# STC SA3079WE - Type: Supplemental type certificate - Status: Current, Reissued - Holder: United Airlines Inc, United States - Description: Installation of Collins FPC-75 Ground Proximity Warning System Computer P/N 622-2615-012 or P/N 622-2615-212 or P/N 622-2615-213, in airplanes with provisions installed per United Air Lines DAS STC SA2826WE-D revised April 3, 1975, or later approved revisions, and United Air Lines, DAS-1-WE, Approved Drawing List No. 3079 dated February 2, 1979, or later FAA approved revisions. United Air Lines FAA Approved Airplane Flight Manual Supplements dated March 17, 1976, or later approved revisions to Boeing Airplane Flight Manual Documents D6-8727.1/.1C and DC-8728.1, is required as part of this installation. - Applied: January 17, 1975 - Status date: November 30, 2011 - Product: Aircraft, Large Multi-Engine - Certification basis: Part 21 - Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE) - Certificate PDF: https://openairdocs.org/files/sha256/66/a9/66a96f2d28d6a7c7ba8a83c452cc2fe17ff990776b01eedd046449291a26ff36 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/17D0A26B748022B786257991006FC097.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA3079WE ## ADs that name it (0) None. ## Approved models (4) - The Boeing Company 727 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE)) - The Boeing Company 727-100C Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE)) - The Boeing Company 727-200 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE)) - The Boeing Company 727C Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE)) ## What the certificate says Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record. This Certificate issued to United Air Lines, Inc. 600 Jefferson Street Houston, Texas 77002 Part 4b of the Civil Air Regulations. A3WE Boeing 727-22, -22C, -222, -116C, -24C Description of Type Design Change : Installation of Collins FPC-75 Ground Proximity Warning System Computer P/N 622-2615-012 or P/N 622-2615-212 or P/ N 622-2615-213, in airplanes with provisions installed per United Air Lines DAS STC SA2826WE- D revised April 3, 1975, or later approved revisions, and United Air Lines, DAS-1-WE, Approve d Drawing List No. 3079 dated February 2, 1979, or later FAA approved revisions. United Air Lines FAA Approved Airplane Flight Manual Supplements dated March 17, 1976, or later a pproved revisions to Boeing Airplane Flight Manual Documents D6- 8727.1/.1C and DC-8728.1, is required as part of this installation. Limitations and Conditions: The aircraft must be modified in accordance with United Airlines DAS- STC SA2826WE-D revised April 3, 1975 or later revisi ons. This approval shoul d not be extended to other specific airplanes of this model on which other previously approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane. If the holder agrees to permit another person to use this certif icate to alter the product, the holder shall give the other person written evidence of that permission. This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration. Date of application: January 17, 1975 Date of issuance: July 30, 1975 Date reissued: November 30, 2011 Date amended: August 18, 1975, March 17, 1976, September 3, 1976, April 24, 1978, May 12, 1978 February 27, 1979, August 13, 1980 By direction of the Administrator ( Signature) Haifa Haj-Eid Supervisor, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office ( Title) NOTE: **DO NOT DELETE THIS PAGE.** **DO NOT ADD ANY DATA TO THIS PAGE.** **THIS PAGE IS FOR PAGE NUMBERING PURPOSES, PLEASE DISCARD PRINTED COPY.** ## Every issue (1) - November 30, 2011: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/66/a9/66a96f2d28d6a7c7ba8a83c452cc2fe17ff990776b01eedd046449291a26ff36) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.