5.6 Replacing the Antenna Gyro
Assembly
1. Remove the main PCB cover, as described in
“Removing the Main PCB Cover” on page 106.
2. Using a
3
⁄8" nut driver/socket, remove the four nuts
and washers securing the antenna gyro to the
reflector bracket (see Figure 5-8). The nut on the
bottom right also secures a cable clamp. Set the
nuts, washers, and cable clamp aside.
3. Disconnect the antenna gyro Molex connector
from the main PCB (see Figure 5-3 on page 107).
Remove the old antenna gyro assembly.
4. Connect the new antenna gyro’s Molex connector
to the main PCB.
5. Replace the antenna gyro gasket (see Figure 5-8).
Maintenance
54-0147
111
Make sure the cable passes
through the PCB access slot to
protect the wires from the edge of
the PCB frame.
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