Oil burner nozzle types flow rates in gph spray patterns selection guide.
Clean oil furnace burner nozzle.
The precise method to remove the burner gun and nozzle will however vary depending upon the type of furnace you own.
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.
Clean the cad cell surface and check the bracket alignment for good flame sighting.
Using a small brush and vacuum cleaner snorkel clean the air inlets and blower vanes.
Oil the burner motor if applicable.
Let s look at how a nozzle works and then consider what we expect a nozzle to do.
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.
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Your oil burner gun will have the oil burner nozzle.
Restore to like new condition.
The nozzle will be located at the end of the furnace s burner gun.
Use caution with these pliers as they could end up doing damage to your nozzle.
Place a shallow pan beneath the oil filter housing to catch any oil in the filter housing.
Simply remove the nozzle.
Remove the furnace door from the furnace to access the oil filter pump cover and sprayer nozzle.
Step 3 soak.
How to clean a oil furnace injector nozzle.
Energy is required to break up the oil into droplets.
Clean the transformer bushings and springs.
This can usually be done by hand by simply twisting it free.
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.
Also look for nozzle concentricity.
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.
