AD 2002-14-19
Unsafe Condition
The air data computers (ADC-85, ADC-85A, ADC-850D, ADC-850F) may display an unwarranted ADC flag in response to the airplane's 'Normal/Alternate Air' static source selection capability.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace any affected air data computer (ADC) with one that has a reprogrammed and tested central processing unit (CPU) circuit card and circuit card assembly.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Rockwell Collins, Inc. ADC-85, ADC-85A, ADC-850D, and ADC-850F air data computers installed on airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.