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Examen

Massachusetts Oil burner Practice Exam Questions and Answers 100% Verified
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5

junio 2024

2023/2024

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Viscosity problems can be corrected by: - ANSWER-Decreasing the nozzle size and increasing the pump pressure accordingly The minimum operating pressure of an oil pump is: - ANSWER-100 PSI If a stack relay fails you, must? - ANSWER-Replace it with an approved type controller Aquastats are normally found on what type of heating systems? - ANSWER-Hydronic Airstats are found on what type of heating systems? - ANSWER-Forced warm air systems Under sized returns on a warm air system can ...
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