Andrew ES73 manual Cross-Axis Grounding Kit Step

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Cross-Axis Grounding Kit

Step 1

Note: Thoroughly clean exposed portions of grounding cables, unplated portion of uni- versal terminals and cor-responding mounting surfaces using a wire brush. Liberally apply supplied 203233-2 conductive grease to all connection surfaces prior to and after instal- lation. Thoroughly remove conductive grease from hands and tools using soap and water.

Refer to Figure 68. Attach lugs to universal terminals at each end of 46373 grounding cables as shown, using 5/16 by 1 inch (25 mm) bolts, flat washers and nuts. Install grounding cables on 7/8 by 2-3/4 inch (70 mm) bolts at indicated positions.

Figure 68

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Installation Procedures

Image 52
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