{"abstract":"We are adopting a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Model PC-12/47E airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as an error within the flight management system caused by installing Primus APEX software Build 10 or 10.9, which could cause deviation from the correctly calculated barometric vertical navigation nominal glide path. We are issuing this AD to require actions to address the unsafe condition on these products.","action":"Final rule.","agencies":[{"raw_name":"DEPARTMENT OF TRANSPORTATION","name":"Transportation Department","id":492,"url":"https://www.federalregister.gov/agencies/transportation-department","json_url":"https://www.federalregister.gov/api/v1/agencies/492","parent_id":null,"slug":"transportation-department"},{"raw_name":"Federal Aviation Administration","name":"Federal Aviation Administration","id":159,"url":"https://www.federalregister.gov/agencies/federal-aviation-administration","json_url":"https://www.federalregister.gov/api/v1/agencies/159","parent_id":492,"slug":"federal-aviation-administration"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2017/06/08/2017-11411.html","cfr_references":[{"chapter":null,"citation_url":null,"part":39,"title":14}],"citation":"82 FR 26571","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"This AD is effective July 13, 2017.","disposition_notes":null,"docket_ids":["Docket No. FAA-2017-0194","Directorate Identifier 2017-CE-006-AD","Amendment 39-18915","AD 2017-11-16"],"dockets":[{"supporting_documents":[{"title":"Temporary Revision No. 38 to PC 12/47E Pilot's Operating Handbook, Airplane Flight Manual 02277, Section 2Limitations, Report No: 02277, dated February 8, 2017","document_id":"FAA-2017-0194-0005"},{"title":"AD Foreign AD","document_id":"FAA-2017-0194-0002"}],"agency_name":"FAA","documents":[{"comment_count":0,"comment_start_date":"2017-06-08","updated_at":"2023-03-01T13:28:43.609-05:00","comment_url":"https://www.regulations.gov/commenton/FAA-2017-0194-0004","allow_late_comments":null,"id":"FAA-2017-0194-0004","comment_end_date":null,"regulations_dot_gov_open_for_comment":false}],"supporting_documents_count":2,"id":"FAA-2017-0194","title":"Pilatus PC-12/47E Primus APEX Build 10 or 10.9 Limitations, 2017-CE-006-AD"}],"document_number":"2017-11411","effective_on":"2017-07-13","end_page":26573,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2017/06/08/2017-11411.xml","html_url":"https://www.federalregister.gov/documents/2017/06/08/2017-11411/airworthiness-directives-pilatus-aircraft-ltd-airplanes","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2017-11411?publication_date=2017-06-08","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2017-06-08/2017-11411/mods.xml","not_received_for_publication":null,"page_length":3,"page_views":{"count":244,"last_updated":"2026-08-25 20:15:03 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2017-06-08/pdf/2017-11411.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2017-11411.pdf?1496839523","publication_date":"2017-06-08","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2017/06/08/2017-11411.txt","regulation_id_number_info":{"2120-AA64":{"issue":"202410","html_url":"https://www.federalregister.gov/regulations/2120-AA64/airworthiness-directives","title":"Airworthiness Directives","xml_url":"http://www.reginfo.gov/public/do/eAgendaViewRule?pubId=202410&RIN=2120-AA64&operation=OPERATION_EXPORT_XML","priority_category":"Routine and Frequent"}},"regulation_id_numbers":["2120-AA64"],"regulations_dot_gov_info":{"supporting_documents":[{"title":"Temporary Revision No. 38 to PC 12/47E Pilot's Operating Handbook, Airplane Flight Manual 02277, Section 2Limitations, Report No: 02277, dated February 8, 2017","document_id":"FAA-2017-0194-0005"},{"title":"AD Foreign AD","document_id":"FAA-2017-0194-0002"}],"regulatory_plan":{"html_url":"https://www.federalregister.gov/regulations/2120-AA64/airworthiness-directives","title":"Airworthiness Directives"},"comments_count":0,"agency_id":"FAA","comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=FAA-2017-0194","supporting_documents_count":2,"docket_id":"FAA-2017-0194","document_id":"FAA-2017-0194-0004","regulation_id_number":"2120-AA64","title":"Pilatus PC-12/47E Primus APEX Build 10 or 10.9 Limitations, 2017-CE-006-AD","checked_regulationsdotgov_at":"2023-03-01T18:28:42Z"},"regulations_dot_gov_url":null,"significant":false,"signing_date":null,"start_page":26571,"subtype":null,"title":"Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes","toc_doc":"PILATUS AIRCRAFT LTD. Airplanes","toc_subject":"Airworthiness Directives:","topics":["Air transportation","Aircraft","Aviation safety","Incorporation by reference","Safety"],"type":"Rule","volume":82}