STC SR04343CH

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SR04343CH Hartzell Propeller LLC One Propeller Place Piqua, OH 45356 Part 29 the Code of Federal Regulations H6EA Erickson Air-Crane S-64E, S-64F Installation of Heli-Preheat Kit, p/n TA3193-1 for 115 volt application in accordance with Heli-Preheat Kit drawing TA3193-1 Revision D, dated December 11, 2023 or later FAA approved revisions and Preheat Kit Installation Instruction TNH3193 Revision B, dated July 6, 2018 or later FAA approved revisions, or (See Continuation Sheet 3 of 3)

1. The installer must determine whether this design change is compatible with previously approved modifications.

(See Continuation Sheet 3 of 3) May 1, 2017 November 10, 2023 November 9, 2018 July 11, 2024 Paul (Vu) Nguyen Central Certification Branch Compliance & Airworthiness Division 3

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(Continued from Page 1: Limitations and Conditions)

2. 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.

3. FAA accepted Instructions for Continued Airworthiness (ICA) document # TCA1000 Revision D, dated August 7, 2023 or later FAA approved revisions, and Operating Guide document # TPG1000 Revision F, dated August 7, 2023 or later FAA approved revisions are required.

4. A copy of this certificate must be maintained as part of the permanent records for the modified airplane.

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