Hot Water Boiler Startup Procedures
17 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What does the objective cover?

  • Furnace purge and ignition only
  • Site-specific standard operating procedures
  • Main steps for purging the furnace
  • Starting a hot water boiler (correct)

    • Where can you find an excellent reference for heating boiler operating practices?

  • Compressed air systems
  • ASME VI Recommended Rules for the Care and Operation of Heating Boilers (correct)
  • Site-specific standard operating procedures
  • Boiler manufacturer's operating procedures

    • What should be done if the heating system has only one boiler?

  • Prepare the boiler plant auxiliaries
  • The entire system should be heated simultaneously from a cold start (correct)
  • Review the manufacturer recommendations for burner and boiler startup
  • Ensure the boiler control switch is in the “off” position

    • What should be reviewed for burner and boiler startup?

    <p>Manufacturer recommendations</p> Signup and view all the answers

    Which system preparations are discussed in the previous chapter?

    <p>Plant preparations</p> Signup and view all the answers

    What should be done to the boiler control switch before startup?

    <p>Ensure it is in the “off” position</p> Signup and view all the answers

    What are the auxiliaries that should be prepared?

    <p>Boiler water circulating pumps and combustion air system</p> Signup and view all the answers

    What should be opened if applicable?

    <p>Boiler return and supply valves</p> Signup and view all the answers

    What should be done to supply power to the boiler?

    <p>Open the main disconnect switch</p> Signup and view all the answers

    What is the purpose of allowing at least 5 minutes for the furnace to purge naturally?

    <p>To provide enough time for the furnace to purge naturally</p> Signup and view all the answers

    What should be done after the pilot flame is established?

    <p>Open the main burner test firing valve</p> Signup and view all the answers

    Why is it important to raise the water temperature slowly while operating the boiler at low fire?

    <p>To prevent differential expansion between furnace tube and firetubes</p> Signup and view all the answers

    What should be checked when the burner shuts down?

    <p>The water pressure on the tridicator gauge</p> Signup and view all the answers

    What does 'cutting in' refer to in the context of hot water boilers?

    <p>Adding a previously non-operating boiler to an already operating system</p> Signup and view all the answers

    What should be done if a common expansion tank is used for all boilers during warm-up?

    <p>Keep stop valves in the supply and return lines to the boiler closed during warmup</p> Signup and view all the answers

    What should be ensured when warming up a cold boiler with a common expansion tank?

    <p>Maintain a minimal air cushion in the tank</p> Signup and view all the answers

    What should be done when the temperature of the boiler water reaches the temperature of the water in the supply main?

    <p>Slightly open the stop valve on the boiler outlet</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser