AD 91-14-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | BAe 146-100A | Airworthiness Directives; British Aerospace Model BAe 146-100A and 146-200A Series Airplanes |
| aircraft | BAE Systems (Operations) Limited | BAe 146-200A | Airworthiness Directives; British Aerospace Model BAe 146-100A and 146-200A Series Airplanes |
Unsafe Condition
Failure or improper functioning of the wing flap, landing gear anti-skid, and turbine vibration indication systems due to potential chafing damage of wiring harnesses caused by the earth stud's position relative to the airplane's center line.
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Required Actions
Within 30 days after the effective date, perform a visual inspection of the earth stud's position. If the stud is approximately 33.0 inches from the center line, inspect adjacent wiring harnesses for chafing, reclip harnesses for clearance, and repair or replace damaged wires. If the stud is not positioned correctly, inspect and repair wiring, replace the earth stud with the same part number, and resecure harnesses to prevent contact.
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Compliance Time
Within 30 days after the effective date of this AD, and prior to further flight as indicated for specific actions.
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Affected Aircraft
British Aerospace Model BAe 146-100A and 146-200A series airplanes listed in British Aerospace Service Bulletin 24-60 dated May 31, 1990.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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