AD 91-04-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | ATP | Airworthiness Directives; British Aerospace Model ATP Series Airplanes |
Unsafe Condition
Wear and broken wires in the aileron primary control cables and fuselage primary control cables could result in cable failure.
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Required Actions
Perform visual inspections of aileron primary control cables in the wings and fuselage primary control cables for wear and broken wires per Service Bulletin ATP-27-26. Replace cables and fairlead rollers if two or more wires are broken, and trim single broken wires flush to prevent snagging.
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Compliance Time
Within specified intervals: for Pre-Modification 10060A airplanes, initial inspections within 250 hours time-in-service after AD effective date, subsequent every 125 hours; fuselage cables within 200 hours time-in-service after AD effective date or 2500 hours time-in-service, whichever later, then every 2500 hours. For Post-Modification 10060A, initial within 125 hours time-in-service after AD effective date or 750 hours after modification, then every 250 hours.
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Affected Aircraft
British Aerospace Model ATP series airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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