AD 92-27-11 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | MD-11 | Airworthiness Directives; MCDONNELL DOUGLAS MD-11 and MD-11F Series Airplanes |
| aircraft | The Boeing Company | MD-11F | Airworthiness Directives; MCDONNELL DOUGLAS MD-11 and MD-11F Series Airplanes |
Unsafe Condition
Inhibited operation of the engine emergency fire extinguisher system due to insufficient clearance between fire shutoff handles, cover assembly, and rub strips in the flight compartment.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a functional inspection of the fire bottle switch actuation and a visual inspection of the fire shutoff handle cover assembly clearance. Trim the cover assembly handle cutout and rub strips to achieve a minimum 0.030 inch clearance if required, and repeat the functional inspection.
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Compliance Time
Within 30 days after the effective date of this AD or prior to further flight if issues are found.
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Affected Aircraft
McDonnell Douglas Model MD-11 and MD-11F series airplanes listed in Alert Service Bulletin A76-3 dated November 17, 1992.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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