STC SA2180CE-D

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA2180CE-D This certificate issued to: Duncan Aviation, Inc.

3701 Aviation Road Lincoln, NE 68524 Certifies that the change in the type design for the feltwing predud with the lunitubion and conditions therfere ai specified hereen meets the nirverthintsi requirenenti of Part 25 of the Federal Aviation Forgulations.

Original Product -- Type Celificate Number: A52EU Make: Saab-Scania Model 340A Descriplion / Type Lesign lunge: Installation of Garrett Model GTCP36-150(W) Auxiliary Power Unit operating as a nonessential electrical and bleed air source for on board electrical and environmental systems. Data Required: 1. Duncan Drawing List No. DASF340-1 revised April 7, 1986, or later #FAA Approved" revision. 2. Airplane Flight Manual Supplement dated June 6, 1986. or later "FAA Approved" revision.

Swulati and Fendition: This approval should 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 these other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane.

suspended, revcked or a terinalion dade is olheruise estalilisted by the Abduvinistrater of the Federal Aviation Administration Fuel of applicution: October 4, 1985 Vate reisurd: April 5, 2010 Tale o/ insuros: June 6,1986 Date Amended:

By direchion of the Aduvinistres (Signature) P. Mike Chick, Jr.

TOMINSTRATO ODA administrator, ODA-501013-CE Duncan Aviation, Lincoln, Nebraska (Title) er both