P-99 LOW PRESSURE BOILER COF FDNY LATEST 2026 ACTUAL
EXAM WITH COMPLETE QUESTIONS AND CORRECT DETAILED
ANSWERS (100% VERIFIED ANSWERS) |ALREADY GRADED A+|
||PROFESSOR VERIFIED|| ||BRANDNEW!!!||
Oil burners require approx _____ cubic feet of air per gallon of oil.
Poor mixture could become an _____ mixture. - ANSWER-2000,
explosive
_____ _____ is recognized as the end product of complete
combustion. Improper oxygen or combustion will produce ____
_____. - ANSWER-Carbon dioxide, carbon monoxide
A proper amount of air mixed with oil will produce an ____ colored
flame with ____ tips. - ANSWER-Orange, red
A ____ and _____ flame is an indication of a lack of ______ and
can cause dense ____ smoke and soot. - ANSWER-Red and
smokey, air, black
Too much air will cause a ____flame and can ____ out the flame.
- ANSWER-White, blow
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The oil spray entering the combustion chamber burns in ____. If it
contacts the walls it may cause ____ deposits and cause a _____
failure. - ANSWER-Suspension, carbon, burner
Insulating firebrick makes up the walls of the ______ ______. It
turns cherry red ____ seconds after the burner starts. The heat is
reflected back into the combustion chamber and maintains the fire
after the _____ is turned off. - ANSWER-Combustion Chamber,
15, ignition
The storage temp range for oil is about ____degrees F. The use
of _____ help it to be pumped to the oil burning unit. The fuel oil is
raised to about ____ degrees before it enters the combustion
process. - ANSWER-100, preheaters, 180
A defective oil cut off valve can lead to ____- ____. This causes a
_____ start up and shut down condition. Could lead to ____ on
the floor of the heating unit. - ANSWER-After-drip, noisy, fire
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A leaking ____ on the oil pump shaft bearing may also cause oil
leak on the ____ in front of the heating unit. - ANSWER-Seal,
floor
Dirty or damaged nozzles or rotary cups can cause improper
_____. This will lead to a ____ deposit in the combustion
chamber. - ANSWER-Atomization, carbon
Nozzles in the no. 6 oil burner should be cleaned at least ____ a
____. - ANSWER-Once a day
Blockage in the chimney or flue passage will cause the cellar or
boiler room to become filled with ____. - ANSWER-Smoke
Water in the fuel oil or the wrong grade will cause improper
_____. - ANSWER-Atomization
A delay in ignition is the most common cause for burner ____
____. This can cause the boiler door to _____ _____. - ANSWER-
Puff back, blow open