AK HVAC Practice Questions - Alaska Mechanical Administrator HVAC License Exam

What is the function of the aquastat on a hydronic boiler?

To measure the outdoor air temperature To control the boiler water temperature by turning the burner on and off at set temperature limits To regulate water flow through the radiators To monitor the fuel oil level in the tank

Correct Answer:

To control the boiler water temperature by turning the burner on and off at set temperature limits

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