Hughes AN4-074-DF Radio Antenna User Manual


 
Chapter 3 • Installing the radio and antenna assemblies
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1035567-0001 Revision A
6. Use a 5/16-in. socket wrench or open-end wrench to tighten
the bolts attaching the transmitter to the feed arm.
7. Make sure the transmitter and feed arm are oriented correctly,
as shown in
Figure 24.
8. Attach the transmitter to the bottom of the feed arm.
When you are done, the assembly looks like Figure 24.
Connecting the feed
arm to the antenna
reflector
This section describes how to connect the feed arm to the antenna
reflector.
Figure 24: Radio assembly installed on the feed arm
Waveguide
Feed assembly
Transmitter
Note: If you are installing the antenna assembly on a metal pole
mount, it may be easier to attach the feed arm after you have
installed the antenna on the Az/El cap. See
Installing the antenna
assembly onto the mast on page 28. However, if you are using a
ladder, it may be easier to attach the feed arm to the antenna before
installing it on the Az/El cap.
Note: Make sure the feed arm is oriented as shown in Figure 24.