Hughes AN6-098P, Installation Manual, Page: 61 / 98

Chapter 5 • Installing a cradle-type radio assembly
1037312-0001 Revision B
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1. Apply silicone grease to the O-ring groove in the feed horn.
2. Place the O-ring (0.9-inch inside diameter) in the groove.
Make sure the O-ring remains in the O-ring groove.
3. Insert the six socket-head cap screws through the flange on
the small end of the feed horn and into the matching flange
on the radio assembly. See Figure 34.
4. Tighten the screws.
Note: The O-ring is shipped in a bag that contains seven
socket-head cap screws for attaching the feed horn. Six screws
are required; one is an extra part.
Figure 35: O-ring in groove
O-ring