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In buildings with Fire Alarm system, duct smoke detectors shall be connected to the fire alarm system in accordance with Section 18-9-907, Fire Alarm and Detection Systems.*
* Editor's note – Pursuant to similar changes made by Coun. J. 11-9-16, p. 36266, § 36, reference should likely be revised to "Chapter 15-16 of this Code." Future legislation will correct if needed.
Exception: In buildings required to be equipped with a fire alarm system, actuation of a smoke detector shall activate a visible and an audible signal in an approved location. Smoke detector trouble conditions shall activate a visible or audible signal in an approved location and shall be identified as air duct detector trouble.