EASA AD 2019-0057
SUPERSEDED BY EASA AD 2021-0096
Summary
EASA Airworthiness Directive 2019-0057 is an airworthiness directive issued by the European Union Aviation Safety Agency concerning Leonardo S.p.A. A119 and AW119MKII helicopters. It addresses the inspection and replacement of collective stick torque tube assemblies, specifically part number 109-0011-03-105 from certain batch numbers, due to a manufacturing defect that could affect helicopter controllability.
What Changed
This directive introduces mandatory inspections to identify affected torque tube assemblies and requires repetitive inspections and eventual replacement of these parts. It prohibits the installation of affected parts and provides instructions for corrective actions to ensure continued airworthiness.
Why It Matters
This directive is critical for aviation professionals because it addresses a safety issue that could reduce helicopter controllability, potentially leading to damage or injury. Operators and maintenance organizations must comply to maintain safe flight operations and regulatory compliance, avoiding operational disruptions or safety incidents.
What To Do
Operators of A119 and AW119MKII helicopters must inspect torque tube assemblies within 50 flight hours of the directive's effective date to identify affected parts. Affected parts require repetitive inspections every 200 flight hours and must be replaced within 24 months. Installation of affected parts is prohibited, and contacting Leonardo for specific batch numbers is required for additional instructions.
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