AD 93-16-03

final rule
Data completeness: 70%

Airworthiness Directives; British Aerospace Model BAe 146 Airplanes

AD Number
93-16-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
93-NM-23-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
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.

AI-generated summary from the source AD text. Verify against the official source before acting.

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.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 60 days after the effective date of this AD, and prior to further flight where specified.

AI-generated summary from the source AD text. Verify against the official source before acting.

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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