Hot Water Boiler Startup Guidelines
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Questions and Answers

What is the first step to be observed before starting up a new boiler or putting one into operation after a prolonged shutdown?

  • Preparing auxiliary water and fuel systems
  • Checking the altitude gauge
  • Verifying the inspection certificate (correct)
  • Reviewing the manufacturer's recommendations

    • What should be verified with the altitude gauge on the boiler?

  • The fuel system preparation
  • The manufacturer's recommendations
  • The inspection certificate validity
  • The minimum static pressure (correct)

    • What should be done with the boiler and system to ensure that the minimum pressure is maintained as indicated by the altitude gauge?

  • Tighten up all auxiliary systems
  • Heat up the system
  • Exceed the altitude indication with pressure indication (correct)
  • Fill the system with water

    • What should be checked over, cleaned, filled with water, closed and tightened up before starting up a new boiler?

    <p>Auxiliary water and fuel systems</p> Signup and view all the answers

    Where can the minimum static pressure required for maintaining a positive pressure at the highest point in the system during operation be indicated if the boiler is equipped with a combination altitude pressure gauge?

    <p>In metres</p> Signup and view all the answers

    What is essential to verify before starting up a new boiler according to the given text?

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

    What should be done if the level in the expansion tank is high?

    <p>Vent and drain the expansion tank</p> Signup and view all the answers

    When should the expansion tank vent and drain be closed?

    <p>Afterwards, close the expansion tank vent and drain, and open the expansion tank isolation valve</p> Signup and view all the answers

    What should be done to ensure proper heat transfer from the heater?

    <p>Start the primary heating loop circulator pump</p> Signup and view all the answers

    What should be done if multiple boilers share a common expansion tank?

    <p>Refer to site-specific procedures</p> Signup and view all the answers

    What should be checked before starting the secondary circulator pumps?

    <p>The temperature setting of the high limit control</p> Signup and view all the answers

    When should the boiler control switch on the panel be in the off position?

    <p>Before pushing the reset buttons for mechanical reset devices</p> Signup and view all the answers

    What action should be taken if a boiler has a high–low firing rate control?

    <p>Set the control switch on the panel to low</p> Signup and view all the answers

    What should be done with boilers equipped with fully modulating firing rate control?

    <p>Set the manual–automatic switch to manual and leave flame control switch in low-fire position</p> Signup and view all the answers

    What should be ensured after checking all auxiliary equipment thoroughly?

    <p>Boiler control switch on panel should be in off position</p> Signup and view all the answers

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