P99 Low PSI Oil Burner Operator Exam 2025-
2026 Most Recent Version Comprehensive 140
Questions and Verified Answers Accurate
Solutions Already Graded A+ Get it 100% Correct
A correctly adjusted oil burner flame will have an ____ colored flame body with small
____, slightly cloudy tips. - CORRECT ANSWER: Orange / Red
A dangerous condition occurs when oil pumped to the combustion chamber is not
properly ____. - CORRECT ANSWER: Atomized.
A defective oil cut-off valve can lead to ____. - CORRECT ANSWER: After-drip.
A red, smoky flame is an indication of a ____. - CORRECT ANSWER: Lack of air.
A remote control for oil burner is provided to stop what? - CORRECT ANSWER: The
flow of oil to any burner.
A white, dazzling flame is an indication of ____. - CORRECT ANSWER: Excess air.
Acceptance tests: Boilers shall not be placed in operation upon completion of
construction until they have been ____ and an equipment use permit has been issued
by the commissioner. - CORRECT ANSWER: Inspected and tested.
After any fuel burning equipment repair for which a licensed operator is required, such
operator shall also check the repairs and be ____ while the equipment is started. -
CORRECT ANSWER: Present.
After-drip can lead to ____. - CORRECT ANSWER: Carbon deposit build-up.
, All heating, combustion, and cooking equipment shall be provided with insulation or the
building construction shall be fire protected, so that during operation the surface of
combustible construction materials will not be raised to a temperature higher than ____.
- CORRECT ANSWER: 170 ̊ F
An excessive air supply can also ____ the flame. - CORRECT ANSWER: Blow out.
Assuming an outside location is impractical, where can the remote control for oil burner
be located? - CORRECT ANSWER: Immediately inside the room in which the burner is
located.
At what RPM is oil atomized? - CORRECT ANSWER: 3,400
Between what temperatures does the pre-heater bring the oil to? - CORRECT
ANSWER: 160° - 180°F
Between what temperatures must no. 6 fuel-oil be maintained in the storage tank? -
CORRECT ANSWER: 100 ̊ - 130 ̊F
Blockage in the chimney or flue passage will cause the boiler room to become ____. -
CORRECT ANSWER: Filled with smoke.
Burner puff-back is most often caused by a ____ in ignition. - CORRECT ANSWER:
Delay.
Dampers in flues shall be constructed so that they cannot completely ____ the passage
of flue gases at any time. - CORRECT ANSWER: Cut off.
Dense, black smoke and soot is an indication of ____. - CORRECT ANSWER:
Insufficient air.
2026 Most Recent Version Comprehensive 140
Questions and Verified Answers Accurate
Solutions Already Graded A+ Get it 100% Correct
A correctly adjusted oil burner flame will have an ____ colored flame body with small
____, slightly cloudy tips. - CORRECT ANSWER: Orange / Red
A dangerous condition occurs when oil pumped to the combustion chamber is not
properly ____. - CORRECT ANSWER: Atomized.
A defective oil cut-off valve can lead to ____. - CORRECT ANSWER: After-drip.
A red, smoky flame is an indication of a ____. - CORRECT ANSWER: Lack of air.
A remote control for oil burner is provided to stop what? - CORRECT ANSWER: The
flow of oil to any burner.
A white, dazzling flame is an indication of ____. - CORRECT ANSWER: Excess air.
Acceptance tests: Boilers shall not be placed in operation upon completion of
construction until they have been ____ and an equipment use permit has been issued
by the commissioner. - CORRECT ANSWER: Inspected and tested.
After any fuel burning equipment repair for which a licensed operator is required, such
operator shall also check the repairs and be ____ while the equipment is started. -
CORRECT ANSWER: Present.
After-drip can lead to ____. - CORRECT ANSWER: Carbon deposit build-up.
, All heating, combustion, and cooking equipment shall be provided with insulation or the
building construction shall be fire protected, so that during operation the surface of
combustible construction materials will not be raised to a temperature higher than ____.
- CORRECT ANSWER: 170 ̊ F
An excessive air supply can also ____ the flame. - CORRECT ANSWER: Blow out.
Assuming an outside location is impractical, where can the remote control for oil burner
be located? - CORRECT ANSWER: Immediately inside the room in which the burner is
located.
At what RPM is oil atomized? - CORRECT ANSWER: 3,400
Between what temperatures does the pre-heater bring the oil to? - CORRECT
ANSWER: 160° - 180°F
Between what temperatures must no. 6 fuel-oil be maintained in the storage tank? -
CORRECT ANSWER: 100 ̊ - 130 ̊F
Blockage in the chimney or flue passage will cause the boiler room to become ____. -
CORRECT ANSWER: Filled with smoke.
Burner puff-back is most often caused by a ____ in ignition. - CORRECT ANSWER:
Delay.
Dampers in flues shall be constructed so that they cannot completely ____ the passage
of flue gases at any time. - CORRECT ANSWER: Cut off.
Dense, black smoke and soot is an indication of ____. - CORRECT ANSWER:
Insufficient air.
