Installation Manual 

for 

Garmin G3X 

has 498 pages long 

190-01115-01 

Rev. K: July 2013

Table of Contents

Section 1 Inventory of Materials

Section 2 Installation Preparation

Section 3 GAD 29 Installation (Optional LRU)

Section 4 GAP 26 Installation (Optional LRU)

Section 5 GDU 37X Installation (Core G3X LRU)

Section 6 GEA 24 Installation (Optional LRU)

Section 7 GMC 305 Installation (Optional LRU)

Section 8 GMU 22 Installation (Core G3X LRU)

Section 9 GSA 28 Installation/Configuration (Optional LRU)

Section 10 GSU 25 Installation (Core G3X LRU)

Section 11 GSU 73 Installation (Core G3X LRU)

Section 12 GTP 59 Installation (CORE G3X LRU)

Section 13 GPS/XM Antenna Installation (Core G3X LRU)

Section 14 Engine/Airframe Sensor Installation (Optional)

Section 15 LRU Pinouts

Section 16 Connector Installation Instructions

Section 17 Configuration, Software, Databases, and XM Activation

Section 18 Engine/Airframe Sensor Configuration

Section 19 Post-Installation Checkout and Calibration Procedures

Section 20 Troubleshooting

Section 21 Return to Service Information

Appendix A Airframe Specific Installation Guidance

Appendix B Outline & Installation Drawings

Appendix C G3X w/GSU 25 and/or GAD 29 Interconnect Drawings

Appendix D G3X w/GSU 73 Interconnect Drawings

Appendix E Sensor Wiring Examples

Appendix F Lycoming/Continental Sensor Wiring Examples

Appendix G Rotax Sensor Wiring Examples

Appendix H Jabiru Sensor Wiring Examples

Appendix I RS-232 Text Output Format

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