Boiler Efficiency 2: Windboxes Burners and the Furnace

At the end of this course you will be able to: Describe how the windbox the secondary air dampers the burners and the furnace operate together to sustain combustion. Explain why the flow of fuel and air through the system is balanced as closely as possible. State the function of the windbox. Describe problems commonly associated with the windbox. Describe how secondary air flow can be balanced by adjusting the secondary air dampers. Describe the effects of adjusting burner tilts. Describe how to recognize burner problems. Describe furnace draft. Describe problems commonly associated with furnaces.