Andrew 9.3-Meter ESA manual Reflector Assembly Step

Page 32

Reflector Assembly

Step 1

Step 2

Refer to Figure 27. Assemble 20 right- and left-hand back-to-back strut assembly pairs Type 78082 and 78083 as shown.

Use 1/2 x 1-1/2 in (38 mm) bolts, spacers, lock washers and nuts. Tighten strut spacer bolt.

Figure 27

Refer to Figure 28. From inside of drum assembly, attach end of back-to-back strut assembly (slanted angles) to lower ring on drum assembly.

Use 1/2 x 4-1/2 in (114 mm) bolts, special washers, lock washers and nuts. Tighten until snug.

Note: Special washers must be installed between back-to-back strut and lower ring of drum.

Figure 28

32

Installation Procedures

Image 32
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’