STC SA02752AT

Part 23 of the Federal Aviation Regulations.

Description of Type Design Change: Installation of the E-Tec ET-107 System that uses a sequential 24V to 48V Fast Start in order to reduce turbine exhaust gas temperatures (EGT) during engine starts per the latest FAA approved revisions of the applicable Master Data List shown for each aircraft model on the table below (see sheet 3).

Limitations and Conditions: "The Fast Start System is limited to ground starts only. The latest FAA approved revisions of the applicable Flight Manual Supplement shown for each aircraft model on the table below (see sheet 3) or latter FAA approved revisions, is part of this STC. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. 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."

Air Repair, Inc.

920 Airport Road Cleveland, MS 38732 A17SW, A19SW, A4SW Make : Air Tractor Inc.; Thrush Aircraft, Inc.

Model : Thrush S2R-G1, S2R-G6, S2R-G10, S2R-T11, S2R-T15, S2R- T34, S2R-T45, S2R-T65, S2R-T660 Air Tractor AT-402, AT-502, AT-602, AT-802 Date of application : June 11, 2002

Date of issuance : October 31, 2003

Date reissued : June 28, 2007; November 23, 2010

Date amended : September 14, 2005; May 04, 2012

( Signature) Melvin D. Taylor Manager Atlanta Aircraft Certification Office

( Title)

FAA FORM 8110-2-1(10-69) PAGE 2 of 3 PAGES

Number SA02752AT

FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES

Number SA02752AT Date of Issuance: October 31, 2003 Date Amended: May 04, 2012

TCDS Make Model Engine AFMS/Rev/Date * MDL/Rev.Date *

A4SW Thrush S2R-G1 Garrett TPE331 AL03R-009, Rev-A May 4, 2012 AL03R-001, Rev D, Feb 13, 2012 A4SW Thrush S2R-G6 Garrett TPE331 AL03R-009 Rev-IR, Oct 30, 2003 AL03R-001, Rev-IR, May 7, 2003 A4SW Thrush S2R-G10 Garrett TPE331 AL03R-009, Rev-A, May 4, 2012 AL03R-001, Rev-D, Feb 13, 2012 A4SW Thrush S2R-T11 P&W PT6A AL03R-010, Rev-A, May 4, 2012 AL03R-001, Rev-D, Feb 13, 2012 A4SW Thrush S2R-T15 P&W PT6A AL03R -010, Rev-A, May 4, 2012 AL03R-001, Re v-D, Feb 13, 2012 A4SW Thrush S2R-T34 P&W PT6A AL03R- 010, Rev-IR, Oct 30, 2003 AL03R-001, Rev-IR, May 7, 2003 A4SW Thrush S2R-T45 P&W PT6A AL03R-010, Rev-A, May 4, 2012 AL03R- 001, Rev-D, Feb 13, 2012 A4SW Thrush S2R-T65 P&W PT6A AL03R-010, Rev-A, May 4, 2012 AL03R- 001, Rev-D, Feb 13, 2012 A4SW Thrush S2R-T660 P&W PT6A AL 03R-010, Rev-IR Oct 30, 2003 AL03R-001, Rev-IR, May 7, 2003 A17SW Air Tractor AT-402 P&W PT6A AL03R- 020, Rev-A, May 4, 2012 AL03R-012, Rev-F, Mar 10, 2012 A17SW Air Tractor AT-502 P&W PT6A AL03R-020, Rev-IR , Oct 1, 2004 AL03R-012, Rev-IR, Dec 3, 2003 A19SW Air Tractor AT-602 P&W PT6A AL03R-020, Rev-IR , Oct 1, 2004 AL03R-012, Rev-IR, Dec 3, 2003 A17SW Air Tractor AT-802 P&W PT6A AL03R-020, Rev-IR , Oct 1, 2004 AL03R-012, Rev-IR, Dec 3, 2003 * Or later FAA approved revision

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