Combustion Air and Flue Gas System Start-up

 At the end of this lesson, you will be able to describe the steps performed to put the boiler fan operation system into service. • Identify the importance of establishing air flow in the boiler with the induced draft (ID) fan • List verifications and tests to complete prior to forced draft (FD) fan start-up • Describe the steps to start the FD fan • Describe preparations to ensure the ignitor air blowers are ready for service • List typical permissives to be satisfied before purging the boiler • Describe the steps to successfully purge the boiler • Describe the steps to put preheater into service