AD 2003-16-15
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A300 B4-600 | Airworthiness Directives; Airbus Model A300 B4-600, B4-600R, and F4-600R (Collectively Called A300-600) Series Airplanes, and Airbus Model A310 Series Airplanes |
| engine | Honeywell | IRUs | Airworthiness Directives; Airbus Model A300 B4-600, B4-600R, and F4-600R (Collectively Called A300-600) Series Airplanes, and Airbus Model A310 Series Airplanes |
Unsafe Condition
Loss of positioning data and display of incorrect attitude data to the flightcrew, which could compromise the ability of the flightcrew to maintain the safe flight and landing of the airplane.
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Required Actions
Replace existing Honeywell inertial reference units (IRUs) with new or modified Honeywell IRUs, per the Accomplishment Instructions specified in Airbus Service Bulletin A300-34-6135, Revision 01 (for Model A300 B4-600, A300 B4-600R, and A300-F4-600R series airplanes) or Service Bulletin A310-34-2158, Revision 01 (for Model A310 series airplanes), both dated September 10, 2001.
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Compliance Time
Within 35 months after the effective date of this AD.
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Affected Aircraft
Airbus Model A300 B4-600, B4-600R, and F4-600R (collectively called A300-600) series airplanes, and Airbus Model A310 series airplanes, equipped with Honeywell inertial reference units having part number HG1050BD02 or HG1050BD05, excluding airplanes modified in production or with specific service bulletins as noted.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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