AD 2020-15-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | SAS | Airworthiness Directives; Airbus SAS Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Airbus SAS Airplanes |
Unsafe Condition
Loss of hydraulic locking function on the spoiler servo-controls (SSCs) due to a sheared seal on the blocking valve, which in combination with one engine inoperative at takeoff, could result in reduced controllability of the airplane.
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Required Actions
Comply with all required actions and compliance times specified in, and in accordance with, European Union Aviation Safety Agency (EASA) AD 2020-0054, dated March 11, 2020 (``EASA AD 2020-0054'').
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Compliance Time
Within 50 flight hours
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Affected Aircraft
All Airbus SAS Model A330-941 airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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