# STC SA2628WE - Type: Supplemental type certificate - Status: Current, Amended - Holder: Alpha Aviation Inc, United States - Description: Installation of Continental O-200-A engine, McCauley 1A101/DCM 6948 propeller, electric fuel transfer pump and associated changes. - Applied: May 1, 1972 - Status date: January 16, 2020 - Product: Aircraft, Single-Engine - Certification basis: Part 21 - Data sheets: [TCDS A-787](https://openairdocs.org/tcds/A-787) - Certificate PDF: https://openairdocs.org/files/sha256/d5/80/d580273b0d302123e34bacb2189033edb3e4a87619a7d438b00ef3c111ddfedc - Approved model list and other attachments: [SA2628WE_AML.pdf](https://openairdocs.org/files/sha256/61/5f/615fc7d5f2d3eed94a31235ec528dde5000466ff1d79bfb9a677108faa59190e) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/09403938BE97E28D862585060076C4CD.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA2628WE ## ADs that name it (0) None. ## Approved models (1) - Univair Aircraft Corporation 415D ([TCDS A-787](https://openairdocs.org/tcds/A-787)) ## 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. Part *of the Civil Air Regulations. Installation of Continental 0-200-A engine, McCauley 1A101-DCM 6948 propeller, electric fuel transfer pump and associated changes in accordance with Alpha Aviation, Inc. Installation Instructions Number TAS 415 Rev C dated December 01, 2018, or later FAA approved revisions. 1. The installer must determine whether this design change is compatible with previously approved modifications. 2. Alpha Aviation, Inc. Airplane Flight Manual Supplement TAS-415-7 Rev D dated December 19, 2019, or later FAA approved revision is required. 3. A copy of this certificate or later FAA approved revision must be maintained as part of the permanent records for the modified aircraft. 4. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission. 5. STC SA02450CH will be required for part 4a; TC A-718 models 415-C and 415-CD to assure compliance with the provisions of part 4a; TC A-718 Note 3. Alpha Aviation, Inc. 1500 E Main St Owatonna, MN 55060 * See attached Federal Aviation Administration (FAA) Approved Model List (AML) number SA2628WE for approved aircraft models and applicable airworthiness regulations. Date reissued : October 14, 1983; April 08, 1988; March 19, 2003; January 30, 2007; June 26, 2009; June 10, 2016 Date amended : February 25, 1974; January 16, 2020 (Signature) Roy E. Boffo III Manager, Propulsion & Program Management Section Chicago ACO Branch Compliance & Airworthiness Division (Title) Date of application : May 01, 1972 Date of issuance : January 22, 1973 FAA FORM 8110-2-1(10-69) PAGE 2 of 4 PAGES Number SA2628WE Date Amended: **SUPPLEMENTAL TYPE CERTIFICATE ADDENDUM NO. SA2628WE** The conditions and limitations of Aircraft Specification No. A-787 and A-718 apply except as follows: This Addendum, which is part of Supplemental Type Certificate No. SA2628WE prescribes conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Civil Air Regulations. A copy of this Addendum shall be maintained as part of the modified aircraft permanent records. Univair Models modified by STC SA2628WE per AML SA2628WE: Engine: Continental 0-200-A *Engine Limits: For all operations: 2750 RPM (100 HP) Fuel: 80/87 Minimum Grade Aviation Gasoline Propeller: McCauley 1A101/DCM 6948 Diameter: 69 inches Maximum 67 inches Minimum Static RPM 2450 Maximum 2350 Minimum *Powerplant Instrument Markings: Tachometer: 2750 RPM (Red Line) 2200-2750 RPM (Green Arc) Oil Temperature: 240oF (Red Line) 100oF – 240oF (Green Arc) Oil Pressure 10 psi. (Red Line) 60 psi. (Red Line) 30-60 psi. (Green Arc) 10-30 psi. (Yellow C.G. Range: (+26.8) to (+30.4) Oil Capacity: 6 quarts (-14.0) Certification Basis: Per AML SA2628WE Required Equipment: In addition to the equipment applicable and required by Aircraft Specification No. A-787 and A-718, the equipment specified by the installation instructions from AML SA2628WE must be installed when the aircraft is modified by incorporation of this STC. Alpha Aviation, Inc. FAA Approved AFM Supplement as per AML SA2628WE, is required. Note 1. Current Weight and Balance Report including list of equipment included in certificated empty weight, and loading instructions when necessary, must be in the aircraft. SUPPLEMENTAL TYPE CERTIFICATE ADDENDUM NO. SA2628WE Note 2. The following information must be provided to the pilot in the form of placards: a. On the instrument panel at the fuel transfer pump switch and at the appropriate switch position: “FUEL TRANSFER PUMP” “ON” – “OFF” “TURN ON TO KEEP NOSE TANK FULL” b. At the fuel transfer pump warning light: “FUEL TRANSFER PUMP WARNING. TURN FUEL TRANSFER PUMP OFF WHEN LIGHT IS ON” c. On the instrument panel in full view of the pilot: “DO NOT TURN ALTERNATOR OFF IN FLIGHT EXCEPT IN AN EMERGENCY” d. At the alternator circuit breaker: “ALTERNATOR – 50 AMPS” e. At the oil tank filler cap: “OIL CAPACITY 6 QUARTS” “USE CONTINENTAL SPECIFICATION MHS – 24 OIL ONLY” f. At the fuel transfer pump fuse: “FUEL TRANSFER PUMP – 10A” *In addition to the placards specified above, the operating limitations indicated by an asterisk on this STC Addendum must also be displayed by permanent markings. …END… ### SA2628WE_AML.pdf **FAA APPROVED MODEL LIST (AML) NO. SA2628WE ALPHA AVIATION INC.** FOR INSTALLATION OF CONTINENTAL 0-200-A ENGINE Page 1 of 1 FAA APPROVED: Roy E. Boffo III Manager, Propulsion and Program Management Section Chicago ACO Branch ISSUE DATE: January 16, 2020 **ITEM** **AIRCRAFT MAKE** **AIRCRAFT MODEL** **ORIGINAL TYPE** **CERTIFICATE NUMBER** **CERTIFICATION BASIS FOR** **ALTERATION** **INSTALLATION** **INSTRUCTIONS** AFM **SUPPLEMENT** **NUMBER/DATE** AML **AMENDMENT DATE** **NUMBER** REVISION NO. & DATE 1 Univair Aircraft Corporation 415-C 415-CD A-718 As listed in TCDS A-718 TAS-415 Rev. C, dated December 01, 2018 or later FAA Approved Revision. TAS-415- 7 Rev. D Dated Dec 19 2019 or later FAA approved Revision 2 Univair Aircraft Corporation 415-D E G A-787 As listed in TCDS A-787 TAS-415 Rev. C, dated December 01, 2018 or later FAA Approved Revision. TAS-415- 7 Rev. D Dated Dec 19 2019 or later FAA approved Revision **FAA APPROVED MODEL LIST (AML) NO. SA2628WE ALPHA AVIATION INC.** FOR INSTALLATION OF CONTINENTAL 0-200-A ENGINE Page 2 of 1 ## Every issue (3) - January 16, 2020: Amended, Current. [certificate](https://openairdocs.org/files/sha256/d5/80/d580273b0d302123e34bacb2189033edb3e4a87619a7d438b00ef3c111ddfedc), [SA2628WE_AML.pdf](https://openairdocs.org/files/sha256/61/5f/615fc7d5f2d3eed94a31235ec528dde5000466ff1d79bfb9a677108faa59190e) - June 10, 2016: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/23/87/238745ae3c8de7435ece78207abd3acfcb6f4b0a6433b4c9027b01f97471d1e4) - January 30, 2007: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/19/9a/199a7a70f4eb52d57f1591dd57815876cc92e38958632caa17cd56e1400e36ae) --- 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.