STC SA02761SE

(See Continuation Sheet Page 3 of 3 Pages) SA02761SE Kenmore Air Harbor, LLC 6321 NE 175th Street Kenmore, WA 98028 Part 3 Civil Air Regulations A-815 Viking Air Limited DHC-3 Installation of a new clamp nut and safety wire on the horizontal stabilizer trim actuator in accordance with drawing KAC3CF290 Revision -, dated November 7, 2022, or later FAA-approved revision and document KAC3CF290-INSTL Installation Instructions, Revision -, dated November 7, 2022, or later FAA-approved revision, and maintained in accordance wtih document KAC3CF290-300, Instructions for Continued Airworthiness, Revision -, dated November 7, 2022, or later FAA-accepted revision.

This modification should not be installed on aircraft on which other previously approved modifications are incorporated unless it is determined by the installer that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft.

November 2, 2022 January 31, 2023 Acting Manager, Seattle ACO Branch

SA02761SE

End SA02761SE Limitations and Conditions (continued):

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.

A copy of this certificate and document KAC3CF290-300 Instructions for Continued Airworthiness, Revision -, or later FAA-accepted revision, shall be maintained as part of the permanent records for the modified aircraft.

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