SC Boiler Installation Practice Questions - South Carolina Boiler Installation Contractor Examination Exam

The 2021 IMC low-water-cutoff requirement for steam and hot-water boilers has which exception?

A low-water cutoff is not required for coil-type and water-tube-type boilers that require forced circulation and are protected with a flow-sensing control Hot-water boilers under 1,000,000 Btu/h need no water-level or flow protection A probe-type alarm may replace the cutoff on any packaged boiler Electric boilers never require a low-water cutoff

Correct Answer:

A low-water cutoff is not required for coil-type and water-tube-type boilers that require forced circulation and are protected with a flow-sensing control

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