AD 93-22-10

final rule
Data completeness: 70%

Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes

AD Number
93-22-10
Status
final_rule
Effective Date
Product Category
aircraft
Docket
93-NM-17-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft ATR - GIE Avions de Transport R gional ATR42-200 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes
aircraft ATR - GIE Avions de Transport R gional ATR42-300 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes
aircraft ATR - GIE Avions de Transport R gional ATR42-320 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes
aircraft ATR - GIE Avions de Transport R gional ATR42-500 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes
aircraft ATR - GIE Avions de Transport R gional ATR72-101 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes
aircraft ATR - GIE Avions de Transport R gional ATR72-102 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes
aircraft ATR - GIE Avions de Transport R gional ATR72-201 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes
aircraft ATR - GIE Avions de Transport R gional ATR72-202 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes
aircraft ATR - GIE Avions de Transport R gional ATR72-211 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes
aircraft ATR - GIE Avions de Transport R gional ATR72-212 Airworthiness Directives; AEROSPATIALE Model ATR42 and ATR72 Series Airplanes

Unsafe Condition

Severely reduced controllability of the airplane due to potential binding in the aileron control system and incorrect rudder and trim tab settings.

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

Required Actions

Install a warning placard and revise the AFM to prohibit roll trim exceeding plus or minus one unit with autopilot engaged except for engine failure. Perform inspections, replacements, and modifications per specified service bulletins, including replacing the AFCS computer within 24 months.

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

Compliance Time

Compliance timelines vary: placard/AFM changes within 24 months, inspections within 7-24 months, AFCS replacement within 24 months after AD effective date (Dec 22, 1993). Alternative methods may be approved by FAA.

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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