190-02087-10 GDL 50(R)/51(R)/52(R) Installation ManualRev. 2 Page 3-23.3 Backshell AssemblyGarmin’s backshell gives the installer the ability to easily terminate shield grounds at the backshellhousing using the Shield Block. To assemble the backshell, refer to the Jackscrew Backshell InstallationInstructions in the G3X/G3X Touch Installation Manual (190-01115-01).3.4 Coax Cable Installation1. Route the coaxial cable to the unit location. Secure the cable in accordance with good aviationpractice.2. Trim the coaxial cable to the desired length and install the connector. If the connector is providedby the installer, follow the connector manufacturer’s instructions for cable preparation.3.5 Equipment MountingThe GDL 5X can be mounted on the glare-shield.The GDL 5XR will mount remotely. The GDL 5XR will be secured to the airframe using six screwssupplied by the installer. For installation and assembly, refer to the outline and installation drawings inAppendix A.WARNINGWhen installing the GDL 5X in an aircraft, place the unit securely so that it does notinterfere with aircraft operating controls or obstruct the pilot's view.3.6 Continued AirworthinessOther than for regulatory checks, maintenance of the GDL 5X/5XR is ‘on condition’ only. Periodicmaintenance of the GDL 5X/5XR is not required. Instructions for Continued Airworthiness (ICA) are notrequired for this product under 14 CFR Part 21 since the GDL 5X/5XR has received no FAA approval orendorsement.