Related public documents

When you purchase an Autopilot and installation kit you will receive the latest FAA Approved Installation Instructions and Illustrated Parts Catalog

Please contact us with any questions.

Documents Installation Manuals, Illustrated Parts Catalogs, AFMS, ICA, STC and AML is located on each product page
User Information
Avionics Addendum	05/2026
Functionality with EFI Systems	06/2026
Certified Pro Pilot Manual	05/2025
Tests
Post Installation Flight Test
GPS Data Test	09/2022
EFIS Data Test	07/2026
Maintenance/Installation Data
Compatibility List	09/2024
Trio Autopilot Troubleshooting Guide	05/2026
Weight and Balance Example	03/2023
Weight & Balance
EFIS Software Unlock Logbook Example	06/2024
Trio Autopilot 337 Form Example	02/2025
Pitot Static Connections	04/2024
Yoke Mounted Switch Installation Examples	06/2026
Service Letters/Service Bulletins
SERVICE BULLETIN 001(SW 220322E)	01/2025
SERVICE BULLETIN 002(Servo Mods) Downgraded to SL- 002	04/2025
SERVICE BULLETIN 003(SW 220322F)	03/2026
SERVICE LETTER 001(SW 220322F) Upgraded to SB-003	11/2025
SERVICE LETTER 002(Servo Mods)	03/2026
Wiring
Pilot Pro System Wiring Diagram *NEW* Pilot Pro System Wiring Diagram EFIS Airdata Wiring Diagram	12/2020 07/2025 02/2026
GPS Wiring Diagram	03/2026
Audio Panel Wiring Diagram	09/2022
Gain Setting
LNAV Gain Setting
VNAV Gain Setting
Gain Flow Chart
Gain Setting Information
Software
Trio Autopilot Software Change Log	05/2026