OIL BURNERS EXAM HIGH-YIELD FUEL DELIVERY,
TROUBLESHOOTING, AND SAFETY
PROCEDURES SUMMARY 2026
◉ The following conditions or elements affect choosing the correct
nozzle spray pattern:
Answer: Air-oil mixing design of burner & shape of burner
◉ Which condition affects nozzle spray droplet size?
Answer: Fuel pump pressure
◉ To burn one pound of fuel oil, it takes how many pounds of air?
Answer: 14.4 lbs.
◉ A layer of soot 1/16" thick will increase fuel consumption by
Answer: 4%
◉ When sizing a combustion chamber for fire rate of 1.00 gph you
should provide a minimum floor space of
Answer: between 80 to 100 square inches
◉ The most common type of burner design in use today is the:
, Answer: high pressure atomizing
◉ Poor draft due to a faulty chimney may be improved by installing
a good:
Answer: barometric draft control
◉ The pressure differential produced by chimneys is best measured
with a draft gauge in:
Answer: Inches of water column
◉ The most important draft measurement to be taken on any oil-
fired unit is:
Answer: The draft over the fire
◉ The proper location to install a draft inducer is:
Answer: In the flue pipe between the draft regulator and the
chimney
◉ Using combustion test instruments to measure the composition
and temperature of the flue gas as they leave the heating unit will
indicate the:
Answer: steady state efficiency
TROUBLESHOOTING, AND SAFETY
PROCEDURES SUMMARY 2026
◉ The following conditions or elements affect choosing the correct
nozzle spray pattern:
Answer: Air-oil mixing design of burner & shape of burner
◉ Which condition affects nozzle spray droplet size?
Answer: Fuel pump pressure
◉ To burn one pound of fuel oil, it takes how many pounds of air?
Answer: 14.4 lbs.
◉ A layer of soot 1/16" thick will increase fuel consumption by
Answer: 4%
◉ When sizing a combustion chamber for fire rate of 1.00 gph you
should provide a minimum floor space of
Answer: between 80 to 100 square inches
◉ The most common type of burner design in use today is the:
, Answer: high pressure atomizing
◉ Poor draft due to a faulty chimney may be improved by installing
a good:
Answer: barometric draft control
◉ The pressure differential produced by chimneys is best measured
with a draft gauge in:
Answer: Inches of water column
◉ The most important draft measurement to be taken on any oil-
fired unit is:
Answer: The draft over the fire
◉ The proper location to install a draft inducer is:
Answer: In the flue pipe between the draft regulator and the
chimney
◉ Using combustion test instruments to measure the composition
and temperature of the flue gas as they leave the heating unit will
indicate the:
Answer: steady state efficiency
