burner knob on fully.
KGO-TV (channel 7) is a television station licensed to San Francisco, California, United States, serving the San Francisco Bay Area.It has been owned and operated by the ABC television network through its ABC Owned Television Stations division since the station's inception.
Fireplaces are one of the biggest energy wasters when the flue is not used properly. This occurs when the flue is left open too wide after the fire is started. Known as convection , warm air from the house is pulled up the chimney, while cold air from outside is pulled into the house wherever it can enter, including around leaking windows and ...
Propane burner used with forced air into a metal melting furnace. Propane burner with a Bunsen flame Oxy-Acetylene for cutting through steel rails Flame of a gas and oil, in a dual burner A gas burner is a device that produces a non-controlled flame by mixing a fuel gas such as acetylene , natural gas , or propane with an oxidizer such as the ...
The American Broadcasting Company is a television network based in the United States made up of eight owned-and-operated stations and nearly 226 network affiliates. [1] ...