Tail Rotor – Tail Rotor Flight Control System – Inspection
Superseded. Comply with 2018-0250-E, which replaces this document.
- Published
- Effective
- Deadline
AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Operators of Leonardo AW169 and AW189 helicopters must perform a visual inspection of the tail rotor servo-actuator installation within 5 flight hours or 24 hours from the effective date of 9 November 2018. If any damage or incorrect installation is found, corrective actions approved by Leonardo must be completed before the next flight. Additionally, inspection results must be reported to Leonardo within 7 days after the inspection.
Summary
EASA Airworthiness Directive 2018-0241-E is an emergency directive addressing a potential loss of yaw control in Leonardo AW169 and AW189 helicopters due to incorrect installation of the tail rotor servo-actuator. This directive mandates a one-time visual inspection of the tail rotor flight control system on all serial numbers of these helicopter models. The directive aims to ensure continued safe operation by requiring corrective actions if any installation issues are found.
What changed
This new emergency airworthiness directive introduces mandatory inspections of the tail rotor servo-actuator installation on AW169 and AW189 helicopters following an accident involving loss of yaw control. It requires operators to perform a visual inspection within a short timeframe and report findings to Leonardo. Corrective actions must be taken before further flight if any damage or improper installation is detected.
Why it matters
This directive is critical for aviation professionals as it addresses a potentially hazardous condition that could lead to loss of helicopter control. Operators and maintenance teams must comply promptly to prevent accidents and ensure regulatory compliance. The directive also emphasizes reporting inspection results, aiding manufacturers and authorities in monitoring the issue and planning further safety measures.
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