AD 2004-18-09

final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 777 Series Airplanes

AD Number
2004-18-09
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 2002-NM-305-AD
FR Citation
69 FR 55320

Applicability

TypeManufacturerModelDetails
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.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 18 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

Boeing Model 777-200 and 777-300 series airplanes, line numbers 001 through 400 inclusive, 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 6, 2026

Rights: U.S. Government Public Domain

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