STC SA4618SW

SA4618SW Ontic Engineering and Manufacturing, Inc. 1176 Telecom Drive Creedmoor, NC 27522 A52EU of .

Fairchild SA226-T; SA226-T(B); SA227-TT Installation of the Zee Systems R-12/R-134a Air Conditioning Systems in accordance with Master Drawing List DL 81-6 RevisioIn C dated January 30, 1999, or later FAA approved revision.

(See continuation sheet 3 of 3) January 20, 1982 March 5, 1982 October 1, 1990; November 5, 2012;

March 22, 2022 October 25, 1982 Rev. 1 S. Frances Cox Acting Manager, Fort Worth ACO Branch, Compliance & Airworthiness Division Aircraft Certification Service the Civil Air RegulationsPart 3

SA4618SW

FAA Form 8110-2 (03/21) Page ___ of _3__ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA4618SW Date of Issuance: March 5, 1982 Date Amended: October 25, 1982 Date of Reissuance: December 17, 2021 Limitations and Conditions (continued):

FAA approved Airplane Flight Manual Supplement dated March 5, 1982, is required for Model SA226-T(B); or Supplement dated October 25, 1982, is required for Models SA226- T, SA226-T(B), SA227-TT when the R-12 air conditioning system is installed. FAA approved Airplane Flight Manual Supplement dated March 9, 1999, is required for Models SA226-T, SA226-T(B), and SA227-TT when the R-134a air conditioning system is installed.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

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