AK HVAC Practice Questions - Alaska Mechanical Administrator HVAC License Exam

What is the purpose of a flue gas temperature measurement during an oil burner tune-up?

To determine indoor comfort levels To assess combustion efficiency — higher stack temperatures indicate more heat going up the chimney instead of into the building To measure the oil pressure To determine if the thermostat is working

Correct Answer:

To assess combustion efficiency — higher stack temperatures indicate more heat going up the chimney instead of into the building

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