ASTM F 3639:2023

1.1 The purpose of this guide is to address the fundamental subject knowledge activities and functions for avionics professionals to be titled Automatic Flight Control System (AFCS) Technician. 1.2 This guide is the basis for the Automatic Flight Control System Technician (AFCS) certification, an endorsement to the Aircraft Electronics Technician (AET) certification. Candidates must be a certified AET to take the certification exam associated with this guide. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

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