46 C.F.R. § 118.420 Pre-engineered fixed gas fire extinguishing systems.
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(a) A pre-engineered fixed gas fire extinguishing system must: (1) Be approved by the Commandant; (2) Be capable of manual actuation from outside the space in addition to automatic actuation by a heat detector; (3) Automatically shut down all power ventilation systems and all engines that draw intake air from within the protection space; and (4) Be installed in accordance with manufacturer's instructions. (b) A vessel on which a pre-engineered fixed gas fire extinguishing system is installed must have the following equipment at the operating station: (1) A light to indicate discharge; (2) An audible alarm that sounds upon discharge; and (3) A means to reset devices used to automatically shut down ventilation systems and engines as required by paragraph (a)(3) of this section. (c) Only one pre-engineered fixed gas fire extinguishing system is allowed to be installed in each space protected by such a system.
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PART 118—FIRE PROTECTION EQUIPMENT
Subpart D—Fixed Fire Extinguishing and Detecting Systems
§ 118.420 Pre-engineered fixed gas fire extinguishing systems.
