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SL-00055 Garmin GSA 28 Autopilot Servo Replacement

Describes a wiring change needed if replacing a Garmin GSA 28 autopilot servo with the latest revision of the GSA 28 on RV-12 or RV-12iS with an avionics kit shipped prior to January, 2022.


  • 09/06/2022

    Initial Release – Note that the document was originally published in February 2022. Public release is made to ensure owners/mechanics that may be replacing an older GSA 28 autopilot servo with the newer version are aware of the wiring change needed to ensure the autopilot functions properly.

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