Andrew ES73 manual Tripod Ground Mount Assembly Azimuth Beam Step

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Tripod Ground Mount Assembly

Azimuth Beam

Assembly

Step 1

Step 2

Step 3

The three-point mount is an elevation-over-azimuth mount optimized for geostationary satellite applications. The mount enables continuous elevation adjustment from 5 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.

Attach 200056 and 200057 supports to upper portion of 201408 beam assembly as shown in Figure 3.

Use 7/8 x 2-1/4 in (57 mm) hardware

Figure 3

Raise 201408 azimuth beam assembly and attach to front foundation pad as shown in Figure 4.

Use 7/8 in. flatwashers and hex nuts

Note: Hex nuts and flatwashers supplied with 201630 anchor bolt kit

Figure 4

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Installation Procedures

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Contents Meter ESA Table of Contents Meter Earth Station Antenna IntroductionProprietary Data Information and Assistance Technical Call From Call To Telephone FaxOverview Content How to Use This ManualOverview Getting StartedRecommended Tools Tool Size QuantityGetting Started Returning Equipment Step Installation Procedures Overview Foundation PreparationTensioning Step 1b A-325 Tensioning For bolts over four diametersTripod Ground Mount Assembly Azimuth Beam Step Support Legs Assembly Step 201315 Supports Step Panning Frame Assembly Step Step 201316 Supports 201487 201488 Panning Frame Outrigger Plate Support 201488 Outrigger Plate Step 301772 Tripod Tube Weldment 300026 Tripod Channel Legs Elevation Jackscrew Assembly Step 301771/301736 Elevation Jackscrew Azimuth Jackscrew Assembly Step Mount Assembly Step 201327A 201313A Step 221345 X 2-1/4 57 mm Upper Lower Collars Installation Procedures Step Horn Assembly Shown for Step 201065A Waveguide Support Equipment Enclosure Step Reflector Backstructure Assembly Step Step Center portion Andrew Flash logo Step Step Step Step Quadrapod Subreflector Strut Assembly Step Installation Procedures Step Step Reflector to Ground Mount Assembly Step Installation Procedures Subreflector Assembly Adjustment Step Step Cross-Axis Grounding Kit Step Step Overview Acquiring a Satellite OperationStep Polarization at 45 degrees from Optimum Setting Maximizing Odd Transponders Subreflector Adjustment Overview General Cleaning Electrical Parts Preventive MaintenancePreventive Maintenance Antenna Preventive Maintenance Drive System Voltage Current Checks Step Step Preventive Maintenance Jackscrews/Motors Gear Motor/Housing Fill Drain Requirements Lubrication Chart High-Speed Antenna Lubrication Points Medium-Speed Antenna Lubrication Points