Oil burner License Study Guide (Massachusetts) Questions and Correct Answers 2024/2025 What are the 3 funtions of an Oil Burner nozzle? - Correct Answer Atomize, Meter, Patter.What are the 2 voltage circuits of a primary control? - Correct Answer Line & Low.What is the function of a fuse? - Correct Answer Protect circuit.What is the High Limit cut out? - Correct Answer Max safe Temp or Pressure setting.What is the High Limit cut in? - Correct Answer Cut out minus Differential.What is the "Max" Lockout time for a burner with a 3 GPH Flow Rate? - Correct Answer 45 Seconds.What is the minimum stack temperature which will allow a stack switch to work? - Correct Answer 400 degrees F When do you apply a permit to store oil? - Correct Answer 10 gallons.What is the "Main" function of an oil burner Primary Control? - Correct Answer Prove Flame.Stack Relay must be reset after lockout? True? or False? - Correct Answer True.What is the Required minimum height required for fill and vent pipes? - Correct Answer 3 Feet.What is the smallest vent pipe used for residential. - Correct Answer 1 inch 1/4 What size is the oil line for a residential burner? - Correct Answer 3/8 1 / 2
Largest oil capacity for residential without a license? - Correct Answer 10,000 Gallons At what height ceiling would a second thermal switch be required? - Correct Answer 12' A typical residential oil burner is also s/u to run Kerosene True? Or False? - Correct Answer False Permit to install an oil burner is issued by the? - Correct Answer State Fire Marshall Draft measurements are taken in what? - Correct Answer Inches of water column Pressure Relief for a Hot Water Boiler is? - Correct Answer 30 Psi Pressure Relief for a Steam Boiler is? - Correct Answer 15 Psi How many cubic feet of Air is required for a 1 gallon nozzle? - Correct Answer 1,400 If a power vent fails to start or shuts down during operation, will this affect the burner? Yes? Or No? - Correct Answer Yes A Hot Water Boiler needs a low water cut off if over 300,000 B.T.U's? - Correct Answer False What is the proper draft setting for an oil burner? - Correct Answer .02 Inches WC Taco Zones Valves draw .9 Amps? True? Or False? - Correct Answer True An oil burner tank must be how many feet minimum from an oil burner? - Correct Answer 5 Feet Minimum What is the gauge thickness for a 220 Gallon tank? - Correct Answer 12 Gauge
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