190-01007-C1
GTN Xi Part 23 AML STC Maintenance Manual
Rev. 1
Page 6-11
6.5 NAV Antenna Cable Diplexer
Removal
1. Disconnect the coaxial connectors from diplexer, taking note of which coaxial connectors are
connected to each port on the diplexer.
2. Remove the mounting screws and diplexer.
Re-installation
1. Re-install the diplexer over the existing hole pattern and re-install fasteners. Torque fasteners
22 to 25 in-lbf. Diplexer fasteners are standard steel fasteners with 0.1900-32UNF-2A thread.
Refer to aircraft parts catalog or standard practices manual for recommendations.
2. Reconnect the coaxial connectors to the diplexer.
6.6 NAV Antenna Cable Splitter
Removal
1. Disconnect the coaxial connectors from the splitter, taking note of which coaxial connectors are
connected to each port on the splitter.
2. Remove the mounting screws and splitter.
Re-installation
1. Re-install the splitter over the existing hole pattern and re-install fasteners. Torque fasteners
5 to 6 in-lbf. Splitter fasteners are standard steel fasteners with 0.1380-40UNF-2A thread. Refer to
aircraft parts catalog or standard practices manual for recommendations.
2. Reconnect the coaxial connectors to the splitter.
