What Is an Airworthiness Directive? Simple AD Guide
What Is an Airworthiness Directive (AD)? A Simple Explanation An Airworthiness Directive (AD) is a legally mandatory instruction issued by a national aviation authority requiring an operator to inspect, modify, repair, or apply an operational limitation to an aircraft, engine, propeller, or component because an unsafe condition has been identified. Unlike a manufacturer’s recommendation, an […]
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