Instruction Manual

Page 6-22 G1000 / GFC 700 System Maintenance Manual - 300/B300 Series King Air
Revision 4 190-00716-01
6.33 GA 58 Traffic Antennas
Removal:
1. Gain access to the antenna coaxial cable connectors by removing the cabin interior ceiling panel.
Refer to the Antenna Install drawing listed in Table 1-2.
2. Disconnect the four coaxial cable connectors.
3. Remove the antenna mounting screws.
4. Remove antenna.
Reinstallation:
1. Install antenna using retained mounting screws.
2. Connect the four coaxial cable connectors. Note the color coded bands which match the mating
connectors.
3. Fillet seal around antenna. Refer to the Antenna Install drawing listed in Table 1-2.
4. Reinstall cabin interior ceiling panel.
5. Test the GTS 820/850 or GTS Processor according to Section 7.27.
6.34 GDL 59 Wi-Fi Datalink
Removal:
1. Gain access to the avionics shelf in the tail area.
2. Remove the Philips head screw which holds the locking lever down.
3. Lift the locking lever up to unlock the unit from the mounting rack.
4. Remove the unit from the mounting rack.
Reinstallation:
1. Visually inspect the connectors to ensure there are no bent or damaged pins. Repair any damage.
2. Insert the unit into the installation rack.
CAUTION:
Do not use excessive force when inserting the GDL 59 into the rack. This may cause
damage to occur to the connectors, unit, and/or unit rack. If heavy resistance is felt
during installation, stop! Remove the GDL 59 and identify the source of resistance.
The rear plate is designed to float in the unit rack. Check to ensure the rear plate is
not bound by the connector harness.
3. Lock the GDL 59 in place using the lever-locking handle. Fasten the handle to the GDL 59 body
using the provided Phillips screw.
CAUTION:
Start the handle screw into the hole carefully to avoid cross-
threading. Do not apply torque in excess of 14 in-lbs to the handle
screw. The application of torque exceeding 14 in-lbs to this screw
will damage the LRU case and/or retaining hardware.
4. If new unit is installed, register with Garmin Connext per Section 7.28.
5. Configure the GDL 59 per Section 3.15 and 3.16. Test the GDL 59 per Section 7.29.