Oil burner License Study Guide (Massachusetts) EXAM QUESTIONS AND ANSWERS 100% SOLVED (Newest 2025) What are the 3 funtions of an Oil Burner nozzle? - Correct Answers ✅Atomize, Meter, Patter.What are the 2 voltage circuits of a primary control? - Correct Answers ✅Line & Low.What is the function of a fuse? - Correct Answers ✅Protect circuit.What is the High Limit cut out? - Correct Answers ✅Max safe Temp or Pressure setting.What is the High Limit cut in? - Correct Answers ✅Cut out minus Differential.What is the "Max" Lockout time for a burner with a 3 GPH Flow Rate? - Correct Answers ✅45 Seconds.What is the minimum stack temperature which will allow a stack switch to work? - Correct Answers ✅400 degrees F When do you apply a permit to store oil? - Correct Answers ✅10 gallons. 1 / 2
Oil burner License Study Guide (Massachusetts) EXAM QUESTIONS AND ANSWERS 100% SOLVED (Newest 2025) What is the "Main" function of an oil burner Primary Control? - Correct Answers ✅Prove Flame.Stack Relay must be reset after lockout? True? or False? - Correct Answers ✅True.What is the Required minimum height required for fill and vent pipes? - Correct Answers ✅3 Feet.What is the smallest vent pipe used for residential. - Correct Answers ✅1 inch 1/4 What size is the oil line for a residential burner? - Correct Answers ✅3/8 Largest oil capacity for residential without a license? - Correct Answers ✅10,000 Gallons At what height ceiling would a second thermal switch be required? - Correct Answers ✅12' A typical residential oil burner is also s/u to run Kerosene True? Or False? - Correct Answers ✅False
- / 2