AD 2022-17-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | SAS | Airworthiness Directives; Airbus SAS Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Airbus SAS Airplanes |
Unsafe Condition
The possibility of a jammed engine bleed valve, which could lead to damage of the bleed manifold and the ducts downstream of the engine bleed system, exposure of the surrounding structure to heat stress, and possible reduced structural integrity of the airplane.
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Required Actions
Revising the existing airplane flight manual (AFM) to incorporate procedures to be applied if an engine bleed over-temperature occurs when the associated engine bleed valve is jammed open, accomplishing new maintenance tasks and corrective actions, and mandating embodiment of the updated FWC software for certain airplanes, as specified in EASA AD 2021-0281. The FAA also prohibits the installation of affected FWC software.
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Compliance Time
Before further flight
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Affected Aircraft
Airbus SAS Model A330-201, -202, -203, -223, -223F, -243, and -243F airplanes, Model A330-301, -302, -303, -321, -322, -323, -341, -342, -343, and -743L airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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