AD 2025-03-10

final rule
Data completeness: 70%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2025-03-10
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2024-2408
FR Citation
90 FR 9590

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Airworthiness Directives; The Boeing Company Airplanes

Unsafe Condition

Separation of a fitting and steel water supply tube above an electronics equipment cooling air filter, behind the forward cargo compartment left sidewall, leading to water leaks into the main electronics center.

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

Required Actions

Install conduits on exposed potable water supply lines, envelope assemblies over all exposed potable water line fittings and exposed potable water supply lines, a slitted spray shield, a two-piece deflector shield around the ECS air inlet, and/or a shroud on exposed potable water supply lines, depending on configuration.

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

Compliance Time

Within the compliance times specified in Boeing Alert Requirements Bulletin 747-38A2146 RB, dated August 7, 2024.

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

Affected Aircraft

The Boeing Company Model 747-400, 747-400F, 747-8F, and 747-8 series airplanes, certificated in any category, as identified in Boeing Alert Requirements Bulletin 747-38A2146 RB, dated August 7, 2024.

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.