United States Government Publishing Office publisher pbl distributor dst United States National Archives and Records Administration Office of the Federal Register author aut Government Organization text government publication eng FR Regulatory Information 2005_register executive 2010-09-23 article Rules and Regulations D09002ee1c8104761 D09002ee1c81047d6 United States Department of Transportation originator org United States Government Agency or Subagency United States Federal Aviation Administration originator org United States Government Agency or Subagency The FAA adopts a new airworthiness directive (AD) for certain Shadin ADC-2000 air data computers (ADC) installed on airplanes. This AD requires you to replace affected ADC-2000 units with a modified unit. This AD results from reports that certain ADC-2000 units display incorrect altitude information on the Electronic Flight Information System (EFIS) to the pilot. We are issuing this AD to prevent ADC-2000 units, part numbers (P/Ns) 962830A-1-S-8, 962830A-2-S-8, and 962830A-3- S-8, configurations B, C, and D, from displaying incorrect altitude information. This could cause the flight crew to react to this incorrect flight information and possibly result in an unsafe operating condition. 70 FR 73355 https://www.govinfo.gov/app/details/FR-2005-12-12/05-23771 05-23771 fr12de05-4 RIN 2120-AA64 4910-13-P Docket No. FAA-2005-21787 Directorate Identifier 2005-CE-34-AD Amendment 39-14401 AD 2005-25-08 https://www.govinfo.gov/app/details/FR-2005-12-12/05-23771 https://www.govinfo.gov/content/pkg/FR-2005-12-12/html/05-23771.htm https://www.govinfo.gov/content/pkg/FR-2005-12-12/pdf/05-23771.pdf Air Transportation Aircraft Aviation Safety Incorporation by Reference Safety 4 p. 73355 73358 70 FR 73355 Title 14 Part 39 14 CFR Part 39 RIN 2120-AA64 Airworthiness Directives; Shadin ADC-2000 Air Data Computers; Federal Register Vol. 70, Issue RULE 05-23771 DEPARTMENT OF TRANSPORTATION Federal Aviation Administration 2006-01-23 Docket No. FAA-2005-21787 Directorate Identifier 2005-CE-34-AD Amendment 39-14401 AD 2005-25-08 4910-13-P 05-23771 Final rule.

The FAA adopts a new airworthiness directive (AD) for certain Shadin ADC-2000 air data computers (ADC) installed on airplanes. This AD requires you to replace affected ADC-2000 units with a modified unit. This AD results from reports that certain ADC-2000 units display incorrect altitude information on the Electronic Flight Information System (EFIS) to the pilot. We are issuing this AD to prevent ADC-2000 units, part numbers (P/Ns) 962830A-1-S-8, 962830A-2-S-8, and 962830A-3- S-8, configurations B, C, and D, from displaying incorrect altitude information. This could cause the flight crew to react to this incorrect flight information and possibly result in an unsafe operating condition.

This AD becomes effective on January 23, 2006. Jeffrey Kuen, Aerospace Engineer, Chicago Aircraft Certification Office (ACO), FAA, 2300 East Devon Avenue, Room 107, Des Plaines, Illinois 60018; telephone: (847) 294- Air Transportation Aircraft Aviation Safety Incorporation by Reference Safety Airworthiness directives: Shadin, jeffrey.kuen@faa.gov http://dms.dot.gov http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html http://www.shadin.com Vol. 70, no. 237 Office of the Federal Register, National Archives and Records Administration 2005-12-12 continuing daily deposited born digital 219 p. Table of Contents: AE 2.7: GS 4.107: AE 2.106: KF70.A2 https://www.govinfo.gov/app/details/FR-2005-12-12 P0b002ee18098e444 0097-6326 0042-1219 0364-1406 769-004-00000-9 000582072 f:fr12de05 https://www.govinfo.gov/app/details/FR-2005-12-12 https://www.govinfo.gov/content/pkg/FR-2005-12-12/pdf/FR-2005-12-12.pdf https://www.govinfo.gov/content/pkg/FR-2005-12-12/xml/FR-2005-12-12.xml fdlp 73347 73552 DGPO 2010-09-23 2024-06-06 FR-2005-12-12 machine generated eng FR FR-2005-12-12 70 237