Andrew 7.6-Meter ESA manual Elevation Jackscrew Assembly Step

Page 23

Elevation

Jackscrew

Assembly

Step 1

Step 2

Attach 301771/301736 elevation jackscrew assembly to 201596 mounting plates as shown in Figure 25. Tighten connection.

Use 7/8 x 2-1/2 bolts and nuts

Figure 25

Loosen rubber boot from end of jackscrew. Turn elevation drive screw to extend jack to dimension 67.7 in (1719 mm) as shown in Figure 26. Apply grease to screw shaft. Reattach rubber boot.

Figure 26

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Installation Procedures

Image 23
Contents Meter ESA Table of Contents Introduction Meter Earth Station AntennaProprietary Data Information and Assistance Technical Customer Service CenterHow to Use This Manual Overview ContentGetting Started OverviewTool Size Quantity Recommended ToolsGetting Started Returning Equipment Step Overview Foundation Preparation Installation Procedures1b A-325 Tensioning For bolts over four diameters Tensioning StepTripod Ground Mount Assembly Azimuth Beam Assembly Step Support Legs Assembly Step Step Step Panning Frame Assembly Step Step Step Step Step Step Step Elevation Jackscrew Assembly Step Step Azimuth Jackscrew Assembly Step Mount Assembly Joint Assembly Pivot Assembly Step 221923/223180 221738 200088A Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Installation Procedures Operation Overview Acquiring a SatelliteStep Polarization at 45 degrees from Optimum Setting Maximizing Odd Transponders Subreflector Adjustment Preventive Maintenance Overview General Cleaning Electrical PartsPreventive 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