AD 93-16-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | BAe 146-100A | Airworthiness Directives; British Aerospace Model BAe 146 Airplanes |
| aircraft | BAE Systems (Operations) Limited | BAe 146-200A | Airworthiness Directives; British Aerospace Model BAe 146 Airplanes |
| aircraft | BAE Systems (Operations) Limited | BAe 146-300A | Airworthiness Directives; British Aerospace Model BAe 146 Airplanes |
Unsafe Condition
Adverse airplane flight characteristics during autopilot operation due to incorrect autopilot pitch servomotor mounting part numbers or misaligned foul pin holes in the mounting bracket.
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Required Actions
Within 60 days after the effective date, perform a visual inspection of the autopilot pitch servomotor mounting part number. If part numbers 209RAA6-135CAF or 209RAA6-175ABC are present, inspect foul pin hole alignment. If misaligned or incorrect part numbers, perform torque checks, replace components as needed, modify mounting brackets, and reposition foul pins within specified timelines. Operators may seek alternative methods with FAA approval.
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Compliance Time
Within 60 days after the effective date of this AD, and prior to further flight where specified.
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Affected Aircraft
British Aerospace Model BAe 146-100A, BAe 146-200A, BAe 146-300A airplanes listed in Service Bulletin S.B. 27-135.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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