AD 91-03-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | BAe 146-100A | Airworthiness Directives; British Aerospace Model BAe 146 100A and 200A Series Airplanes. |
| aircraft | BAE Systems (Operations) Limited | BAe 146-200A | Airworthiness Directives; British Aerospace Model BAe 146 100A and 200A Series Airplanes. |
Unsafe Condition
Oscillations (flutter) of the elevators
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Required Actions
Install additional mass balance weights to the elevators forward of the hinge line in accordance with British Aerospace Service Bulletin 55-7-00955D, Revision 2. An alternate means of compliance or adjustment of the compliance time may be used if approved by the FAA. Special flight permits may be issued under FAR 21.197 and 21.199 to operate airplanes to a base for compliance.
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Compliance Time
Within 180 days after the effective date of this AD
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Affected Aircraft
British Aerospace Model BAe 146 100A and 200A series airplanes listed in British Aerospace Service Bulletin 55-7-00955D, Revision 2
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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