AD 97-20-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | HS 748 Series 2A | Airworthiness Directives; British Aerospace Model HS 748 Series Airplanes |
| aircraft | BAE Systems (Operations) Limited | HS 748 Series 2B | Airworthiness Directives; British Aerospace Model HS 748 Series Airplanes |
Unsafe Condition
Jamming or restricting of the aileron cables located in the wing trailing edge structure can occur due to insufficient tension of the cables, which could result in the loss of aircraft roll control.
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Required Actions
Install a modified aileron cable pulley guard and rubbing strips in accordance with Jetstream Service Bulletin HS 748-27-70, Revision 2, dated May 20, 1994. An alternative method of compliance or adjustment of the compliance time may be used if approved by the FAA.
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Compliance Time
Within 6 months after the effective date of this AD
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Affected Aircraft
British Aerospace Model HS 748 Series 2A and HS 748 Series 2B 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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