Andrew 9.3-Meter ESA Stereo System User Manual


 
Tripod Ground
Mount Assembly
Azimuth Beam
Assembly
Step 1
Step 2
Step 3
12
The three-point mount is an elevation-over-azimuth mount optimized for geostationary
satellite applications. The mount enables continuous elevation adjustment from 0 to 90°.
Azimuth adjustment is ±90° and divided into three 120° ranges with 30° overlap. Follow
the subsequent procedures for proper installation of tripod ground mount assembly.
All ground mount hardware is type A-325. Lubricate all A325 bolt threads with supplied
stick wax. Note: Do not tighten hardware until ground mount installation is complete
unless otherwise instructed. Grease all ground mount pivot assemblies using supplied
49208 grease cartridges.
Attach 200056 and 200057 supports to upper portion of 200112 beam assembly as
shown in Figure 3.
Use 7/8 x 2-1/4 in (57 mm) hardware
Installation Procedures
Figure 3
Raise beam/support assembly. Apply supplied RTV to flange surface and attach 201022
pivot assembly to bottom portion of 200112 beam as shown in Figure 4.
Use 7/8 by 2-3/4 in. (70 mm) bolts, flatwashers and nuts
Figure 4