Page | 1
Oil burner License Study Guide
( Massachusetts ) 2026/2027
Update
What are the 3 funtions of an Oil Burner nozzle?
- ............ SOLUTION✔✔✔..........Atomize, Meter, Patter.
What are the 2 voltage circuits of a primary control?
- ............ SOLUTION✔✔✔..........Line & Low.
What is the function of a fuse?
- ............ SOLUTION✔✔✔..........Protect circuit.
What is the High Limit cut out?
- ............ SOLUTION✔✔✔..........Max safe Temp or Pressure
setting.
What is the High Limit cut in?
- ............ SOLUTION✔✔✔..........Cut out minus Differential.
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What is the "Max" Lockout time for a burner with a 3 GPH Flow
Rate? - ............ SOLUTION✔✔✔..........45 Seconds.
What is the minimum stack temperature which will allow a stack
switch to work? - ............ SOLUTION✔✔✔..........400 degrees
F
When do you apply a permit to store oil?
- ............ SOLUTION✔✔✔..........10 gallons.
What is the "Main" function of an oil burner Primary Control?
- ............ SOLUTION✔✔✔..........Prove Flame.
Stack Relay must be reset after lockout? True? or False?
- ............ SOLUTION✔✔✔..........True.
What is the Required minimum height required for fill and vent
pipes? - ............ SOLUTION✔✔✔..........3 Feet.
What is the smallest vent pipe used for residential.
- ............ SOLUTION✔✔✔..........1 inch 1/4
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What size is the oil line for a residential burner? - ............
SOLUTION✔✔✔..........3/8
Largest oil capacity for residential without a license? - ............
SOLUTION✔✔✔..........10,000 Gallons
At what height ceiling would a second thermal switch be required?
- ............ SOLUTION✔✔✔..........12'
A typical residential oil burner is also s/u to run Kerosene True?
Or False? - ............ SOLUTION✔✔✔..........False
Permit to install an oil burner is issued by the? - ............
SOLUTION✔✔✔..........State Fire Marshall
Draft measurements are taken in what? - ............
SOLUTION✔✔✔..........Inches of water column
Pressure Relief for a Hot Water Boiler is? - ............
SOLUTION✔✔✔..........30 Psi
Pressure Relief for a Steam Boiler is? - ............
SOLUTION✔✔✔..........15 Psi
Oil burner License Study Guide
( Massachusetts ) 2026/2027
Update
What are the 3 funtions of an Oil Burner nozzle?
- ............ SOLUTION✔✔✔..........Atomize, Meter, Patter.
What are the 2 voltage circuits of a primary control?
- ............ SOLUTION✔✔✔..........Line & Low.
What is the function of a fuse?
- ............ SOLUTION✔✔✔..........Protect circuit.
What is the High Limit cut out?
- ............ SOLUTION✔✔✔..........Max safe Temp or Pressure
setting.
What is the High Limit cut in?
- ............ SOLUTION✔✔✔..........Cut out minus Differential.
, Page | 2
What is the "Max" Lockout time for a burner with a 3 GPH Flow
Rate? - ............ SOLUTION✔✔✔..........45 Seconds.
What is the minimum stack temperature which will allow a stack
switch to work? - ............ SOLUTION✔✔✔..........400 degrees
F
When do you apply a permit to store oil?
- ............ SOLUTION✔✔✔..........10 gallons.
What is the "Main" function of an oil burner Primary Control?
- ............ SOLUTION✔✔✔..........Prove Flame.
Stack Relay must be reset after lockout? True? or False?
- ............ SOLUTION✔✔✔..........True.
What is the Required minimum height required for fill and vent
pipes? - ............ SOLUTION✔✔✔..........3 Feet.
What is the smallest vent pipe used for residential.
- ............ SOLUTION✔✔✔..........1 inch 1/4
, Page | 3
What size is the oil line for a residential burner? - ............
SOLUTION✔✔✔..........3/8
Largest oil capacity for residential without a license? - ............
SOLUTION✔✔✔..........10,000 Gallons
At what height ceiling would a second thermal switch be required?
- ............ SOLUTION✔✔✔..........12'
A typical residential oil burner is also s/u to run Kerosene True?
Or False? - ............ SOLUTION✔✔✔..........False
Permit to install an oil burner is issued by the? - ............
SOLUTION✔✔✔..........State Fire Marshall
Draft measurements are taken in what? - ............
SOLUTION✔✔✔..........Inches of water column
Pressure Relief for a Hot Water Boiler is? - ............
SOLUTION✔✔✔..........30 Psi
Pressure Relief for a Steam Boiler is? - ............
SOLUTION✔✔✔..........15 Psi
