Oil burner License Study Guide ( Massachusetts ) Exam With Complete Solutions!!
What are the 3 funtions of an Oil Burner nozzle? - ANSWER-Atomize, Meter, Patter. What are the 2 voltage circuits of a primary control? - ANSWER-Line & Low. What is the function of a fuse? - ANSWER-Protect circuit. What is the High Limit cut out? - ANSWER-Max safe Temp or Pressure setting. What is the High Limit cut in? - ANSWER-Cut out minus Differential. What is the "Max" Lockout time for a burner with a 3 GPH Flow Rate? - ANSWER-45 Seconds. What is the minimum stack temperature which will allow a stack switch to work? - ANSWER-400 degrees F When do you apply a permit to store oil? - ANSWER-10 gallons. What is the "Main" function of an oil burner Primary Control? - ANSWER-Prove Flame. Stack Relay must be reset after lockout? True? or False? - ANSWER-True
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what are the 3 funtions of an oil burner nozzle
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