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Gas Appliances

Exam revision materials for Plumbing Level 2&3 and ACS Gas Safety test

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Boiler Commissioning

Main Checks

  • combustion air is adequate
  • the flue is correctly constructed
  • general condition and suitability of the boiler
  • the installation work is satisfactory and complies
  • gas fittings and other and other works for the supply of gas are adequate - the system is gas tight
  • electrical fittings and the supply of electricity are satisfactory

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Firing a boiler

  • light boiler as per manufacture's instructions
  • check and adjust burner pressure as stated on data plate
  • check gas rate
  • check operation of flue (open flues require a spillage test)
  • check boiler controls and safety devices are functioning correctly

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