AD 85-14-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus SAS | BAC 1-11 400 Series | Airworthiness Directives; BRITISH AEROSPACE Model BAC 1-11 Series 400 Airplanes |
Unsafe Condition
Asymmetrical deployment of ground spoilers (lift dumpers) due to misaligned mechanical locks.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect ground spoiler mechanical locks for misalignment and adjust as necessary per British Aerospace BAC 1-11 Alert Service Bulletin 27-A-PM5890 within the next 100 landings or 30 days after the AD's effective date, whichever comes first. Depending on inspection results, perform operational checks at specified intervals or replace defective components until resolved. If operational checks fail, repair locks or render spoilers inoperative before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 100 landings or 30 days after the effective date of this AD, whichever occurs first, and thereafter at intervals not to exceed 5,000 landings from the last inspection.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
British Aerospace Model BAC 1-11 series 400 airplanes certificated in any category.
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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