P-99 Low Pressure Boiler COF FDNY EXAM LATEST
2026/2027 QUESTIONS and CORRECT DETAILED
ANSWERS ALREADY GRADED A+
The oil spray entering the combustion chamber burns in ____. If it contacts the
walls it may cause ____ deposits and cause a _____ failure. - CORRECT
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. -
CORRECT 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. - CORRECT 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. -
CORRECT ANSWER-After-drip, noisy, fire
,A leaking ____ on the oil pump shaft bearing may also cause oil leak on the ____
in front of the heating unit. - CORRECT ANSWER-Seal, floor
A fill line in an oil burner system is a line used to: - CORRECT ANSWER-Fill the
storage tank with oil.
The aquastat is located - CORRECT ANSWER-Below the water line.
All heating, combustion, and cooking equipment shall be installed with adequate
clearances from _______ construction. - CORRECT ANSWER-Combustible
The equipment must be provided with ______ or the building construction shall
be _____ _____. - CORRECT ANSWER-Insulation.
Fire Protected
During operation the surface of combustible construction materials will not be
raised to a temp higher than _____ degrees F. - CORRECT ANSWER-170
degrees
Equipment shall be so that the means of access for ordinary operation and
maintenance will not be _______. - CORRECT ANSWER-Hazardous
, Acceptance Tests:
Boilers shall not be placed in operation until they have been _____ and ____ and
an equipment ____ _____ has been issued by the ______. - CORRECT
ANSWER-Inspected and tested.
Use permit, commissioner
Periodic Inspections: All boilers must be inspected at least _____ a _____
including chimney connections. - CORRECT ANSWER-Once a year
Owners Annual Statement: The owner of each boiler shall file an _____ written
statement with the ________, specifying the _____of each boiler and ______ for
inspection. - CORRECT ANSWER-Annual, commissioner, location, arrangement.
Field Tests: all piping and oil storage tanks shall be _______ tested for tightness
by the ______ before the system is operated. - CORRECT ANSWER-
Hydrostatically, contractor
The piping shall be tested at _____ times the max working pressure applicable to
that part of the piping system but at a pressure ____ than the test pressure
required for the storage tank. - CORRECT ANSWER-1/2, less
2026/2027 QUESTIONS and CORRECT DETAILED
ANSWERS ALREADY GRADED A+
The oil spray entering the combustion chamber burns in ____. If it contacts the
walls it may cause ____ deposits and cause a _____ failure. - CORRECT
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. -
CORRECT 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. - CORRECT 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. -
CORRECT ANSWER-After-drip, noisy, fire
,A leaking ____ on the oil pump shaft bearing may also cause oil leak on the ____
in front of the heating unit. - CORRECT ANSWER-Seal, floor
A fill line in an oil burner system is a line used to: - CORRECT ANSWER-Fill the
storage tank with oil.
The aquastat is located - CORRECT ANSWER-Below the water line.
All heating, combustion, and cooking equipment shall be installed with adequate
clearances from _______ construction. - CORRECT ANSWER-Combustible
The equipment must be provided with ______ or the building construction shall
be _____ _____. - CORRECT ANSWER-Insulation.
Fire Protected
During operation the surface of combustible construction materials will not be
raised to a temp higher than _____ degrees F. - CORRECT ANSWER-170
degrees
Equipment shall be so that the means of access for ordinary operation and
maintenance will not be _______. - CORRECT ANSWER-Hazardous
, Acceptance Tests:
Boilers shall not be placed in operation until they have been _____ and ____ and
an equipment ____ _____ has been issued by the ______. - CORRECT
ANSWER-Inspected and tested.
Use permit, commissioner
Periodic Inspections: All boilers must be inspected at least _____ a _____
including chimney connections. - CORRECT ANSWER-Once a year
Owners Annual Statement: The owner of each boiler shall file an _____ written
statement with the ________, specifying the _____of each boiler and ______ for
inspection. - CORRECT ANSWER-Annual, commissioner, location, arrangement.
Field Tests: all piping and oil storage tanks shall be _______ tested for tightness
by the ______ before the system is operated. - CORRECT ANSWER-
Hydrostatically, contractor
The piping shall be tested at _____ times the max working pressure applicable to
that part of the piping system but at a pressure ____ than the test pressure
required for the storage tank. - CORRECT ANSWER-1/2, less
