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Code of Federal Regulations Title 46. Shipping § 46.63.25–1 Small automatic auxiliary boilers

Current as of January 02, 2025 | Updated by Findlaw Staff

Small automatic auxiliary boilers defined as having heat-input ratings of 400,000 Btu/hr. or less (117 kilowatts or less) must also meet the following requirements.

(a) Small automatic auxiliary boilers must be equipped with a visual indicator which indicates when the low water cutoff has activated.

(b) A prepurge period of a sufficient duration to ensure at least four changes of air in the combustion chamber and stack, but not less than 15 seconds must be provided. Ignition must occur only before or simultaneously with the opening of the fuel oil valve.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 46. Shipping § 46.63.25–1 Small automatic auxiliary boilers - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-46-shipping/cfr-sect-46-63-25-1/

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