AD 2025-01-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
uncommanded fore and aft movement of the Captain's and First Officer's seats, which could result in the loss of the ability to control the airplane.
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Required Actions
Inspect each seat's fore and aft and vertical manual control levers for looseness, install serviceable seats, and perform a seat operational test after any cable adjustment. Perform a detailed inspection and repetitive checks of the HMS for the Captain's and First Officer's seats for findings, and applicable on-condition actions. Clear the seat tracks of foreign object debris (FOD), overhaul the HMS, and replace the horizontal actuator.
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Compliance Time
Before further flight
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Affected Aircraft
The Boeing Company Model 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, 747-8F, and 747-8 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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