AD 2017-22-12
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Delamination of the trailing edge slat wedges of the leading edge slats, which could cause loss of pieces of the trailing edge slat wedge assemblies during flight, reduction of the maneuver and stall margins, and consequent reduced controllability of the airplane.
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Required Actions
Determine the type of trailing edge slat wedges of the leading edge slats, perform repetitive inspections for disbonding on certain trailing edge slat wedges, and take corrective actions if necessary. An optional terminating action for the repetitive inspections is also provided.
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Compliance Time
Within 600 trailing edge wedge flight cycles or 6 months of component on-wing time, whichever occurs first.
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Affected Aircraft
The Boeing Company Model 757-200, -200PF, and -200CB series airplanes, including those converted to a freighter configuration via supplemental type certificate ST03562AT.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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