1
Oil Burner Test 2025/2026 Exam
Questions and Detailed Answers | Get it
100% Correct Answers
Number 2 oil has what btu's - 🧠 ANSWER ✔✔140,000
Which fuel oil has the lowest viscosity - 🧠 ANSWER ✔✔#1
Fuel oil is made up of mostly - 🧠 ANSWER ✔✔Hydrogen/carbon
Flash point of #2 fuel oil is - 🧠 ANSWER ✔✔115 degrees
Combustion triangle - 🧠 ANSWER ✔✔oxygen, heat, fuel
vent pipes must be atleast ______ feet above or _______ feet below any window
or door. they must also be _____ get away from property line to prevent sewer gas
from drifting to neighbors house - 🧠 ANSWER ✔✔3 feet above or 5 feet below
door or window.
3 feet from property line
To make combustion efficiency test, a whole must be made - 🧠 ANSWER ✔✔In
the flue pipe before the draft control
1
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, 2
What three colors does the NEC allowed to be used for ground wire? - 🧠 ANSWER
✔✔Green, bare of green with yellow stripe
Is zero smoke and low CO2 or high 02 reading at the flue pipe and over the fire is
an indication of what - 🧠 ANSWER ✔✔Too much air
A fan attached to the flu pipe at the exit terminal from the building, to pull the
products of combustion out of the heating unit - 🧠 ANSWER ✔✔Power venting
Static pressure created by the burner fan, pushes the combustion gases through the
heat exchanger and out of the building - 🧠 ANSWER ✔✔Direct venting
Expansion tanks are needed, and what type of system - 🧠 ANSWER ✔✔Hot water
A direct vented boiler is a positive pressure system, and no chimney is needed - 🧠
ANSWER ✔✔True
What are nozzles rated at? - 🧠 ANSWER ✔✔Nozzles are rated in gallons per hour
at 100 pounds pressure
Zone control valves are controlled by - 🧠 ANSWER ✔✔Thermostats
When a nozzle breaks fuel down into tiny droplets to create enough service area
for oxygen to better surround droplets - 🧠 ANSWER ✔✔Atomizing
2
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
Oil Burner Test 2025/2026 Exam
Questions and Detailed Answers | Get it
100% Correct Answers
Number 2 oil has what btu's - 🧠 ANSWER ✔✔140,000
Which fuel oil has the lowest viscosity - 🧠 ANSWER ✔✔#1
Fuel oil is made up of mostly - 🧠 ANSWER ✔✔Hydrogen/carbon
Flash point of #2 fuel oil is - 🧠 ANSWER ✔✔115 degrees
Combustion triangle - 🧠 ANSWER ✔✔oxygen, heat, fuel
vent pipes must be atleast ______ feet above or _______ feet below any window
or door. they must also be _____ get away from property line to prevent sewer gas
from drifting to neighbors house - 🧠 ANSWER ✔✔3 feet above or 5 feet below
door or window.
3 feet from property line
To make combustion efficiency test, a whole must be made - 🧠 ANSWER ✔✔In
the flue pipe before the draft control
1
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, 2
What three colors does the NEC allowed to be used for ground wire? - 🧠 ANSWER
✔✔Green, bare of green with yellow stripe
Is zero smoke and low CO2 or high 02 reading at the flue pipe and over the fire is
an indication of what - 🧠 ANSWER ✔✔Too much air
A fan attached to the flu pipe at the exit terminal from the building, to pull the
products of combustion out of the heating unit - 🧠 ANSWER ✔✔Power venting
Static pressure created by the burner fan, pushes the combustion gases through the
heat exchanger and out of the building - 🧠 ANSWER ✔✔Direct venting
Expansion tanks are needed, and what type of system - 🧠 ANSWER ✔✔Hot water
A direct vented boiler is a positive pressure system, and no chimney is needed - 🧠
ANSWER ✔✔True
What are nozzles rated at? - 🧠 ANSWER ✔✔Nozzles are rated in gallons per hour
at 100 pounds pressure
Zone control valves are controlled by - 🧠 ANSWER ✔✔Thermostats
When a nozzle breaks fuel down into tiny droplets to create enough service area
for oxygen to better surround droplets - 🧠 ANSWER ✔✔Atomizing
2
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
