Andrew 9.3-Meter ESA Installating And Operation Manual Download Page 1

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Andrew Corporation

10500 West 153rd Street
Orland Park, IL U.S.A. 60462

Telephone: 708-349-3300
FAX (U.S.A.): 1-800-349-5444
Internet: http://www.andrew.com

Customer Service, 24 hours: U.S.A. • Canada • Mexico: 1-800-255-1479
U.K.: 0800 250055 • Republic of Ireland: 1 800 535358
Other Europe: +44 1592 782612

Printed in U.S.A. 01/05

Installation, Operation and Maintenance

Bulletin OM93

Type ES93( )

9.3-Meter ESA

9.3-Meter Earth Station Antenna

Revision D

Summary of Contents for 9.3-Meter ESA

Page 1: ...www andrew com Customer Service 24 hours U S A Canada Mexico 1 800 255 1479 U K 0800 250055 Republic of Ireland 1 800 535358 Other Europe 44 1592 782612 Printed in U S A 01 05 Copyright 2005 by Andrew...

Page 2: ...n Jack Screw Assembly 25 Grounding Cable Attachment 27 Reflector Backstructure Assembly 29 Feed Rotating Tube Assembly 29 Jack Tripod Assembly 31 Reflector Assembly 32 Subreflector Assembly 35 Theodol...

Page 3: ...any location worldwide The motorizable tripod mount features self aligning bearings for the elevation pivots resulting in zero backlash This mount has the ability to be upgraded for High Speed motori...

Page 4: ...intenance practices All designs specifications and availabilities of products and services presented in this manual are subject to change without notice Copyright 1999 Andrew Corporation 4 Introductio...

Page 5: ...ided into five distinct sections each dealing with a specific technical topic relating to either system or component subsystem information The sections con tained in this manual are described and list...

Page 6: ...stallation of antennas may require persons to work at elevated work stations Whenever persons are working at eight or more feet above the ground and not on a guarded platform they should wear safety b...

Page 7: ...8 Inch 2 7 16 Inch 2 1 2 Inch 2 9 16 Inch 2 3 4 Inch 2 7 8 Inch 2 1 1 16 2 1 1 8 Inch 2 1 7 16 Inch 2 1 5 8 Inch 2 1 7 8 Inch 2 Drive Sockets 5 16 Inch 2 7 16 Inch 1 1 2 Inch 2 9 16 Inch 2 3 4 Inch 2...

Page 8: ...carrier s agent Failure to adequately describe such external evidence of loss or damage may result in the carrier refusing to honor a damage claim The form required to file such a claim will be suppli...

Page 9: ...ce the sales order and purchase order as well as the date the equipment was received Pack the equipment in its original container with protective packing material If the origi nal container and packin...

Page 10: ...ndation specifications are provided by Andrew and may be used as a reference by civil engineering personnel when preparing the foundation for local soil conditions These specifications are available b...

Page 11: ...omplete tighten the bolts until the surfaces are joined and the nuts are snug for example full effort of a person using an ordinary spud wrench Do not proceed with Steps 5 and 6 unless the connection...

Page 12: ...are 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 Grease all ground mount p...

Page 13: ...edures Step 4 Raise 201112 azimuth beam assembly and attach to front foundation pad as shown in Figure 5 Use 1 in 25 mm flatwashers and hex nuts Note Hex nuts and flatwashers supplied with 201680 anch...

Page 14: ...wn in Figure 6 Attach 200083 angles to 200114A beam assembly as shown in Figure 6 Use 7 8 x 2 1 4 in 57 mm bolts and nuts for each connection Installation Procedures Figure 6 Attach 200088 joint assem...

Page 15: ...be installed back to back with the flat of angle facing upwards Tighten supports until assembly can support itself Installation Procedures Figure 8 Attach 200063 200064 rear pad assemblies to 200109 s...

Page 16: ...of support Supports should be installed back to back with the edges forward and the flats of angles facing rear Installation Procedures Attach 200873 supports between angle pairs as shown in Figure 1...

Page 17: ...eam assembly using 7 8 by 2 1 4 in 57 mm hardware and corresponding rear founda tion pads as shown using 1 in flat washers and hex nuts Ensure all A 325 mounting hardware is in place Begin A 325 tensi...

Page 18: ...ocedures Figure 13A Apply supplied RTV to flange surfaces and loosely attach 200022 pivot assembly to out rigge as shown Use 7 8 x 2 1 4 in 57 mm hardware and apply supplied RTV to flange surfaces as...

Page 19: ...and loosely attach 200699 200021 elevation pivot assemblies to rear of enclosure drum assembly Use 3 4 by 3 0 inch 75 mm hardware Slightly raising assembly and loosely attach 200016 200015 joint asse...

Page 20: ...pivot assembly to upper portion of 200068 joint assembly as shown Use 7 8 by 2 1 2 inch 64 mm hardware Note Position mounting hardware as shown to ensure proper panning frame clearance Install 7 8 in...

Page 21: ...s shown Use 7 8 by 2 1 4 in 57 mm hardware Note Angles are attached edge out with flat of angle facing inward Align panning frame azimuth pivot assembly by swinging panning frame through its entire ar...

Page 22: ...2 3 4 inch 70 mm bolts flat washers and nuts Note Type 301841 azimuth jack screw is used only for high speed applications Refer to Figure 17 Apply RTV to flange surface and attach 200013 4 301841 azim...

Page 23: ...ssem bly if utilized Refer to Figures 19A and 19B After azimuth pivot jack screw assembly has been attached to the joint assembly attach remaining hardware as shown to 1 2 13 mm stud and apply supplie...

Page 24: ...o pivot assembly using 7 8 by 2 3 4 in 70 mm bolts and nuts P O jack assembly hardware kit for 200013 4 azimuth jack applications For motorized mounts only remove oil plug on motor assembly gearbox an...

Page 25: ...o 200128 elevation extension assembly as shown Use 1 1 4 by 3 1 2 in 89 mm bolts washers and nuts Note Mounting hardware is included with corresponding jack assembly hardware kit Attach 200022 pivot a...

Page 26: ...tension assembly to corresponding 201022 pivot assembly as shown Use 7 8 by 2 1 4 in 57 mm hardware For motorized mounts only remove oil plug on motor assembly gearbox and replace with supplied vent p...

Page 27: ...ing 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...

Page 28: ...alled after reflector to ground mount installation Figure 23 Securely tighten all remaining ground mount jack assembly hardware per hardware ten sioning procedure The tripod ground mount assembly is n...

Page 29: ...325 tensioning pro cedure in preceding installation text CAUTION Adhere to any special instructions sten ciled on crate relative to crate opening contents removal and or personnel safety Refer to Figu...

Page 30: ...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 f...

Page 31: ...tes to drum tab Use 3 4 x 2 in 51 mm bolt lock washer and nut Note Keep angled corners of side plates toward drum assembly Refer to Figure 26 Assemble jack tripod by connecting tripod braces to tripod...

Page 32: ...m bolts spacers lock washers and nuts Tighten strut spacer bolt Figure 28 Figure 27 Refer to Figure 28 From inside of drum assembly attach end of back to back strut assembly slanted angles to lower ri...

Page 33: ...r lock washer and nut Tighten the panel to drum angle hardware until lock washer is compressed then back off one half turn Do not over torque Note Use 10 ft temporary support to raise outer portion of...

Page 34: ...later adjustment All 20 eccentric bolt head markings must be at right angles to panel Figure 30 Refer to Figure 31 Install remaining reflector panels opposite each other to balance the enclosure assem...

Page 35: ...positions 15 and 16 Position brackets clockwise as shown using brackets and hardware supplied as part of 300175 Subreflector Strut Kit Figure 32 Refer to Figure 33 Carefully remove subreflector subass...

Page 36: ...m galvanized bolts rectangular washers flat washers lock washers and nuts Securely tighten all strut assembly hardware Note Apply stick wax to strut bracket and floating ring surface contact areas to...

Page 37: ...ssembly and attach to subreflector supports as shown Use 1 2 x 2 1 2 in 64 mm galvanized bolts flat washers lock washers and nuts Securely tighten mounting hardware Mount tabs on strut assemblies to r...

Page 38: ...es preassembled The theodolite mounting assembly includes the lift adapter flange mount assembly X Y translation stage and tri brach Refer to the theodolite operation manual for theodolite operation i...

Page 39: ...2 Refer to Figure 37 Install theodolite support assembly to feed support tube Secure theodolite support assembly by attaching lower flange adapter to feed support tube Use 3 8 x 1 1 2 in 38 mm bolts...

Page 40: ...taking any readings allow the theodolite to become acclimated to ambient condi tions for at least 15 to 20 minutes prior to operation Notice proper installation orientation setting of tribrach assemb...

Page 41: ...djust theodolite elevation angle to new angle R3 Rotate the tribach assembly adjustment screw in line with the alignment stick up or down until the theodolite is sighted on the scribe line Repeat this...

Page 42: ...the above procedure for the other axis of the X Y translation stage 90 opposite to the first one Repeat steps 4 and 5 until the theodolite crosshair focuses to all 3 rod holder edge loca tions within...

Page 43: ...tions 23 through 28 Work clockwise tightening 2 seam screw rows each time around the reflector 23 24 etc Note Do not step or lean in the area of reflector seam screw locations 23 through 31 during thi...

Page 44: ...44 Installation Procedures Table 3...

Page 45: ...adjustment studs Attach right angle viewing piece to theodolite Move subreflector laterally to align the subreflector so it is centered with the theodolite while set at vertical 0 00 00 A hole is pro...

Page 46: ...per distance of the turn Table 4 Offset Operating Angle Top Stud Nut Adjustment 10 20 1 3 4 turns 30 1 5 8 turns 40 1 1 2 turns 50 1 turn 60 7 8 turn Table 4 shows the distance the subreflector must b...

Page 47: ...16 mm shackles with corresponding 20 ft 6 m chok ers to four drum assembly angle brackets as shown Attach 15 ft 4 5 m tag line to for ward left of jack tripod assembly Note Two front chokers should be...

Page 48: ...ould be used during high wind conditions Do not exert force while using the tag lines during reflector installation as this will distort the panel surfaces Figure 46 Connect reflector backstructure pi...

Page 49: ...on how to correctly position your antenna on the desired satellite There are several procedures that may be used to properly acquire the satellite Andrew recommends that a spectrum analyzer be used T...

Page 50: ...ding the greatest amplitude The maximum azimuth excursion from the original setting should not exceed plus or minus 1 5 degrees or the antenna may begin to access a different satellite With the antenn...

Page 51: ...signals 12 horizontal and 12 vertical are noted the polarization adjustment is set incorrectly and must be modified If 12 transponder signals are noted they may or may not be the properly polarized si...

Page 52: ...the spectrum analyzer screen determine the specific antenna system and satellite parame ters Rotate the feed assembly as required until the appropriate odd or even transpon der signals are maximized...

Page 53: ...tom side of the subreflector should be adjusted downward by loosening the screws between the subreflector and the struts and adjusting the bottom side of the subre flector downward An easy way to reme...

Page 54: ...that all discrepancies have been corrected The following paragraphs describe the inspection and preventive maintenance proce dures for the earth station These instructions include general cleaning and...

Page 55: ...next scheduled inspection should be noted The discrepant condition should be corrected repaired or replaced immediately or at the conclusion of the inspection procedure Inspection of the local control...

Page 56: ...TV 108 silicone rubber sealant to seal any exposed electrical fitting bolt hole or other possible water entry to the enclosed electrical components in order to maintain a waterproof con dition Check o...

Page 57: ...s and enclosure mount interface for security the cable rouging for secure hanger attachment and the cable insulation for cuts cracking abrasion and other deterioration Check the LNA or LNB s and the...

Page 58: ...ed corrective action Approximately every three months and during a period of down time disconnect as applicable the RF transmitter and all power supplies The main disconnect switch in the main load ce...

Page 59: ...operating posi tion Turn the ELEVATION DOWN UP switch to either position and while the antenna is rotat ing carefully use a clamp on ammeter in accordance with the ammeter manufacturer s instructions...

Page 60: ...ressurized spray If necessary thin the paint with the appropriate thinner to the proper consistency Thoroughly paint over the primed surfaces and blend with the existing painted surface Remove all loo...

Page 61: ...re range is 85 degrees to 300 degrees Fahrenheit 29 degrees to 149 degrees Celsius Periodically inspect lifting screws on jackscrew assemblies to ensure adequate lubrica tion Loosen Jackscrew boot cla...

Page 62: ...iate Gearbox I C Pipe Plugs SHC624 34 Oz Fill and Drain 9 Polarization Drive Gear X Brush SHC32 Minimum Surface Coverage 10 Feed Rotation Worm Gear X Pressure Fitting SHC32 2 Pillow Blocks X Lubricate...

Page 63: ...re Fitting Gearbox Fill Gearbox Vent Gearbox Level Gearbox Fill Gearbox Vent Gearbox Level Polarization Drive Gear Worm Gear Pillow Blocks 2 Note Medium speed motors shown for illustrative purposes on...

Page 64: ...7 8 4 1 2 3 Local Motor Control Heater Control Pressure Fitting Pressure Fitting Gearbox Level Gearbox Drain Gearbox Level Gearbox Drain Polarization Drive Gear Worm Gear Pillow Blocks 2 Pressure Fit...

Page 65: ...ites or satellite positions west of Greenwich and negative east of Greenwich dAZ AZ AZm Where AZm azimuth at which mount is set in degrees East clockwise of True North dAZ relative angle between true...

Page 66: ...mbly support legs 200107 and rear support legs 200109 Repeat on opposite side 7 Loosen and Remove Jackscrew hardware between 200035 outrigger and 200022 pivot assembly 8 Adjust jackscrew to full retra...

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