AD 70-15-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus SAS | BAC 1-11 200 Series | Airworthiness Directives; BRITISH AIRCRAFT CORPORATION Model BAC 1-11 200 and 400 Series Airplanes |
| aircraft | Airbus SAS | BAC 1-11 400 Series | Airworthiness Directives; BRITISH AIRCRAFT CORPORATION Model BAC 1-11 200 and 400 Series Airplanes |
Unsafe Condition
Penetration of compressor wheel shroud fragments through the air conditioning system cold air unit compressor scrolls in the event of compressor failure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install containment guards on the cold air units P/N 12-525350 (R.H.) and P/N 13-525350 (L.H.) in accordance with Normalair-Garrett, Ltd., Service Bulletin No. 21-314 dated August 18, 1969, or later ARB-approved issue, or an FAA-approved equivalent.
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Compliance Time
within the next 1,200 hours' time in service after the effective date of this AD
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Affected Aircraft
Model BAC 1-11 200 and 400 series airplanes which do not have BAC Modification PM3791 (or Normalair Modification No. 271 TC) incorporated.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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