AD 97-09-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | MD-11 | Airworthiness Directives; McDonnell Douglas Model MD-11 Series Airplanes |
| aircraft | The Boeing Company | MD-11F | Airworthiness Directives; McDonnell Douglas Model MD-11 Series Airplanes |
Unsafe Condition
Cracking of the support brackets in the refuel and fuel transfer lines of the tail fuel tank and damage to the nylon clamps and transfer pipe assembly, which could result in further damage to the transfer pipe assembly and possible fuel leakage.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install a fuel transfer pipe of the tail tank and install support brackets and clamps of the fuel feed pipe of engine No. 2. Remove temporary protective doubler on the fuel pipe assembly for certain airplanes. Replace damaged support brackets or clamps prior to further flight and perform visual inspections at specified intervals.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 24 months after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
McDonnell Douglas Model MD-11 series airplanes listed in Service Bulletin MD11-28-089, dated October 24, 1996, 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.