Oil Burner Technician License
Prep Questions and Answers
100% PASS
Draft—ANSWER-Air in motion
One gallon of oil—ANSWER-140,000 BTU's
Breach—ANSWER-Appliance flue pipe connection
Motor using a centrifugal starting switch—ANSWER-Split phase motor
Motor on most residential burners—ANSWER-Multi speed
What do they put on a motor to prevent burnout in the event of a bind—
ANSWER-Thermal overload switch
Settings used when adjusting electrodes—ANSWER-Heighth, width and
overhang
Maximum height setting when installing electrodes—ANSWER-5/8 of an
inch
The two ways of testing a transformer—ANSWER-Either a transformer tester
or a screwdriver
Electrodes are made of—ANSWER-Metal surrounded with ceramic
, information needed to order a motor—ANSWER-Frame size, rotation, voltage
and horsepower
1st test of combustion—ANSWER-Draft, tested with draft gauge
2nd test of combustion—ANSWER-Draft temperature
3rd test of combustion—ANSWER-Smoke test
4th test of combustion—ANSWER-Carbon dioxide
Positive draft—ANSWER-Air coming down from chimney
Things that change Natural draft—ANSWER-Tem perature and windspee
5" 90 equivalent length—ANSWER-5'
Kitchen exhaust fans moving 400 cfm or more—ANSWER-requires make up
air
3 requirements of a power venter—ANSWER-Draft hood, prepurge primary
control and an airflow switch
Sodium hydrochloride is good for how many tests—ANSWER-200
Proper Co2 level in combustion—ANSWER-11 - 13%
Net stack temperature =—ANSWER-Gross stack temp - ambient air temp
Location where all combustion tests are performed—ANSWER-At the breach
Confined space—ANSWER-< 50 cubic ft of air per 1,000 BTU's of
combustion
2 grates from a confined space—ANSWER-140 square inches per gallon per
hour
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law, Copyrighted By Katelyn Whitman
Prep Questions and Answers
100% PASS
Draft—ANSWER-Air in motion
One gallon of oil—ANSWER-140,000 BTU's
Breach—ANSWER-Appliance flue pipe connection
Motor using a centrifugal starting switch—ANSWER-Split phase motor
Motor on most residential burners—ANSWER-Multi speed
What do they put on a motor to prevent burnout in the event of a bind—
ANSWER-Thermal overload switch
Settings used when adjusting electrodes—ANSWER-Heighth, width and
overhang
Maximum height setting when installing electrodes—ANSWER-5/8 of an
inch
The two ways of testing a transformer—ANSWER-Either a transformer tester
or a screwdriver
Electrodes are made of—ANSWER-Metal surrounded with ceramic
, information needed to order a motor—ANSWER-Frame size, rotation, voltage
and horsepower
1st test of combustion—ANSWER-Draft, tested with draft gauge
2nd test of combustion—ANSWER-Draft temperature
3rd test of combustion—ANSWER-Smoke test
4th test of combustion—ANSWER-Carbon dioxide
Positive draft—ANSWER-Air coming down from chimney
Things that change Natural draft—ANSWER-Tem perature and windspee
5" 90 equivalent length—ANSWER-5'
Kitchen exhaust fans moving 400 cfm or more—ANSWER-requires make up
air
3 requirements of a power venter—ANSWER-Draft hood, prepurge primary
control and an airflow switch
Sodium hydrochloride is good for how many tests—ANSWER-200
Proper Co2 level in combustion—ANSWER-11 - 13%
Net stack temperature =—ANSWER-Gross stack temp - ambient air temp
Location where all combustion tests are performed—ANSWER-At the breach
Confined space—ANSWER-< 50 cubic ft of air per 1,000 BTU's of
combustion
2 grates from a confined space—ANSWER-140 square inches per gallon per
hour
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law, Copyrighted By Katelyn Whitman
