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CS 27.1145  Ignition switches

ED Decision 2003/15/RM

(a)     There must be means to quickly shut off all ignition by the grouping of switches or by a master ignition control.

(b)     Each group of ignition switches, except ignition switches for turbine engines for which continuous ignition is not required, and each master ignition control must have a means to prevent its inadvertent operation.