Installation Manual

Garmin

G3X 

Touch Avionics

has 1015 pages

190-01115-01

Revision AW: August, 2024

Table of Contents

Section 1 Inventory of Materials

Section 2 Installation Preparation

Section 3 GAD 27 (Flaps/Lights/Trim Controller) Installation

Section 4 GAD 29/29B/29C/29D (ARINC 429 Adapter) Installation

Section 5 GAP 26 (Pitot/AOA Probe) Installation

Section 6 GDU™ 4XX Display Installation

Section 7 GEA™ 24 Engine Interface Module Installation

Section 8 GHA 15 Height Advisor Installation

Section 9 GI 260 (AOA Indicator) Installation

Section 10 GMC 305 (AFCS Mode Controller) Installation

Section 11 GMC 307 (AFCS Mode Controller) Installation

Section 12 GMC 507 (AFCS Mode Controller) Installation

Section 13 GMU 11 (Magnetometer) Installation

Section 14 GMU 22 (Magnetometer) Installation

Section 15 GPS 20A (WAAS GPS Position Source) Installation

Section 16 GSA 28 (Autopilot Servo) Installation

Section 17 GSU 25/25B/25C/25D (AHRS/Air Data Sensor Unit) Installation

Section 18 GTP 59 (Temperature Probe) Installation

Section 19 GTR 20 (VHF Communications Radio) Installation

Section 20 GPS/XM Antenna Installation

Section 21 Engine/Airframe Sensor Installation

Section 22 Connector Installation Instructions

Section 23 LRU Pinouts

Section 24 G3X™ Avionics w/GSU 25 and/or GAD 29 Interconnect Drawings

Section 25 G3X™ Avionics w/GTR 20 Interconnect Drawings

Section 26 Sensor Wiring Examples

Section 27 Lycoming/Continental Sensor Wiring Examples

Section 28 Rotax Sensor Wiring Examples

Section 29 Jabiru Sensor Wiring Examples

Section 30 GDU™ 4XX Display Configuration and Post Installation Checkout

Section 31 Troubleshooting

Section 32 Maintenance

Appendix A Flight Test Plan for Autopilot Tuning

Appendix B Airframe Specific Installation Guidance

Appendix C RS-232 Text Output Format

Appendix D LRU Performance Specifications/Licensing/Compliance

Appendix E GDU™ 37X Display Installation

Appendix F GSU 73 Sensor Unit Installation

Appendix G GSU 73 Interconnect Drawings

Appendix H GDU™ 37X Display Configuration and Post Installation Checkout

Appendix I GDU 4XX Advanced Gauge Configuration

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