SC Air Conditioning Practice Questions - South Carolina Air Conditioning Contractor Examination Exam

Refrigerant detection in an IMC machinery room is required so that a leak will:

Automatically close the building's fire dampers Disable all emergency lighting Be diluted by opening a combustion appliance Trigger an alarm and mechanical ventilation before a hazardous concentration builds

Correct Answer:

Trigger an alarm and mechanical ventilation before a hazardous concentration builds

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