Installation - Garmin GI 275 Installation Manual

4 INSTALLATION

4.1 Wire Routing and Installation...........................................................................................................4-2
4.1.1 Shielded Cable Preparation ........................................................................................................4-3
4.2 Pitot-Static Routing...........................................................................................................................4-5
4.3 Equipment Bonding ........................................................................................................................4-10
4.3.1 Vibration Mounts .....................................................................................................................4-11
4.3.2 Aluminum Surface Preparation................................................................................................4-11
4.4 Instrument Panel Installations.........................................................................................................4-12
4.4.1 GI 275 Multifunction Indicator ................................................................................................4-13
4.4.2 Backup Battery .........................................................................................................................4-21
4.4.3 EIS Annunciator.......................................................................................................................4-23
4.4.4 GSB 15 .....................................................................................................................................4-25
4.5 Backshell Assembly........................................................................................................................4-32
4.5.1 Configuration Module Installation ...........................................................................................4-35
4.5.2 GSB 15 Connector Assembly ..................................................................................................4-36
4.6 Display Sensors...............................................................................................................................4-37
4.6.1 GMU 11/44B............................................................................................................................4-37
4.6.2 GTP 59 .....................................................................................................................................4-53
4.6.3 Backup GPS Antenna...............................................................................................................4-57
4.7 Engine Indicating System ...............................................................................................................4-60
4.7.1 GEA 24.....................................................................................................................................4-60
4.7.2 GEA 110...................................................................................................................................4-64
4.7.3 Carburetor Air Temperature.....................................................................................................4-67
4.7.4 Oil Temperature .......................................................................................................................4-68
4.7.5 Pressure ....................................................................................................................................4-69
4.7.6 Fuel Flow..................................................................................................................................4-72
4.7.7 RPM .........................................................................................................................................4-75
4.7.8 CHT, EGT, TIT Probes ............................................................................................................4-76
4.7.9 EIS OAT...................................................................................................................................4-76
4.8 Weight and Balance ........................................................................................................................4-77
190-02246-10
Rev. 11
GI 275 Part 23 AML STC Installation Manual
Page 4-1