STC SA2536SO

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA253650 This certificate issued to: Aviall Services, Inc. d/b/a Aviall Battery Shop P.O. Box 619048 Dallas, TX 75261 Certifies that the change in the type design for the follewing product with the limitations and conditions therefer as specified hereon meel's the airverthiness requirensents of Part 23 of the Federal Aviation Regulations.

Original Product -- Type Certificato Number: АЗ7СЕ Make: Cessna Model: 208 Series Description of Type Design Change: Installation of Utah Research and Development Company Model 125BC101 or Model 126BC101 Battery Charger System in accordance with Aviall Master Drawing and Data List, Rev. NC, dated March 13, 1989, or later FAA approved revisions.

Limitations and Conditions: 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 of those other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. Federal Aviation Administration approved Airplane Flight Manual Supplement dated 24 April 1989, is a required part of this STC. 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.

Ballin TOMINISTRATON g Melvin D. Taylor Manager, Atlanta Aircraft Certification Office (Title)

47.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code) from (Name of grantor) (Print or type) (Address of grantor) (Number & street) (City, State, and ZIP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink) :