EASA AD 2020-0142
Tail Rotor Drive — Slider Assembly Pitch Control — Inspection / Replacement
Summary
The document titled 'Tail Rotor Drive — Slider Assembly Pitch Control — Inspection / Replacement' is an airworthiness directive applicable to LEONARDO S.p.A. HELICOPTERS models A109 and A119. It addresses inspection and replacement procedures for the tail rotor drive slider assembly pitch control components to ensure continued airworthiness and safety. The directive provides guidance on maintaining the integrity of these critical helicopter parts.
What Changed
This directive introduces mandatory inspection and replacement requirements for the tail rotor drive slider assembly pitch control on Leonardo A109 and A119 helicopters. It establishes specific inspection intervals and criteria for replacement to prevent potential failures. This is a new regulation aimed at enhancing safety by addressing identified risks in the tail rotor drive system.
Why It Matters
This directive is crucial for aviation professionals as it helps prevent tail rotor control failures that could lead to loss of helicopter control. Operators and maintenance organizations must comply to ensure flight safety and regulatory adherence. Compliance reduces the risk of in-service incidents and supports continued airworthiness of affected helicopter models.
What To Do
Operators and maintenance teams should perform the inspections and replace any affected slider assembly pitch control components as specified in the directive. They must follow the prescribed inspection intervals and replacement criteria without delay. Any findings should be documented, and compliance should be verified to meet regulatory requirements.
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