Education & Support Center
Official documentation, manuals, wiring references, and certification materials for Trio Pro Pilot owners, installers, and maintenance professionals.
These resources are most useful once you've begun equipment selection and installation planning. If you're still evaluating whether the Trio Pro Pilot is right for your aircraft, start with a Panel Consultation before diving into technical documents.
Questions? Call Jeff — 540-309-6427Certification & Regulatory Documents
Required documentation for certified installation, inspection, and field approval of the Trio Pro Pilot Autopilot system. Includes the STC, AML, FAA 337 examples, and compatibility references.
Compliance & Reference Pack — April 2025
All regulatory and compliance documentation in one download — STC, AML, FAA 337 Form Examples, Software Logbook Entries, and Compatibility Lists. Ideal for shops and IAs needing complete certification references.
Trio Autopilot FAA STC — SA04230CH
Official Supplemental Type Certificate required for certified installation of the Trio Pro Pilot Autopilot.
Approved Model List — SA04230CH (Signed)
Official FAA Approved Model List signed by The STC Group. Lists all aircraft models certified for use with the Trio Pro Pilot Autopilot.
FAA Form 337 — Field Approval Example
Example FAA Form 337 for field approval of a certified Trio Pro Pilot installation. Reference for installers and IAs.
GPS & Avionics Compatibility List — Rev F
Latest approved GPS and avionics units compatible with the Trio Pro Pilot, including portable units approved for VFR use only.
Software Upgrade Logbook Entry — Example
Illustrative example of a logbook entry for a Trio Pro Pilot software upgrade. Reference for owners and maintenance professionals.
Weight & Balance Example
Sample weight and balance documentation to assist with Trio Pro Pilot installation certification.
Airframe-Specific Weight & Balance
For weight and balance documentation tailored to your specific aircraft model, contact AJ at The STC Group: aj@thestcgroupllc.com — or reach Jeff at jeff@trioautopilots.com and he'll coordinate the request.
Pilot Operating Documents
Manuals, supplements, and reference documents for Trio Pro Pilot owners and pilots. Start with the Certified ProPilot Manual for system operation and mode guidance.
Pilot Resource Pack — April 2025
All current pilot-oriented resources in one download — Certified ProPilot Manual, Flight Manual Supplement, Avionics Addendum, and Gain Setting Charts.
Certified ProPilot Manual — 13200012
Official pilot operating manual. Includes all safety features, operating modes, and usage guidance. Start here.
Airplane Flight Manual Supplement — L-1006-01 Rev D (Fillable)
Fillable AFMS required for all certified Trio Pro Pilot installations. Must be completed and placed in the aircraft records.
Avionics Addendum — E-1006-12 Rev B
Supplemental guidance covering EFIS and GPS integration, ARINC-429 interface settings, and avionics-specific configuration.
Instructions for Continued Airworthiness — L-1006-02 Rev M
Required ICA documentation for ongoing airworthiness compliance of aircraft equipped with the Trio Pro Pilot Autopilot.
Post-Installation Test Flight Cards — F-1006-43 Rev E
Official test flight checklist cards required to complete and document post-installation verification of the Trio Pro Pilot system.
Servo Gain Settings Flow Chart
Visual guide for adjusting servo gain settings. Used during post-installation configuration and fine-tuning of control responsiveness.
LNAV Gain Setting Flow Chart
Recommended procedures for configuring lateral navigation gain settings on the Trio Pro Pilot Autopilot.
Installation & Wiring Documents
Technical documentation for A&P / IA installers and avionics shops. Includes wiring diagrams, pinout charts, and installation references. The installation manual is available by request only.
Installer Document Pack — April 2025
All essential installation documentation in one download — wiring diagrams, pinout charts, and AML for certification reference.
ProPilot Installation Manual
Not available for direct download. Contact Jeff to request the installation manual for your specific aircraft and installation scope.
Pro Pilot Wiring Diagram — Rev 19
Current wiring diagram for Trio Pro Pilot Autopilot system installation. Rev 19 — September 2024.
External Air Data Input Wiring Diagram
Wiring diagram for external air data input connections. Required for installations utilizing external pitot/static air data sources.
Panel Mount GPS Wiring Diagram
Reference diagram for panel-mounted GPS unit wiring integration with the Trio Pro Pilot Autopilot system.
Pitot Static Connections Reference
Reference document for pitot and static port connections for the Trio Pro Pilot Autopilot installation.
EFIS Data Test Reference
Reference document for testing EFIS data signal integrity during and after Trio Pro Pilot installation.
GPS Data Test Reference
Reference document for testing GPS data signal integrity during and after Trio Pro Pilot installation.
Audio Panel Compatibility Reference
Reference chart for audio panel compatibility and integration considerations during Trio Pro Pilot installation.
Questions About These Documents?
Post-installation technical questions route to AJ at The STC Group. Pre-purchase and configuration questions start with Jeff. Not sure which — call Jeff and he'll point you in the right direction.
All documents are provided as official references from The STC Group, LLC and Trio Avionics, Inc. For the most current revision, confirm dates with AJ at The STC Group before use in a certification package.