Exam (elaborations)
Oil Burner License Practice Questions and Answers 100% Pass
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Oil Burner License Practice Questions and Answers 100% Pass What is the first thing a tech should do when arriving at a no combustion call? - Correct Answer ️️ -Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - Correct Ans...
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