AD 2007-26-03

final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 747-200C and -200F Series Airplanes

AD Number
2007-26-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2007-28924
FR Citation
72 FR 71218

Applicability

TypeManufacturerModelDetails
aircraft Boeing 747-200C and -200F Airworthiness Directives; Boeing Model 747-200C and -200F Series Airplanes

Unsafe Condition

Reports of water contamination in the electrical/electronic units in the main equipment center, which could cause the electrical/electronic units to malfunction and adversely affect the airplane's continued safe flight.

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

Required Actions

Install mounting brackets, support angles, and moisture curtains in the main equipment center within 24 months after the effective date. For Group 1 and Group 3 airplanes, install drip shields over the forward, outboard halves of the E1-1 and E3-1 shelves in the main equipment bay prior to or concurrently with the main equipment center modifications.

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

Boeing Model 747-200C and -200F series airplanes, certificated in any category, as identified in Boeing Alert Service Bulletin 747-25A3430, dated February 15, 2007.

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

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.