AD 2014-25-52
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A330-200 Freighter | Airworthiness Directives; Airbus Airplanes |
Unsafe Condition
Activation of the Alpha Protection (Alpha Prot) due to blocked Angle of Attack (AoA) probes, leading to a continuous nose-down pitch rate that cannot be stopped with backward sidestick inputs, even if the Mach number increases and the speed is above minimum selectable speed (VLS).
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the airplane flight manual to advise the flightcrew of emergency procedures for abnormal Alpha Prot activation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
All Airbus Model A330-200 Freighter, -200, and -300 series airplanes, and Model A340-200, -300, -500, and -600 series airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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