Garmin GDL 69/69A Installation Manual - Page 17

Installation Procedure 2 INSTALLATION 2.1 Introduction This section provides hardware equipment information for installing the GDL 69/69A, cabling for the XM antenna (GA 55, GA 55A, or GA 57), and related hardware. Installation of the GDL 69/69A should follow the aircraft TC or STC requirements. For interconnects with the GDU 104x, MX20 MFD or 400/500 series refer to Appendix D of this manual. For installation information on the GDU 104x, MX20 MFD or 400/500 series, refer to their installation manuals. Installation of the XM antennas is covered under separate Garmin GA Antenna AML STC. 2.2 Pre-Installation Information Always follow acceptable avionics installation practices per FAA Advisory Circulars (AC) 43.13-1B, 43.13-2A, or later FAA approved revisions of these documents. Follow the installation procedure in this manual as it is presented for a successful installation. Read the entire manual before beginning the procedure. Prior to installation, consider the structural integrity of the GDL 69/69A installation as defined in AC 43.13-2A, Chapter 1 and evaluate the necessity for audio suppression inputs in accordance with the GDL 69A Audio Limitations in Section 6. Perform the post installation checkout before closing the work area in case problems occur. Complete an electrical load analysis in accordance with AC 43.13-1B, Chapter 11, on the aircraft prior to starting modification to ensure aircraft has the ability to carry the GDL 69/69A load. Refer to Section 2.8 for the power consumption of each GDL 69/69A mode of operation. Document the results of the electrical load analysis on FAA Form 337. 2.3 Installation Materials 2.3.1 Configurations Available Each of the GDL 69 and 69A can be ordered in different kits, each of which may contain components listed in the following table. Table 2-1. Kit Contents Description GDL 69 XM Weather Data Receiver GDL 69A XM Weather/Audio Data Receiver Back Plate Assembly Remote Mount Rack GDL 69 Connector Kit Assembly Configuration Module Assembly GA 55 XM Antenna GA 55A XM Antenna GA 57 XM Antenna Rack Nut Plate, 2 POS Modular Rack Part Number 011-00986-00 011-00987-00 011-00796-35 115-00658-00 011-00997-00 011-00979-00 011-01033-00 011-01153-00 011-01032-00 011-00915-00 115-00411-00 O R GDL 69/69A Installation Manual 190-00355-02 Page 2-1 Revision E