Andrew 9.3-Meter ESA manual Step

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Step 2

Step 3

Refer to Figure 25. Align tabs on feed rotating tube assembly 77639 or non-rotating tube 78334 with corresponding angle brackets on drum assembly. Apply supplied RTV as shown and attach rotating tube to center of drum assembly.

Use 3/8 x 1-1/2 in (38 mm) bolts, lock washers and nuts

If 78334 non-rotating tube is used unbolt flange assembly, apply RTV to both flange faces and assemble to drum.

Use 3/8 x 2 in (51 mm) hardware provided

Attach feed support angles to feed rotating tube tabs and drum assembly angle brackets.

Use 1/2 x 1-1/8 in (29 mm) shoulder bolts, lock washers and nuts

Note: Ensure shoulder bolts are fully seated and feed support angles are installed edge down with flat of angles facing upward.

Figure 25

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Installation Procedures

Image 30
Contents Meter ESA Table of Contents Meter Earth Station Antenna IntroductionCustomer Service Center Proprietary Data Information and Assistance TechnicalOverview 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 Step Support Legs Assembly Step Step 20008A Step Panning Frame Assembly Step X 3 LG mm 200031A Flatwashers Azimuth Pivot Assembly 301786 Azimuth Jack Screw Assembly Step Step Step Elevation Jackscrew Assembly Step Step Grounding Cable Attachment Step Step Installation Procedures Step Jack Tripod Assembly Step Reflector Assembly Step Step Step Step Subreflector Assembly Step Step Theodolite Assembly Installation Step Step Theodolite Leveling Step Step Theodolite Centering Step Theodolite Height Adjustment Reflector Panel Adjustment Step Installation Procedures Subreflector Adjustment Step Subreflector Offset Tilt Adjustment Step Offset Operating Angle Top Stud Nut AdjustmentInstallation Procedures 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 Appendix ‘A’ Appendix ‘B’