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COF FDNY LOW PRESSURE BOILER P 99 ACTUAL EXAM 2026/2027 STUDY QUESTIONS WITH CORRECT VERIFIED ANSWER
When the oil burner goes into operation and the chamber is not ____ and the source of ____ fails, the fumes can build up in the _____ and cause a ____ _____. - Answer>>> Heated, ignition, chimney, puff back 
The heating of oil in the storage tanks shall be by means of _____ using low pressure _____ or _____, or by means of _____ heaters. - Answer>>> Coils, hot water, steam, electric 
Insulating firebrick makes up the walls of the ______ ______. It turns cherry red ____ seconds ...