Andrew 3.7-Meter Earth Station Antenna Installation And Operation Manual page 50

Step 8
Mount the front (P/N 202790) and back hub-mounting ring (P/N 49965) to the reflector
with the appropriate hardware as shown in Figures 3-35a and b.
NOTE: These components are included as part of P/N 206319 Feed Hardware Kit.
For K-Band Antennas, these components are included as part of P/N 301544 Feed
Hardware Kit (2-Port) or P/N 301515 Feed Hardware Kit (4-Port).
Figure 3-35a: Mounting and Center Rings
Step 9
For equipment enclosure versions only, apply a smooth, continuous bead of RTV
sealant to the inside of the reflector mounting ring to seal the reflector and the mounting
ring seam as shown in Figure 3-36.
Figure 3-36: Mounting Ring Sealant (Equipment Enclosure Versions Only)
Back Hub
Mounting Ring
Flatwashers
Lockwashers
Figure 3-35b: Mounting and Center Rings
50
1/4-20 x 1-1/2"
Bolts, Flatwashers and Nuts
(12 places)
Mounting Ring
Nuts
Side View
Installation Procedures
Front Hub
Reflector