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Federal Aviation Regulations

Sec. 27.961 — Fuel system hot weather operation.

Each suction lift fuel system and other fuel systems with features conducive to vapor formation must be shown by test to operate satisfactorily (within certification limits) when using fuel at a temperature of 110 °F under critical operating conditions including, if applicable, the engine operating conditions defined by §27.927 (b)(1) and (b)(2).

[Amdt. 27–23, 53 FR 34212, Sept. 2, 1988]

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