Fdny p-99 c of f Latest Update 2025-2026 Actual Exam 90 Questions with 100% Verified Correct Answers Guaranteed A+ Verified by Professor
At what pressure is the oil and air mixture delivered to the nozzle? - CORRECT
ANSWER: 1-15 psi
At what pressure should oil storage tanks be tested? - CORRECT ANSWER: At 1 1/2x max working pressure but never < 25 psi
At what pressure should piping be tested? - CORRECT ANSWER: 1/2 max working
pressure but less than pressure required for storage tank
At what temperature is oil stored at? - CORRECT ANSWER: Just above 100 degrees
Can oil burn? Why or why not? - CORRECT ANSWER: No it is a liquid fuel and must be changed into a gas or vapor to burn
How are flue dampers designed? - CORRECT ANSWER: So that they cannot
completely cut off passage of flue gasses at any time
How is oil heated in storage tanks? - CORRECT ANSWER: Coils using low pressure hot water/steam or approved electric heaters.
How long should hydrostatic pressure be maintained? - CORRECT ANSWER: Until all
joints and connections are inspected for leaks and at 30 minutes have passed
How much air do burners require per gallon of oil burner? - CORRECT ANSWER: 2000 cubic feet 1 / 2
How much cfm of air be capable of per gallon of oil per hour? - CORRECT ANSWER:
36 cfm
How often should a boiler be inspected? - CORRECT ANSWER: Once a year
How often should nozzles and rotary cups be cleaned on a no. 6 oil burner? -
CORRECT ANSWER: Daily
If ventilation is supplied mechanically, what is required of the pressure? - CORRECT
ANSWER: It must be greater than the atmospheric pressure outdoors
Is a chimney required to install a burner? - CORRECT ANSWER: Yes
What are the 4 safety controls implemented? - CORRECT ANSWER: Oil temperature
control, ignition, stack/combustion control, and high pressure and temperature control.
What can be a result of insufficient air supply? - CORRECT ANSWER: Dense, black
smoke and soot
What can happen if a combustion chamber is not preheated? - CORRECT ANSWER:
Oil burner system gets filled with vaporized oil fumes. Indicated by strong odor
What can happen to the flame of there is an excess air supply? - CORRECT ANSWER: The flame can go out
What can lead to after drip? - CORRECT ANSWER: A defective oil cut off valve, allows oil to drip into combustion chamber while burner is off. Carbon build up.
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