14 CFR 31.46 - Pressurized fuel systems.

Code of Federal Regulations - Title 14: Aeronautics and Space

Updated to: January 01, 2011

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Title 14: Aeronautics and Space

CHAPTER I: FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION

SUBCHAPTER C: AIRCRAFT

PART 31: AIRWORTHINESS STANDARDS: MANNED FREE BALLOONS

Subpart D: Design Construction

31.46 - Pressurized fuel systems.

For pressurized fuel systems, each element and its connecting fittings and lines must be tested to an ultimate pressure of at least twice the maximum pressure to which the system will be subjected in normal operation. No part of the system may fail or malfunction during the test. The test configuration must be representative of the normal fuel system installation and balloon configuration.

[Amdt. 31-3, 41 FR 55474, Dec. 20, 1976]