Robinson R44 helicopters — Hydraulic Flight Control System Boost Servos
- Published
AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Operators and maintenance facilities should promptly inspect the hydraulic-boost servo connections and linkages on all hydraulic system-equipped Robinson R44 helicopters. They should follow any additional guidance provided by the Australian Transport Safety Bureau's Safety Advisory Notice AO-2011-016-SAN-001. No specific compliance deadline is stated, so immediate attention is advised.
Summary
Robinson R44 helicopters — Hydraulic Flight Control System Boost Servos is a Safety Alert for Operators (SAFO 11008) issued by the Federal Aviation Administration. It addresses concerns regarding the hydraulic-boost servos on hydraulic system-equipped Robinson R44 helicopters following a fatal accident in Australia. The alert highlights the Australian Transport Safety Bureau's Safety Advisory Notice AO-2011-016-SAN-001 related to potential issues with flight control system components.
What changed
This SAFO introduces a safety alert recommending increased attention to the inspection of hydraulic-boost servo connections and linkages on Robinson R44 helicopters equipped with hydraulic flight control systems. It does not amend existing regulations but serves as a proactive advisory based on a preliminary accident investigation.
Why it matters
This alert is critical for operators, maintenance organizations, and inspectors of Robinson R44 helicopters as it highlights a potential safety risk that could lead to flight control failure. Addressing these concerns helps prevent accidents and ensures continued airworthiness and safety compliance for affected helicopters.
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