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How to change your Furnace Nozzle

Keep your furnace running smoothly. Learn how to change the Nozzle in your furnace as this step-by-step video guides you through the process.

Demonstrated on a Beckett burner on a Weil McLain oil fired furnace.
Method can be used for most applications.

Why buy your own?
  • This should be part of your annual cleaning.
  • Furnaces seem to fail in the middle of the night during the coldest winter weather. Replacing the nozzle will often resolve your problem.
  • Save Money #1 – Often times it is cheaper to buy your own versus paying a heating professional’s marked-up price.
  • Save Money #2 – Buying in bulk saves $$$ .
    For example our nozzles:
    • cost $22.77 each. (shipping included)
    • For 12 nozzles- $65.32 or $5.44 each.
    • Buying in quantity saved us a whopping 76%.
    • Peace of Mind – you know the part is in stock because it is in your stock.

Each furnace set-up has a specific nozzle that will work well for it.
  • First number is gallons of oil per hour at 100psi.
  • Second number is the apex angle (30° to 90° arc) of the oil spray cone.
  • The letters designate the fill of the spray cone:
    • A or H = hollow
    • B or ES = solid
    • SS = semi-solid
    • W = multipurpose.
Once you determine the nozzle required for your application, you can find it by pressing this button
We used:

Please follow safety instructions for any products you and use safe practices for every project. This site is meant to demonstrate how we did it ourselves and encourage you to give it a try. Please do not extend your project beyond what your personal skill set will allow you to do safely. Please note we are “do it yourselfers” and not experts.
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