AD 99-03-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce Corporation | AE 3007A | Airworthiness Directives; Allison Engine Company Model AE 3007A and AE 3007A1/1 Turbofan Engines |
| engine | Rolls-Royce Corporation | AE 3007A1/1 | Airworthiness Directives; Allison Engine Company Model AE 3007A and AE 3007A1/1 Turbofan Engines |
Unsafe Condition
Deficiencies in FADEC software versions VI.2 (AE 3007A engines) and VI.4 (AE 3007A1/1 engines) could result in uncommanded engine shutdowns, including four incidents occurring in flight.
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Required Actions
Replace FADEC assemblies with serviceable parts (excluding P/N 23062835, 23069253, 23068661, 23068670) within 200 flight hours after February 16, 1999, but not later than April 30, 1999. Revise the FAA-approved Airplane Flight Manual with specified Embraer documents before further flight.
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Compliance Time
within 200 flight hours after the effective date of this AD, but not later than April 30, 1999
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Affected Aircraft
Allison Engine Company Model AE 3007A and AE 3007A1/1 turbofan engines installed on Embraer Model EMB-145, EMB-145ER, EMB-145MR, and EMB-145LR airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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