SC Heating Practice Questions - South Carolina Heating Contractor Examination Exam

Every steam boiler shall have which indicating devices, and how is the gauge glass set?

A temperature gauge only, mounted on the stack A water-gauge glass and a pressure gauge, with the midpoint of the gauge glass at the normal boiler water level A vacuum gauge only No gauges if a low-water cutoff is present

Correct Answer:

A water-gauge glass and a pressure gauge, with the midpoint of the gauge glass at the normal boiler water level

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