Sec. 29.961 - Fuel system hot weather operation.
Each suction lift fuel system and other fuel systems conducive to vapor
formation must be shown to operate satisfactorily (within certification
limits) when using fuel at the most critical temperature for vapor
formation under critical operating conditions including, if applicable,
the engine operating conditions defined by §29.927(b)(1) and (b)(2).
[Amdt. 29-26, 53 FR 34217, Sept. 2, 1988]