AD 93-12-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | MD-11 | Airworthiness Directives; MCDONNELL DOUGLAS MD-11 Series Airplanes |
| aircraft | The Boeing Company | MD-11F | Airworthiness Directives; MCDONNELL DOUGLAS MD-11 Series Airplanes |
Unsafe Condition
Fuel leakage into the center cargo bilge area that could lead to a fire in the cargo compartment.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the plumbing on the forward spar of the tail fuel tank within 30 days after the effective date. Perform a pressure check of the fuel shroud drain system before further flight. If the system fails the check, repair or replace the failed line, repeat the pressure check, and inspect/replace fuel-contaminated insulation blankets. If the system passes, no further action is required.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 30 days after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Model MD-11 series airplanes as listed in McDonnell Douglas MD-11 Alert Service Bulletin A28-56, Revision 1, dated June 14, 1993, 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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.