AD 2004-18-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 777 | Airworthiness Directives; Boeing Model 777 Series Airplanes |
Unsafe Condition
Possible source of ignition in a flammable leakage zone, which could result in an undetected and uncontrollable fire in the wheel well or wing trailing edge, and a possible fuel tank explosion.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the socket contacts in positions 2, 4, 6, and 7 of the four boost pumps of the main fuel tanks with new, high-quality gold-plated contacts, and seal the backshell of the connector with potting compound, in accordance with Boeing Service Bulletin 777-28-0028, Revision 1.
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Compliance Time
Within 18 months after the effective date of this AD.
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Affected Aircraft
Boeing Model 777-200 and 777-300 series airplanes, line numbers 001 through 400 inclusive, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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