The precise method to remove the burner gun and nozzle will however vary depending upon the type of furnace you own.
Clean oil furnace burner nozzle.
Let s look at how a nozzle works and then consider what we expect a nozzle to do.
The nozzle will be located at the end of the furnace s burner gun.
Oil burner nozzle types flow rates in gph spray patterns selection guide.
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Energy is required to break up the oil into droplets.
Using a small brush and vacuum cleaner snorkel clean the air inlets and blower vanes.
Clean the cad cell surface and check the bracket alignment for good flame sighting.
How to clean a oil furnace injector nozzle.
Restore to like new condition.
It is always best just to replace the oil burner nozzle because they are actually only a few bucks and why should you go through all that work to clean the burner nozzle just to have it fail or clog up on you again there off course is many reasons why you would want to clean the nozzle.
This can usually be done by hand by simply twisting it free.
No matter what brand of oil burner you do have the good news is that you can clean the nozzle on all of them.
Use caution with these pliers as they could end up doing damage to your nozzle.
Oil burner nozzles have the job of spraying heating oil into the combustion chamber in a spray pattern of the right size and shape to properly fit the equipment and to assure a fine spray that in turn assures as complete combustion of the heating oil as possible.
In most cases you will need a wrench to remove several bolts to loosen the entire assembly that holds the burner motor blower and gun in place.
Oil the burner motor if applicable.
Clean the transformer bushings and springs.
If you are having problems with removing it then try a pair of pliers.
The energy is supplied by the fuel unit delivering oil to the nozzle from 100 150 psig for most residential applications and up to 300 psig for commercial applications.
Step 2 remove nozzle.
Place a shallow pan beneath the oil filter housing to catch any oil in the filter housing.
Remove the furnace door from the furnace to access the oil filter pump cover and sprayer nozzle.
Also look for nozzle concentricity.
