Table Of Contents - Garmin G3X Touch Maintenance Manual

SECTION
1. INTRODUCTION ........................................................................................................................ 1
1.1 Content, Scope, Purpose .................................................................................................... 1
1.2 Organization ........................................................................................................................ 2
1.3 Acronyms & Abbreviations .................................................................................................. 3
1.4 Publications ......................................................................................................................... 5
1.5 Revision and Distribution .................................................................................................... 5
2. SYSTEM DESCRIPTION ............................................................................................................ 6
2.1 Equipment Descriptions ...................................................................................................... 7
2.2 G3X Optional Interfaces .................................................................................................... 14
2.3 G3X Touch Architecture Example ..................................................................................... 15
2.4 Electrical Power Distribution ............................................................................................. 17
3. G3X CONTROL & OPERATION .............................................................................................. 18
3.1 GDU 4X0 Softkeys/Features and Control ......................................................................... 18
3.2 Display Modes ................................................................................................................... 19
4. INSTRUCTIONS FOR CONTINUED AIRWORTHINESS ........................................................ 26
4.1 Airworthiness Limitations .................................................................................................. 26
4.2 Servicing Information ........................................................................................................ 27
4.3 Maintenance Intervals ....................................................................................................... 27
4.4 Visual Inspection ............................................................................................................... 29
4.5 Electrical Bonding Test ..................................................................................................... 29
4.6 GSU 25D Earth Magnetic Field Updates .......................................................................... 30
4.7 Special Inspection Requirements ..................................................................................... 30
5. TROUBLESHOOTING ............................................................................................................. 31
5.1 General Troubleshooting .................................................................................................. 31
5.2 CAN Bus Network Troubleshooting .................................................................................. 32
5.3 GDU 4X0 ........................................................................................................................... 35
5.4 GSU 25D ADAHRS and GMU 11 Magnetometer Troubleshooting .................................. 37
5.5 Engine Indication Troubleshooting .................................................................................... 44
5.6 Traffic Alert Messages ...................................................................................................... 45
5.7 Transponder Alert Messages ............................................................................................ 46
5.8 Loss of Navigation Information (External Navigators) ...................................................... 46
5.9 Garmin GFC 500 Failure Messages ................................................................................. 47
5.10 Loss of Non-Garmin Autopilot Heading and/or Course Datum ......................................... 47
5.11 Miscellaneous Alerts ......................................................................................................... 47
5.12 Aircraft Harness/LRU Connectors ..................................................................................... 47
6. G3X EQUIPMENT REMOVAL & REINSTALLATION ............................................................. 61
6.1 GDU 4X0 ........................................................................................................................... 61
6.2 GSU 25D ADAHRS ........................................................................................................... 64
6.3 GMU 11 Magnetometer ..................................................................................................... 65
6.4 GTP 59 Temperature Probe ............................................................................................. 66
6.5 GAD 27 Electronic Adapter Unit ....................................................................................... 67
6.6 GEA 24 Engine Indicating System .................................................................................... 68
Maintenance Manual
G3X Touch EFIS Part 23 AML STC

TABLE OF CONTENTS

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190-02472-02
Revision 2