STC SA02103SE

Number SA02103SE

This certificate, issued to Aviation Specialties Unlimited, Inc.

4632 West Aeronca Street Boise, ID 83705

Part 23 of the Federal Aviation Regulations.

Original ProductType Certificate Number: A9EA Make: Viking Air Limited Model: DHC-6-300 Description of the Type Design Change: Installation of a Supplemental Lighting System. Manufactured and installed in accordance with Aviation Specialties Unlimited (ASU) Master Drawing List MDL-DHC6004-3, Revision E, dated March 21, 2014, or later Federal Aviation Administration (FAA) approved revision and maintained in a accordance with ASU Instructions for Continued Airworthiness ICA -DHC6004-4, Revision A, dated October 4, 2013, or later FAA-accepted revision.

Limitations and Conditions: This STC applies to the model listed above and only the specific serial numbers listed on the ASU Master Drawing List MDL-DHC6004-3, Revision E, dated March 21, 2014 or later FAA approved revisions. The aircraft employ Night Vision Imaging System lighting, commonly named NVIS, that has been certified to ensure the aircraft is compatible with Night Vision Goggles (NVG). For this reason, interior and exterior modifications that add or change systems that emit or reflect light have the potential to alter or change the NVIS lighting with respect to NVG compatibility. Compatibility of this design with subsequent modifications must be determined by the installer. The determination of compatibility with modifications that emit or reflect light may require a re-evaluation by an FAA aircraft certification office. A copy of this certificate and the FAA -approved Aircraft Flight Manual Supplement (AFMS) FMS-DHC6004-6, Revision C, FAA approved on March 28, 2014, or later FAA-approved revision, must be maintained as part of the permanent records for the modified aircraft.

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of application: November 11, 2010 Date reissued: November 8, 2019 Date of issuance: January 26, 2011 Date amended: April 2, 2014

FAA FORM 8110-2 (5/14) PAGE 1 OF 2 PAGES By direction of the Administrator

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Manager, Seattle ACO Branch (Title)

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U.S. GPO: 1987-763-289