FDNY COF P-98 EXAM STUDY GUIDE
2026/2027 ACCURATE QUESTIONS WITH
CORRECT DETAILED SOLUTIONS ||
100% GUARANTEED PASS
<NEWEST VERSION>
1. Suction pump - ANSWER ✔ circulates the oil throughout the system
2. Suction line - ANSWER ✔ has to be 6 inches from the bottom of the tank
for sediment not to be absorbed
3. Vacuum gauge - ANSWER ✔ a device that measures pressure below
atmospheric pressure/is used to indicate to the operator whether there is an
4. obstruction in the suction line
5. Excessive vacuum readings - ANSWER ✔ indicate that there is an
obstruction in the suction line
6. Main fuel valve - ANSWER ✔ is electrically operated and will open or
close the line leading to the atomizer only for oil burners
7. Carbon and hydrogen - ANSWER ✔ are the two principal elements of fuel
oil
8. During the combustion process, the carbon content of fuel oil is - ANSWER
✔ 85%
9. The hydrogen content of the oil is - ANSWER ✔ 14%
10.The air that contacts the oil prior to its leaving the nozzle is referred to as -
ANSWER ✔ Primary air
,11.the introduction of air from the blower or fan into the combustion chamber
after the oil has left the nozzle is referred to as - ANSWER ✔ secondary air
12.Oil burners require approximately - ANSWER ✔ 2000 cubic feet of air per
gallon of oil consumed
13.During the process of combustion, one part of carbon unites with two parts
of oxygen to produce - ANSWER ✔ carbon dioxide (CO2)
14.Each time 1 pound of carbon is burned - ANSWER ✔ 14,544 BTU of heat
are liberated
15.A correctly adjusted oil burner flame will have an - ANSWER ✔ orange
colored flame body with small red tips
16.A red, smoky flame is an indication of a - ANSWER ✔ lack of air
17.A white, almost dazzling flame is an indication of a great amount of -
ANSWER ✔ excess air
18.An insufficient air supply is one cause of - ANSWER ✔ dense, black
smoke and soot
19.Insulated firebrick is lightweight firebrick that becomes - ANSWER ✔
cherry red 15 seconds after the burner starts
20.Diesel generators should be tested at - ANSWER ✔ minimum monthly
21.Small portable diesel generators rang from - ANSWER ✔ 1K VA - 10K
VA
22.Large office complexes, factories, and power stations generators rang from -
ANSWER ✔ 8K VA - 2000K VA
23.Fire Extinguisher Instructions - ANSWER ✔ Usage guidelines printed on
extinguisher's side.
,24.Stationary Equipment Requirement - ANSWER ✔ Extinguishers needed
near fuel-oil-burning equipment.
25.Fire Extinguishing Practices - ANSWER ✔ Best methods to safely
extinguish fires.
26.Fire Safety Training - ANSWER ✔ Education for proper use of
extinguishers.
27.Hologram - ANSWER ✔ 3x¼ inch strip verifying tag authenticity.
28.Counterfeit Tag - ANSWER ✔ Tag lacking high-quality silver hologram.
29.QR Code - ANSWER ✔ Links to FDNY approved company list.
30.PFE Tag - ANSWER ✔ Released for use from 2021-2023.
31.Lag Pump - ANSWER ✔ Backup pump activated if lead pump fails.
32.Memory Circuit - ANSWER ✔ Keeps alarm active until manually cleared.
33.C of F Holder - ANSWER ✔ Person responsible for fuel-oil system
operation.
34.Fuel-Oil Handling System - ANSWER ✔ System for managing fuel-oil
safely.
35.Alarm System - ANSWER ✔ Monitors fire detection and alerts personnel.
36.Level Sensor - ANSWER ✔ Detects fuel-oil height and capacity.
37.Float Switch - ANSWER ✔ Sounds alarm during tank failure.
38.Emergency Contact - ANSWER ✔ Call 911 for immediate fire assistance.
39.Borough Communication Office - ANSWER ✔ Local FDNY contact
numbers for emergencies.
, 40.Logbook - ANSWER ✔ Records operation and maintenance of equipment.
41.Daily Inspections - ANSWER ✔ Routine checks documented in logbook.
42.Weekly Tests - ANSWER ✔ Regular system tests recorded by C of F
holder.
43.Fire Alarm Command Station - ANSWER ✔ Central monitoring for fire
detection systems.
44.Fuel-Oil Tanks - ANSWER ✔ Storage for fuel-oil requiring monitoring.
45.High Level Alarm - ANSWER ✔ Alerts when fuel-oil exceeds safe level.
46.Low Level Alarm - ANSWER ✔ Alerts when fuel-oil drops below safe
level.
47.Leak Detection - ANSWER ✔ Identifies fuel-oil leaks in containment.
48.Transfer Pump - ANSWER ✔ Moves fuel-oil between tanks or systems.
49.Corrective Action - ANSWER ✔ Response taken after an alarm triggers.
50.Routine Maintenance - ANSWER ✔ Scheduled upkeep of fuel-oil systems.
51.Emergency Procedures - ANSWER ✔ Steps to follow during fire incidents.
52.Safety Interlocks - ANSWER ✔ Prevents unsafe operation of equipment.
53.Automatic Backup Operation - ANSWER ✔ Ensures safety by activating
backup systems.
54.Unique Control Strategy - ANSWER ✔ Tailored approach for each fuel-oil
system.
2026/2027 ACCURATE QUESTIONS WITH
CORRECT DETAILED SOLUTIONS ||
100% GUARANTEED PASS
<NEWEST VERSION>
1. Suction pump - ANSWER ✔ circulates the oil throughout the system
2. Suction line - ANSWER ✔ has to be 6 inches from the bottom of the tank
for sediment not to be absorbed
3. Vacuum gauge - ANSWER ✔ a device that measures pressure below
atmospheric pressure/is used to indicate to the operator whether there is an
4. obstruction in the suction line
5. Excessive vacuum readings - ANSWER ✔ indicate that there is an
obstruction in the suction line
6. Main fuel valve - ANSWER ✔ is electrically operated and will open or
close the line leading to the atomizer only for oil burners
7. Carbon and hydrogen - ANSWER ✔ are the two principal elements of fuel
oil
8. During the combustion process, the carbon content of fuel oil is - ANSWER
✔ 85%
9. The hydrogen content of the oil is - ANSWER ✔ 14%
10.The air that contacts the oil prior to its leaving the nozzle is referred to as -
ANSWER ✔ Primary air
,11.the introduction of air from the blower or fan into the combustion chamber
after the oil has left the nozzle is referred to as - ANSWER ✔ secondary air
12.Oil burners require approximately - ANSWER ✔ 2000 cubic feet of air per
gallon of oil consumed
13.During the process of combustion, one part of carbon unites with two parts
of oxygen to produce - ANSWER ✔ carbon dioxide (CO2)
14.Each time 1 pound of carbon is burned - ANSWER ✔ 14,544 BTU of heat
are liberated
15.A correctly adjusted oil burner flame will have an - ANSWER ✔ orange
colored flame body with small red tips
16.A red, smoky flame is an indication of a - ANSWER ✔ lack of air
17.A white, almost dazzling flame is an indication of a great amount of -
ANSWER ✔ excess air
18.An insufficient air supply is one cause of - ANSWER ✔ dense, black
smoke and soot
19.Insulated firebrick is lightweight firebrick that becomes - ANSWER ✔
cherry red 15 seconds after the burner starts
20.Diesel generators should be tested at - ANSWER ✔ minimum monthly
21.Small portable diesel generators rang from - ANSWER ✔ 1K VA - 10K
VA
22.Large office complexes, factories, and power stations generators rang from -
ANSWER ✔ 8K VA - 2000K VA
23.Fire Extinguisher Instructions - ANSWER ✔ Usage guidelines printed on
extinguisher's side.
,24.Stationary Equipment Requirement - ANSWER ✔ Extinguishers needed
near fuel-oil-burning equipment.
25.Fire Extinguishing Practices - ANSWER ✔ Best methods to safely
extinguish fires.
26.Fire Safety Training - ANSWER ✔ Education for proper use of
extinguishers.
27.Hologram - ANSWER ✔ 3x¼ inch strip verifying tag authenticity.
28.Counterfeit Tag - ANSWER ✔ Tag lacking high-quality silver hologram.
29.QR Code - ANSWER ✔ Links to FDNY approved company list.
30.PFE Tag - ANSWER ✔ Released for use from 2021-2023.
31.Lag Pump - ANSWER ✔ Backup pump activated if lead pump fails.
32.Memory Circuit - ANSWER ✔ Keeps alarm active until manually cleared.
33.C of F Holder - ANSWER ✔ Person responsible for fuel-oil system
operation.
34.Fuel-Oil Handling System - ANSWER ✔ System for managing fuel-oil
safely.
35.Alarm System - ANSWER ✔ Monitors fire detection and alerts personnel.
36.Level Sensor - ANSWER ✔ Detects fuel-oil height and capacity.
37.Float Switch - ANSWER ✔ Sounds alarm during tank failure.
38.Emergency Contact - ANSWER ✔ Call 911 for immediate fire assistance.
39.Borough Communication Office - ANSWER ✔ Local FDNY contact
numbers for emergencies.
, 40.Logbook - ANSWER ✔ Records operation and maintenance of equipment.
41.Daily Inspections - ANSWER ✔ Routine checks documented in logbook.
42.Weekly Tests - ANSWER ✔ Regular system tests recorded by C of F
holder.
43.Fire Alarm Command Station - ANSWER ✔ Central monitoring for fire
detection systems.
44.Fuel-Oil Tanks - ANSWER ✔ Storage for fuel-oil requiring monitoring.
45.High Level Alarm - ANSWER ✔ Alerts when fuel-oil exceeds safe level.
46.Low Level Alarm - ANSWER ✔ Alerts when fuel-oil drops below safe
level.
47.Leak Detection - ANSWER ✔ Identifies fuel-oil leaks in containment.
48.Transfer Pump - ANSWER ✔ Moves fuel-oil between tanks or systems.
49.Corrective Action - ANSWER ✔ Response taken after an alarm triggers.
50.Routine Maintenance - ANSWER ✔ Scheduled upkeep of fuel-oil systems.
51.Emergency Procedures - ANSWER ✔ Steps to follow during fire incidents.
52.Safety Interlocks - ANSWER ✔ Prevents unsafe operation of equipment.
53.Automatic Backup Operation - ANSWER ✔ Ensures safety by activating
backup systems.
54.Unique Control Strategy - ANSWER ✔ Tailored approach for each fuel-oil
system.
