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CS 27.961  Fuel system hot weather operation

ED Decision 2003/15/RM

Each suction lift fuel system and other fuel systems with features conducive to vapour formation must be shown by test to operate satisfactorily (within certification limits) when using fuel at a temperature of 43°C (110°F) under critical operating conditions including, if applicable, the engine operating conditions defined by CS 27.927(b)(1) and (b)(2).