AD 87-12-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus SAS | BAC 1-11 200 Series | Airworthiness Directives; BRITISH AEROSPACE BAC Model 1-11 Series 200 and 400 Airplanes |
| aircraft | Airbus SAS | BAC 1-11 400 Series | Airworthiness Directives; BRITISH AEROSPACE BAC Model 1-11 Series 200 and 400 Airplanes |
Unsafe Condition
Loss of pressurization as a result of conducting procedures for electrical smoke or fire when both pneumatic and air conditioning systems are operative or inoperative.
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Required Actions
Modify the Airplane Flight Manual (AFM) by adding specific altitude reduction procedures in Sections 3 and 4. Notify flight crews through AFM insertion or other approved method. Incorporate BAe Modification 21-PM5930 to remove the 15,000-foot limitation.
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Compliance Time
within 90 days after the effective date of this AD
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Affected Aircraft
BRITISH AEROSPACE BAC Model 1-11 Series 200 and 400 airplanes, certificated in any category
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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