EASA AD 2011-0164R3
Rotors Flight Control — Tail Rotor Control Stop Screws — Inspection
Summary
The document titled Rotors Flight Control — Tail Rotor Control Stop Screws — Inspection is an airworthiness directive applicable to AIRBUS HELICOPTERS models AS 350, EC 130, and AS 355. It addresses the inspection requirements for the tail rotor control stop screws to ensure continued safe operation of these helicopter models. The directive aims to prevent potential flight control issues related to the tail rotor system.
What Changed
This new airworthiness directive introduces mandatory inspection procedures for the tail rotor control stop screws on the specified Airbus Helicopters models. It establishes inspection intervals and criteria to identify any wear, damage, or incorrect installation that could compromise flight safety. The directive does not amend previous regulations but sets forth new compliance requirements.
Why It Matters
This directive is critical for aviation professionals because it helps maintain the integrity of the tail rotor control system, which is essential for helicopter stability and control. Operators and maintenance organizations must ensure compliance to avoid in-flight control failures that could lead to accidents. Compliance teams need to update their maintenance programs to incorporate these inspections promptly.
What To Do
Operators and maintenance providers of AIRBUS HELICOPTERS AS 350, EC 130, and AS 355 must perform the specified inspections of the tail rotor control stop screws as outlined in the directive. They should review maintenance records to confirm compliance and schedule inspections within the intervals defined by the document. Any findings of wear or damage must be addressed according to the prescribed corrective actions.
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