AD 2002-24-52
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747-400 | Airworthiness Directives; Boeing Model 747-400, -400D, and -400F Series Airplanes |
Unsafe Condition
Evidence of extreme localized overheating in the priming and vapor pump section of fuel pumps, which could provide an ignition source in the fuel tank during dry running, potentially resulting in fire/explosion.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the Airplane Flight Manual to require flightcrew to maintain certain minimum fuel levels in the center fuel tanks and prohibit the use of the horizontal stabilizer fuel tank. Remove the reference to placards specified in the operating limitations required by another AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 747-400, -400D, and -400F series airplanes.
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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