Oil Burner Test Questions And Answers 100% Verified A+ Guaranteed

It is best to connect fuel units as a one pipe system instead of two pipe because: {Ans: One pipe leads to longer filter life and eliminates leaking return lines}A sooted or plugged heat exchanger can cause {Ans: All the above}An oil safety valve can perform the following functions: {Ans: Reduce pressure from its inlet to its outlet & prevent gravity flow}A chimney connector shall maintain a minimum pitch or rise of {Ans: 1/4 inch per foot}What form is used to pull an oil burner permit {Ans: CMR.4}Fusible switches and valves shall operate at a temperature of {Ans: 165°F}