FDNY COF P-98 Latest Update 2026 | Exam Prep | 100%
Accurate Answers
1. What is the primary function of the oil storage tank in a fuel-oil system?
To regulate the temperature of the fuel oil.
To provide backup fuel supply during emergencies.
To filter impurities from the fuel oil.
To store fuel oil for the heating system.
2. What is the primary function of the oil filter/strainer in fuel-oil systems?
To monitor the fuel oil levels.
To remove impurities from the fuel oil.
To regulate the temperature of the fuel oil.
To increase the pressure of the fuel oil.
3. Describe the significance of a white flame in the context of oil burner
operation and its implications for safety.
A white flame indicates incomplete combustion, which can lead to
safety hazards such as increased emissions and potential fire risks.
A white flame signifies proper combustion and efficient fuel use.
A white flame means the oil burner is operating at optimal efficiency.
A white flame indicates low oil pressure and requires immediate
attention.
4. In order for oil to burn properly it must:
Be at the proper temperature
, Be atomized properly
Have sufficient air to support combustion
All of the above
5. The suction valve of a standby hot oil pump is left open at all times to:
Prevents the oil left in the pump from oxidizing
Allows greater flow in the active pump
Prevent corrosion of the pump internals
Maintains the pump at operating temperature for easy start-up
6. What is the impact of dirty or damaged nozzles on an oil burner system?
They enhance fuel efficiency.
They increase the burner’s lifespan.
They can lead to improper combustion.
They have no effect on operation.
7. What is the primary purpose of the Tank Shut-Off Valve in fuel-oil systems?
To filter impurities from the oil.
To prevent the flow of oil from the tank during maintenance or
emergencies.
To regulate the temperature of the oil in the tank.
To monitor the oil level in the tank.
8. If an oil burner is experiencing glazing, what maintenance action should be
prioritized to restore proper operation?
, Increase the fuel flow rate to enhance burner performance.
Reduce the operational temperature of the burner.
Replace the burner components immediately without inspection.
Adjust the combustion settings to ensure complete combustion.
9. What is the primary purpose of atomizing oil in fuel-oil systems?
To create a fine mist for efficient combustion
To separate impurities from the oil
To cool the oil before transfer
To increase the oil's viscosity
10. Describe the role of the Tank Shut-Off Valve in ensuring safety during fuel-oil
transfers.
The Tank Shut-Off Valve ensures safety by stopping oil flow,
preventing spills and leaks during maintenance or emergencies.
The Tank Shut-Off Valve filters out contaminants from the oil before it
reaches the burner.
The Tank Shut-Off Valve regulates the pressure within the oil system
to enhance combustion efficiency.
The Tank Shut-Off Valve monitors the temperature of the oil to
prevent overheating.
11. What does the term 'shall' imply in the context of requirements
specifications?
An optional condition
A mandatory condition
, A future event
A recommendation
12. What is a common sign that there is insufficient air supply in the operation of
an oil burner?
No flame
Excessive smoke
Blue flame
Yellow flame
13. Describe the role of the oil filter/strainer in maintaining the efficiency of fuel-
oil systems.
The oil filter/strainer monitors the fuel oil levels to prevent overflow.
The oil filter/strainer regulates the temperature of the fuel oil to
prevent overheating.
The oil filter/strainer increases the pressure of the fuel oil to enhance
combustion.
The oil filter/strainer ensures that impurities are removed from the
fuel oil, which helps maintain the efficiency and longevity of the
system.
14. Describe the primary cause of glazing in oil burners and its impact on
burner performance.
Glazing is a result of using low-quality fuel, which leads to higher
emissions.
Glazing is caused by excessive fuel flow, resulting in increased soot
production.
Accurate Answers
1. What is the primary function of the oil storage tank in a fuel-oil system?
To regulate the temperature of the fuel oil.
To provide backup fuel supply during emergencies.
To filter impurities from the fuel oil.
To store fuel oil for the heating system.
2. What is the primary function of the oil filter/strainer in fuel-oil systems?
To monitor the fuel oil levels.
To remove impurities from the fuel oil.
To regulate the temperature of the fuel oil.
To increase the pressure of the fuel oil.
3. Describe the significance of a white flame in the context of oil burner
operation and its implications for safety.
A white flame indicates incomplete combustion, which can lead to
safety hazards such as increased emissions and potential fire risks.
A white flame signifies proper combustion and efficient fuel use.
A white flame means the oil burner is operating at optimal efficiency.
A white flame indicates low oil pressure and requires immediate
attention.
4. In order for oil to burn properly it must:
Be at the proper temperature
, Be atomized properly
Have sufficient air to support combustion
All of the above
5. The suction valve of a standby hot oil pump is left open at all times to:
Prevents the oil left in the pump from oxidizing
Allows greater flow in the active pump
Prevent corrosion of the pump internals
Maintains the pump at operating temperature for easy start-up
6. What is the impact of dirty or damaged nozzles on an oil burner system?
They enhance fuel efficiency.
They increase the burner’s lifespan.
They can lead to improper combustion.
They have no effect on operation.
7. What is the primary purpose of the Tank Shut-Off Valve in fuel-oil systems?
To filter impurities from the oil.
To prevent the flow of oil from the tank during maintenance or
emergencies.
To regulate the temperature of the oil in the tank.
To monitor the oil level in the tank.
8. If an oil burner is experiencing glazing, what maintenance action should be
prioritized to restore proper operation?
, Increase the fuel flow rate to enhance burner performance.
Reduce the operational temperature of the burner.
Replace the burner components immediately without inspection.
Adjust the combustion settings to ensure complete combustion.
9. What is the primary purpose of atomizing oil in fuel-oil systems?
To create a fine mist for efficient combustion
To separate impurities from the oil
To cool the oil before transfer
To increase the oil's viscosity
10. Describe the role of the Tank Shut-Off Valve in ensuring safety during fuel-oil
transfers.
The Tank Shut-Off Valve ensures safety by stopping oil flow,
preventing spills and leaks during maintenance or emergencies.
The Tank Shut-Off Valve filters out contaminants from the oil before it
reaches the burner.
The Tank Shut-Off Valve regulates the pressure within the oil system
to enhance combustion efficiency.
The Tank Shut-Off Valve monitors the temperature of the oil to
prevent overheating.
11. What does the term 'shall' imply in the context of requirements
specifications?
An optional condition
A mandatory condition
, A future event
A recommendation
12. What is a common sign that there is insufficient air supply in the operation of
an oil burner?
No flame
Excessive smoke
Blue flame
Yellow flame
13. Describe the role of the oil filter/strainer in maintaining the efficiency of fuel-
oil systems.
The oil filter/strainer monitors the fuel oil levels to prevent overflow.
The oil filter/strainer regulates the temperature of the fuel oil to
prevent overheating.
The oil filter/strainer increases the pressure of the fuel oil to enhance
combustion.
The oil filter/strainer ensures that impurities are removed from the
fuel oil, which helps maintain the efficiency and longevity of the
system.
14. Describe the primary cause of glazing in oil burners and its impact on
burner performance.
Glazing is a result of using low-quality fuel, which leads to higher
emissions.
Glazing is caused by excessive fuel flow, resulting in increased soot
production.
