Nozzles can be cleaned to remove any carbonization by using a very fine wire brush.
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Q3: To make combustion efficiency tests, a hole
Q4: Tank piping should be inspected regularly for
Q5: An auxiliary tank and booster pump system
Q6: The grade of fuel used in residential
Q7: Tanks that are to be installed underground
Q9: Improper combustion can lead to _.
A) excessive
Q10: The heat content of one gallon of
Q11: In a(n) _ fuel oil supply system,
Q12: In a single-stage fuel oil pump, the
Q13: A condensing oil furnace operates at a
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