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Andrew ES45T Stereo System User Manual

1. 00 0c cee tte eee 8 Installation Sequence Checklist 0 00 000 06 eee 9 Installation Sai a pare A A Y AA AR A AR NAS A AAA AA a oundation Preparatoria A A O A AR Procedures AESZO TENSION muerto ad a E A ES E a She eons At bt 12 TAPpOd MOUNT NAAA Ai a ire do 13 A A E NA 22 Reflector Leveling Procedure 2 0 cc nnn 28 Feed Strut Assembly rd sud 25 etn a ef teeta Aa a hee ot Adasen 30 Back Structure a Datta AS A SN a aa e wheat 31 Reflector To Mount Assembly With Crane o oooocococooe 36 Reflector To Mount Assembly With Hoist Kit 0 0 0 ee 39 Elevation and Azimuth Adjustments o 43 Feed Support Assembly cists sare ates A Steet AAA el RG leben Rea eel Neate ceed 2 45 ES45 Fel REMC CON rta scott Ron Ai tl A Re eth td E rn 46 Reflector Leveling Procedure 8 29 2 pte es Sorat hee RP ect A ees 51 Reflector Center Plate Assembly oocccccccoo 53 Feed Strut Assembly ti A A AR Ad fed 54 Back Structure moria it consti atar Stak E Ad A O Ca a poate atc WO ida aa AR aa i 55 Reflector To Mount Assembly With Crane ooooocococoo eee 57 Reflector To Mount Assembly With Hoist Kit 0 2 0 0 ee 60 Elevation and Azimuth Adjustments o 63 Feed Support Strut Assembly isa hack toa rn gina a Aspnes o ade as AGE ue as 65 Polarization Adjustment eza aa li he ote hha ete ag Rae A 66 Medium Modular Mou 67 Operation OVNIS 3er canada mag mine capa EA parental Camis So 68 Acquiring
2. Figure 4 Loosely connect support angles P N 49624 with spacers P N 46560 2 to azimuth axis support and rear anchor pads as shown in figure 5 Use A 325 x 1 in bolts and nuts for connections see page 12 Support angles should be installed edge down with flat of the angle facing upward 49634 AZIMUTH AXIS SUPPORT view BOLT SCALE 2X NUT WASHER aU 1 2 BOLTS AND NUTS 46560 2 SPACERS 300747 REAR ANCHOR PAD 49624 SUPPORT ANGLES 300747 BOLTS AND NUFS REAR ANCHOR PAD Figure 5 14 Installation Procedures Step 3 Lay out support and elevation pivot assembly P N 49635 and support angles P N 49623 as shown in Figure 6 HE Figure 6 Step 4 Loosely bolt support and elevation pivot assembly P N 49635 and support angles P N 49623 to connection plates as shown in Figure 7 Use A 325 Y x 1 in bolts and nuts see page 12 Angles should be attached with flat of angle facing downward 15 Installation Procedures Step 5 Loosely attach support angles P N 49622 to the upper azimuth axis joint P N 300748 and the connection plates part of P N 49635 as shown in Figure 8 Use A 325 Y x 1 in bolts flatwashers and nuts see page 12 Angles should be attached with flat of angle facing upward Loosely attach support angles to azimuth axis joint P N 49629 49622 RT ANGLES 300748 A 325 UPPER AZIMUTH AXIS J INT
3. Adjustment assembly may also be attached in alternate position shown depend ing on required elevation angle oe ALTERNATE 3 4 19mm ge 19mm MOUNTING POSITION 3 4 10 FLATWASHERS WASHERS 49712 HEX NUT 49712 2 pa 10 ias BRACKET BRASS BRACKET NUT BRASS THREADED ROD THREADED ME eH pre ROD 218 A 9956 67 U BOLT dota 9956 65 SET SET SCREWS U BOLT SCREWS 9956 85 U BOLT UBOLT SET SCREWS ELEVATION STRUT AZIMUTH STRUT Figure 50 Figure 51 Attach fine adjustment assembly between adjacent azimuth strut sections as shown in Figure 51 using appropriate brackets U bolts brass hex nuts flatwashers and threaded rod Securely tighten all adjustment assembly hardware Note Fine adjustment assembly on azimuth strut should be positioned away from ground mount angles Set fine elevation and azimuth strut positions by loosening strut set screws and selected out fine adjustment hex nut Turn corresponding inner hex nut in appropriate direction until required strut length is achieved Securely tighten strut set screws and correspond ing outer hex nut During final electrical tuning adjust elevation and azimuth struts appropriately to length en or shorten struts for optimal signal strength After fine adjustments are complete ensure strut set screws are securely tightened to 50 60 ft lbs and spray with zinc rich paint Securely tighten hex nuts and U bolts on both elevation and azimuth fine adjustment assemblies S
4. Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 ES45T T Reflector Assembly The optional hoist kit P N 49080 must be assembled prior to reflector backstructure assembly hoisting Hoist assembly should not be used for antenna elevation angle adjustment The following steps provide the procedure for installing the reflector with the hoist kit Install support tab assembly P N 49067 into top of azimuth axis support P N 49634 as shown in Figure 73 49087 SHEAVE 49072 49071 SUPPORT ASSEMBL Y SUPPORT ASSEMBLY SUPPORT ASSEMBLY 49061 SUPPORT SUPPORT 49061 SUPPORT 49064 PICK UP PICK UP ASSEMBLY 9059 ASSEMBLY 49060 NN SUPPORT 49087 SHEAVE SUPPORT TAB ASSEMBLY A r PICK UP U BOLTS SHEAVE 3 ASSEMBLY 49634 49635 49634 i AZIMUTH AXI SUPPORT AND AZIMUTH AXIS Rys ELEVATION PIVOT SUPPORT EMBLY REAR VIEW SIDE VIEW Figure 73 Loosely attach corresponding support assemblies P N 49071 and 49072 using spacers P N 49059 and appropriate hardware P N 45980 6 Angles should be installed edge down with flat of angles facing upward Install sheaves P N 49087 at each end between support assemblies using pins P N 39527 with cotter pins P N 9958 6 Securely tighten support assembly hardware Attach entire support assembly to previously installed support tab assembly P N 49067 using appropriate hardware P N 45980 6 Loosely attach pick up assemblies P N 49064 to support and ele
5. Assembly Proper antenna pointing requires specific coarse and fine elevation and azimuth strut length adjustments which can be determined using the graphs provided in Appendix F Adjustable azimuth and elevation struts are initially set in coarse setting as near as pos sible to pre determined lengths Fine elevation and azimuth settings are accomplished with threaded rod on elevation and azimuth struts CAUTION Never loosen strut set screws and fine adjustment assembly U bolts simultaneously Doing so may result in severe bodily harm and equipment damage Coarse Elevation Adjustment Station at least two installers at reflector rim to provide temporary reflector support while third installer loosens two U bolts on each end of ele vation pivot assembly P N 49635 and removes 3 4 x 4 1 2 inch 114 mm bolt lock washer and nut connecting elevation strut to bottom of main triangle assembly Carefully lower reflector to vertical position Determine required length of elevation strut to nearest degree increment of desired ele vation setting Adjust coarse elevation setting by withdrawing secondary and if neces sary tertiary strut sections from primary strut to achieve required strut length Install eight 1 2 inch 13 mm set screws in holes provided and securely tighten Note Do not extend secondary or tertiary strut sections into red warning areas Carefully raise reflector and attach elevation strut to bottom of main triangle assembly us
6. Damage Equipment Received Returning Equipment Step 1 Step 2 Step 3 Step 4 Step 5 Upon receipt of your order the shipment should be verified to ensure that all parts have reached your site This process should occur before the installation process begins Andrew Corporation thoroughly inspects and carefully packs all equipment before ship ment If you find that there are missing components please refer to step by step instruc tions on how to properly report the equipment loss When you have received your order verify that all parts contained in the shipment corre spond to the parts listed on your packing list If you find that the equipment was damaged during the shipping process you should file a claim with the carrier Follow the Reporting Visible Loss or Damage or Reporting Concealed Damage procedures when filing a claim with a carrier Make a note of any loss or evidence of external damage on the freight bill or receipt and have it signed by the 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 supplied by the carrier Concealed damage means damage which does not become apparent until the unit has been unpacked The contents may be damaged in transit due to rough handling even though the carton may not show external damage If you discover damage after unpa
7. ES45TDR reflector The next step in the installation is the assembly of the back structure which follows in the next section 30 Installation Procedures ES45T R 1 Back Structure ES45T R Reflector Assembly The back structure assembly attaches to the rear of the reflector The back structure provides stability for the reflector and maintains the parabolic accuracy of the dish An example of the assembled back structure is presented in Figure 33 Figure 33 Before assembling the back structure verify that the appropriate parts are present The following steps provide the procedure for the back structure assembly CAUTION Reflector must remain on level supports positioned under center edge of each reflector segment with diameter setting bands in place during assembly of back structure Once back structure is attached and all bolts tightened reflector will be held in its assembled shape If back structure is added with reflector in distorted shape back structure will hold reflector in that shape If standing or walking on reflector becomes necessary concentrate major portion of body weight towards center of reflector panel 31 Installation Procedures Step 1 ES45T R Reflector Assembly Refer to back structure Figure 34 for positioning and orientation details Apply stick wax P N 200852 to A 325 bolt threads before installation to reduce fric tion see page 12 Note Do not attempt to tighten A 325 hardware prior to
8. P N 300758 as illustrated in Figure 38 l gt VA i Figure 38 34 Installation Procedures ES45T R Reflector Assembly Step 6 Loosely attach support angles P N 49438 from plates A and C to angle P N 49436 from tee plate B with pivot bracket P N 300745 Step 7 Loosely connect support angles P N 49438 from plates E and C to angle P N 49436 from tee plate D to elevation axis bracket P N 300749 as shown in Figure 39 P P 7 e T Figure 39 Step 8 Loosely connect pivot brackets and elevation axis bracket with the three support angles P N 49437 as pictured in Figure 40 Angles should be installed edge down with flat of angle away from reflector Pe Figure 40 Step 9 Check diameter setting bands to ensure that they are uniformly taut If not check leveling of temporary supports and make necessary adjustments by adding or subtracting shims Step 10 Begin A 325 hardware tensioning procedure see page 12 Work from connections closest to backside of reflector to those connections furthest away in this order Start with plates P N 49427 and tee plates P N 202447 Next tighten support angle con nections Tighten the pivot brackets and elevation axis bracket last You have now completed the assembly of the back structure and its attachment to the reflector Proceed to the next section for instructions on mounting the reflector to the tri pod ground mount assembly with a crane or the appropria
9. P N 49436 between tee plate at point D and elevation axis bracket P N 49429 2 Angle should be installed edge down with flat of angle away from reflector Loosely attach support angles P N 49437 between elevation axis bracket and the two pivot brackets Angles should be installed edge down with flat side away from reflector 56 Installation Procedures Step 11 Step 12 Step 13 Reflector To Mount Assembly With Crane Step 1 Step 2 ES45T T Reflector Assembly Check diameter setting bands to ensure they are uniformly taut If not check leveling of temporary supports and make necessary adjustments by adding or subtracting shims until bands are uniformly taut Begin A 325 hardware tensioning sequence see page 12 with tee plates P N 202447 and rib connecting plates P N 202444 Next tighten support angle P N 49436 con nections Tighten the pivot brackets and elevation axis bracket last Remove diameter setting bands leaving corresponding edge joining plates P N 49294 installed using existing hardware You have now completed the assembly of the back structure and its attachment to the reflector Proceed to the next section for instructions on mounting the reflector to the tri pod ground mount assembly This reflector can be installed on the mount manually or by using a crane However Andrew recommends that this procedure be performed using a crane The following steps provide the procedure for insta
10. a year by qualified personnel to verify prop er installation maintenance and condition of equipment Andrew disclaims any liability or responsibility for the results of improper or unsafe installation practices All designs specifications and availabilities of products and services presented in this manual are subject to change without notice 24 hour Technical Assistance For technical assistance call the following numbers at anytime Call From Call To Telephone Fax North America toll free U S A 1 800 255 1479 800 349 5444 Any Location U S A 708 349 3300 708 349 5410 International Customer Service Center The Andrew Customer Service Center gives you direct access to the information and personnel service you need such as the following Place or change orders Check price and delivery information Request technical literature You can call from any of the following Call From Telephone Fax North America 1 800 255 1479 toll free 1 800 349 5444 toll free United Kingdom 00 800 0 255 1479 toll free 00 800 0 349 5444 toll free Australia 0011 800 0 255 1479 toll free 0011 800 0 349 5444 toll free China 00 800 0 255 1479 toll free 00 800 0 349 5444 toll free New Zealand 00 800 0 255 1479 toll free 00 800 0 349 5444 toll free Hong Kong 001 800 0 255 1479 toll free 001 800 0 349 5444 toll free 4 Introduction How to Use This Manual Overview Content The scope of this manual is in
11. clean the equipment whenever visually inspecting the earth station components No special cleaning procedures are required However a thorough cleaning in accordance with the following procedures is required to assure continued trouble free operation Minor cleaning such as the removal of dust and loose foreign particles can be accom plished by one of the following Vacuuming Using a soft brush or lint free cloth Blowing out the dust and dirt with low pressure 5 to 25 psi dry compressed air When using air to blow off the contaminants either avoid or be careful when directing the air stream on delicate parts To remove imbedded dirt grease or oil from electrical parts use a 50 solution of isopropyl rubbing alcohol and apply with a soft bristle brush It may be necessary to brush some parts vigorously with a stiff bristle brush to remove imbedded and hardened dirt particles If possible avoid excessive use of clean ing solvent on electrical insulation After cleaning allow the cleaned parts to dry for 10 to 15 minutes before placing the equipment into operation Clean mechanical parts by first removing dust dirt and other loose contaminants with a 73 Preventive Maintenance Mechanical Parts Inspection Local ControllMotor Drive Controller scraper stiff brush bristle or wire in the case of rust or corrosion or cloth or com pressed air at 25 to 40 psi Any accumulated imbedded dirt corrosion grease or oil de
12. feed system is the last phase of the base installation described in this manual Note All antenna options such as feeds shields anti icing etc possess installation instructions within the individual kits contained in the shipment Attach feed struts to 222930 feed support as shown in Figure 78 MOUNTING ANGLES SUPPLIED WITH REFLECTOR ASSEMBLY HARDWARE KIT O S 5 16UNC HEX NUT 0 375 LOCKWASHER 0 375 16UNCx2 0LG HEX BOLT FEED SUPPORT SECTION A A TYPICAL ASSEMBLY Figure 78 Securely tighten all feed support strut mounting hardware 65 Installation Procedures Polarization Adjustment Step 1 Step 2 Step 3 Step 4 Connect receive LNA output to spectrum analyzer and fine adjust elevation and azimuth strut lengths to achieve maximum signal strength from desired satellite Loosen four 3 8 x Y in set screws in feed support until feed assembly is free to rotate and adjust feed for maximum receive signal strength on desire polarization Note Do not loosen collar hardware P N 49795 Collar will maintain appropriate feed window to center pad dimension during polarization adjustment Rotate feed assembly in one direction until signal level drops 1 dB Mark this position Rotate feed in opposite direction through maximum signal until signal level again drops 1 dB Mark this position Adjust feed assembly to midpoint of 1 dB marks and securely tighten four 3 8 x Y in set screws in fe
13. hard hat especially if someone is above you 5 Make sure no person is in or under the reflector while it is being lifted or positioned personal injury can result if the reflector assembly falls 6 Personnel should never be hoisted in or out of the reflector by crane personal injury may result 7 Andrew earth station antennae supplied to standard product specifications will survive 125 mph winds in any operational position in moderate coastal industrial areas Severe conditions require additional protection Should it be expected that winds will exceed 125 mph it is recommended that Andrew antennae be steered to specific azimuth and elevation orientations to minimize wind forces upon the structure and thereby increase the probability of survival 8 It is recommended that all cross axis waveguide and coaxial cables are secure such that high winds will not cause excessive flexing Position the antenna to an elevation of 90 degrees The azimuth jackscrew should be placed in the center of its travel 9 When the antenna is transmitting severe eye injury or injury to other parts of the body can result from exposure to radio frequency RF energy The antenna must be turned off before entering the area in front of the reflector and near the feed 6 Getting Started Recommended Tools Note Failure to follow an installation procedure could result in damage to equipment or personal injury Additional warnings will be displayed thro
14. is essential that the shim stacks remain in position through out this process Also ensure that diameter setting bands are taut and evenly tensioned If not check to ensure proper leveling of temporary supports With the reflector level tighten joining plate P N 49425 hardware starting at the outer perimeter of match marked position A A and continue this procedure around reflector in concentric circles while progressing inward toward reflector vertex Note Near vertex area it may become necessary to push down on mounting ring hub to narrow segment gap before tightening hardware 49695 49694 FEEDSTRUT FEED STRUT BRACKET BRACKET ia BOLT LOCKWASHER NUT SIDE VIEW 49694 49695 FEED STRUT BRACKETS f 49694 FEED STRUT FEED STRUT BRACKET BS BRACKET SECURE FEED STRUTS TOGETHER PRIOR TO LIFTING FEED STRUTS REFLECTOR ASSEMBLY align over setting bands FRONT VIEW Figure 32 Installer underneath reflector should attach four of each feed strut brackets P N 49694 49695 as shown in Figure 32 Use A 325 Y x 1 in bolts flatwashers and nuts see page 12 Insert bolts from concave sides of reflector Pass feed struts P N 49703 to installer underneath for attachment to feed strut brackets P N 49694 49695 e Use 3 8 x 2 in bolts lockwashers and nuts Secure feed struts together after attachment to feed strut brackets as shown in Figure 32 You have now completed the assembly of the ES45T R 1 or the
15. segment seam hardware Insert capscrews from concave side firmly push bolts through holes until bolt head is flush with reflector surface Note Slight pressure on reflector segment may be necessary to enable proper align ment Do not attempt to thread bolts into holes Insert shim P N 200215 between each reflector segment around perimeter of reflector assembly beginning with seam A A Refer to Figure 28B Page 27 Begin tightening seam hardware at outer perimeter of reflector starting with seam A A Continue tightening in concentric circles from reflector rim toward the mounting ring hub Note Near center area it may become necessary to push down on mounting ring hub to narrow segment gap before tightening hardware Tighten mounting ring hub and diameter setting band hardware Diameter setting bands should be uniformly taut at this point If not add or subtract shims to ensure proper lev eling of supports Position 6 temporary supports near panel seams exactly as shown in Figure 61 Note Temporary supports should be large enough to adequately support the reflector and strong enough to easily support reflector weight without compressing SS Referto Figure 7 Seams 6 Temporary SS Supports 6 Figure 61 51 Installation Procedures ES45T T Reflector Assembly Step 2 Position theodolite transit or laser level about 10 feet 3m
16. setting Adjust coarse azimuth setting by withdrawing secondary strut section from primary strut to achieve desired strut length Install four 1 2 inch 13 mm set screws in holes provided and securely tighten Note Do not extend secondary strut section into red warning area Carefully pivot reflector as required and attach azimuth strut to U bracket using previ ously removed 3 4 x 4 1 2 inch 114 mm bolt lockwasher and nut Note Apply grease P N 49208 around bottom area of lower azimuth axis joint assembly P N 49629 before changing azimuth position of antenna Fine Adjustment Attach fine adjustment assembly between adjacent elevation strut sections as shown in Figure 76 using appropriate brackets U bolts brass hex nuts flat washers and threaded rod Securely tighten all adjustment assembly hardware Note Adjustment assembly may also be attached in alternate position shown depending on required elevation angle ALTERNATE 3 4 19mm MOUNTING POSITION FLATWASHERS 49712 3 A 10 BRACKET BRACKET HEX NUT BRASS THREADED 9956 67 U BOLT wee 9956 65 9956 65 U BOLT SCREWS U BOLT SET SCREWS ELEVATION STRUT Figure 76 Attach fine adjustment assembly between adjacent azimuth strut sections as shown in Figure 77 using appropriate brackets U bolts brass hex nuts flatwashers and threaded rod Securely tighten all adjustment assembly hardware Note Fine adjustment assem bly on azimuth strut should be positioned away f
17. steps provide the procedure for the back structure assembly CAUTION Reflector must remain on level supports positioned under center edge of each reflector segment with diameter setting bands in place during assembly of back structure Once back structure is attached and all bolts tightened reflector will be held in its assembled shape If back structure is added with reflector in distorted shape back structure will hold reflector in that shape If standing or walking on reflector becomes necessary concentrate major portion of body weight towards center of reflector panel Refer to back structure Figure 66 for positioning and orientation details Apply stick wax P N 200852 to A 325 bolt threads before installation to reduce fric tion see page 12 Note Do not attempt to tighten A 325 hardware prior to tensioning sequence in assem bly procedure 202447 TEE PLATE 300758 PIVOT BRACKET 300745 AE A E 202447 PIVOT BRACKET TEE PLATE ENS Aee 49438 49438 OMIT THIS 1 2 HARDWARE 300749 AT POSITIONS B D AND F ELEVATION AXIS BRACKET 202447 TEE PLATE 202444 RIB CONNECTING Figure 66 55 Installation Procedures Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 ES45T T Reflector Assembly Loosely attach tee plates P N 202447 and corresponding rib connecting plates P N 202444 to points B C D E and F Use A 325 x 1 in bolts flatwashers
18. tensioning sequence in assem bly procedure 202447 202447 TEE PLATE TEE PLATE 49427 PLATE E USE A 325 HARDWARE 1 2 x 1 1 4 32 mm 202447 BOLTS AND NUTS TEE PLATE THROUGHOUT BACKSTRUCTURE REAR VIEW Figure 34 32 Installation Procedures Step 2 Step 3 ES45T R Reflector Assembly Loosely attach tee plates P N 202447 to points B F and D on convex side of reflector as shown in Figure 35 Use A 325 Y x 1 in bolts flatwashers and nuts see page 12 Insert bolts from concave side of reflector Figure 35 Loosely attach plates P N 49427 to points A C and E on convex side of reflector Loosely attach two support angles P N 49438 to each of six plates as shown in Figure 36 Use A 325 2 x 1 in bolts flatwashers and nuts see page 12 Install bolts from concave side of reflector Angles should be installed with flat side towards back side of reflector Figure 36 33 Installation Procedures ES45T R Reflector Assembly Step 4 Loosely attach support angles P N 49436 to three tee plates P N 202447 as shown in Figure 37 Use A 325 Y x 1 in bolts flatwashers and nuts see page 12 Install bolts from concave side of reflector Angles should be installed with edge in and flat side away from reflector as shown Figure 37 Step 5 Loosely attach support angles P N 49438 from plates E and A to angle P N 49436 from tee plate F with pivot bracket
19. the reflector in the proper sequence See Figure 21 Figure 21 Step 3 Place reflector segment A B between two setting bands with concave side down as shown in Figure 22 Place reflector segment D E opposite panel A B E A a Figure 22 23 Installation Procedures ES45T R Reflector Assembly Step 4 Raise segments and hold while loosely attaching mounting ring hub P N 49965 to con vex side of center opening Use 20 capscrews lockwashers and nuts Insert capscrews from concave side of reflector segments Step 5 Loosely attach reflector segments A B and D E to diameter setting bands P N 49426 with edge joining plates P N 49424 and capscrew hardware as shown in Figure 23 Use 20 capscrews lockwashers and nuts Insert capscrews from concave side of reflector segments MATCH MARKINGS 49691 49965 MOUNTING RING HUB REFLECTOR SEGMENTS REFLECTOR SEGMENT CAPSCREW HARDWARE SIDE VIEW DIAMETER SETTING BAND TOP VIEW MATCH MARKINGS Figure 23 24 Installation Procedures ES45T R Reflector Assembly Step 6 Loosely attach segment A F to mounting ring hub diameter setting bands and segment A B using joining plates P N 49425 along reflector panel seam as pictured in Figure 24 Place spacers P N 200215 between first and third segments Insert 14 20 capscrews from concave side of reflector segments Figure 24 Step 7 Loosely attach joining plate P N 4
20. visu al inspection procedures on electromechanical equipment In addition to these standard procedures perform the following checks and visual inspections for the specific condi tions noted WARNING Care must be taken to avoid electrical shock Failure to heed warning could result in injury or death Check the main panel for illegible and indistinct panel markings Connect the detachable hand controller assembly local control for visible signs of damage such as cracked housing damaged connector bent pins cuts or damage to cable jacket insulation etc Examine selector switches for damage and proper actuation movement Inspect all wiring and cables for discoloration and burned insulation dirt breaks security of connection and other signs of deterioration Examine connections for dirt flux corrosion and mechanical defects Check for loose or broken lacing and cut brittle abraded frayed or cracked insulation Examine connectors for corrosion broken inserts and stripped threads Check con nector shells for distortion and dents and contact pins for bends misalignment or other deformities Check connector inserts for carbon tracking indicating arc over 74 Preventive Maintenance Antenna Check all electrical components for dirt chips cracks breaks discoloration or other signs of deterioration and damage A discolored blistered or burnt condition is evidence of overload Measure actual value of suspect elec
21. yo CK y FLATWASHERS AN Figure 8 Step 6 Apply a liberal amount of grease P N 49208 to azimuth axis support P N 49634 and corresponding underside of azimuth axis joint as shown in Figure 9 er S Figure 9 16 Installation Procedures Step 7 Tightly knot 40 ft rope to azimuth axis joint P N 300748 for hoisting to azimuth axis support P N 49634 Figure 10 Step 8 Station one installer on a ladder to hoist support assembly as at least one other installer walks the assembly into the upright position as shown in Figure 10 Step 9 Loosely fasten lower azimuth axis joint P N 300746 and upper azimuth axis joint P N 300748 to azimuth axis support P N 49634 as demonstrated in Figure 11 e Use 9956 1101 U bolts Y in lockwasher and 4 13 hex nuts S 17 Installation Procedures Step 10 Use a carpenter s level to level support assembly as indicated in Figure 12 Loosen U bolts to move support assembly up or down as needed to achieve level surface 3 Figure 12 Step 11 Tighten anchor bolts on rear pads and azimuth axis support base plate down using A 325 procedure See A 325 procedure for technique see page 12 Step 12 Loosely attach elevation strut P N 49766 to azimuth axis joint P N 300746 as shown in Figures 13 and 14 e Use x 3 in bolt lockwasher and nut Figure 13 1
22. 00215 200215 Shim 200215 Move Reflector Segment Shim in This Direction to Enable Hardware Installation at C T Move Reflector Segment in This Direction to Enable Hardware Installation at B 200215 Shim Rear View Foundation Pad Figure 28B 27 Installation Procedures ES45T R Reflector Assembly Step 12 Install last reflector panel C D by loosely attaching to diameter setting bands and mounting ring hub Loosely attach panel seam hardware as installer inside moves reflector segment to enable segment union Step 13 Loosely attach retaining bar P N 49997 to mounting ring hub P N 202429 Loosely attach center plate P N 49964 2 to concave side of reflector Insert capscrew hardware from plate concave side of reflector to retaining bar Step 14 Insert shim P N 200215 between each reflector segment around perimeter of reflector assembly Refer to Figure 28B Tighten setting band and joining plate hardware P N 49693 Refer to A Figure 31 X Figure 29 Steel Rule Line of Sight peace 0 0 Elevation peg Theodolite Transit or Laser Level Reflector Turn Back Approx 10 Feet 3 m AA Shim Stack Not 7 Shown for Clarity Pointed Measuring Rod 6 1 8 m Reflector Diameter Setting Band Temporary Support 12 Inch 300 mm Figure 30 28 Installation Procedures Reflector Leveling Procedure Step 1 Step 2 Step 3 Ste
23. 1 and 49072 using spacers P N 49059 and appropriate hardware P N 45980 6 Angles should be installed edge down with flat of angles facing upward Install sheaves P N 49087 at each end between support assemblies using pins P N 39527 with cotter pins P N 9958 6 Securely tighten support assembly hardware Attach entire support assembly to previously installed support tab assembly P N 49067 using appropriate hardware P N 45980 6 Loosely attach pick up assemblies P N 49064 to support and elevation pivot assembly P N 49635 as shown Use supplied U bolts with 1 2 inch 13 mm lockwashers and nuts Pick up assemblies are mounted with slanted tabs facing outward Loosely attach supports P N 49061 to corresponding tabs on support assemblies P N 49071 and 49072 using appropriate hardware P N 45980 1 Angles are installed edge down with flat of angles facing upward 39 Installation Procedures Step 7 Step 8 Step 9 Step 10 ES45T R Reflector Assembly Loosely attach support P N 49060 and remaining ends of supports P N 49061 to cor responding pick up assemblies P N 49064 using appropriate hardware P N 45980 1 Securely tighten all mounting hardware Ensure entire hoist assembly is centered on support and elevation pivot assembly P N 49635 Securely attach winch assembly P N 39532 to lower portion of azimuth axis support P N 49634 using supplied U bolts lockwashers and nuts as show
24. 8 Installation Procedures 3 4 X 3 1 2 89 MM BOLT LOCKWASHER AND NUT EVATION STRUT 300746 AZIMUTH AXIS JOINT Figure 14 Step 13 Determine required length of elevation strut to nearest degree increment of desired ele vation setting as specified in the Elevation and Azimuth Adjustments Section Adjust coarse setting by extending secondary and if necessary tertiary sections to length Install eight in set screws and securely tighten as pictured in Figure 15 CAUTION Do not extend secondary or tertiary struts into red warning areas d x s ig Figure 15 I NDREW 19 Installation Procedures Step 14 Loosely attach azimuth strut end bracket P N 49767 to universal block P N 49705 as shown in Figure 16 Use x 1 in bolts flatwashers and lockwashers 3 4 x 1 1 4 32 min BOLT FLATWASHER E AND LOCKWASHER 3 4 x 5 1 2 140mm BOLT LOCKWASHER AND NUT AZIMUTH STRUT END BRACKET 3 4 x 1 1 4 32 mm BOLT FLATWASHER AND LOCKWASHER E REAR ANCHOR PAD UNIVERSAL BLOCK Figure 16 Step 15 Loosely attach block to appropriate rear pad as based upon calculations in Appendix F to determine the mounting configuration of the azimuth strut shown in Figures 16 and 17 e Use x 5 in bolts lockwashers and nuts Figure 17 20 Installation Procedures Step 16 Step 17 Step 18 Step 19 Connect U bracket P N 49704 to appropriate connection
25. 9 Step 13 Install two U bolts at each pivot bracket of main triangle assembly Use 1 2 inch 13 mm lockwashers and nuts Securely tighten U bolts allowing for some reflector movement 41 Installation Procedures Step 14 Step 15 Step 16 Step 17 ES45T R Reflector Assembly Raise lower portion of reflector backstructure assembly and attach remaining end of ele vation strut to elevation axis bracket of main triangle assembly Use 3 4 x 4 1 2 in 114 mm bolt lockwasher and nut Mechanical means or fine adjustment assembly may be utilized to achieve elevation angles greater than 30 Set fine elevation and azimuth strut positions based on the procedure performed in the Elevation and Azimuth Adjustments section If fine alignment is not performed at this time continue the assembly procedure at Step 16 Securely tighten U bolts and elevation strut mounting hardware Remove both fine adjustment assemblies and store in a weather protected location for future use Continue with feed system and corresponding LNA installation You have now completed the attachment of the reflector to the tripod ground mount assembly If installing an ES45T R antenna advance to the Elevation and Azimuth Adjustments section for instructions on pointing your antenna to its satellite 42 Installation Procedures Elevation and Azimuth Adjustments Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 ES45T R Reflector
26. 9693 along A A seam inside reflector rim as shown in Figure 25 e Insert 14 20 capscrews from outside reflector rim MATCH MARKINGS REFLECTOR SEAM CAPSCREW HARDWARE TOP VIEW CAPSCREW HARDWARE ADJACENT REFLECTOR SEGMENTS MATCH SIDE VIE MARKINGS PAD 1 REAR VIEW Figure 25 25 Installation Procedures ES45T R Reflector Assembly Step 8 Loosely attach segment E F to mounting ring hub diameter setting bands and segments A F and D E with joining plates P N 49425 along reflector panel seams E E and F F Loosely attach joining plates P N 49693 on rim seams E E and F F as illustrated in Figure 26 Figure 26 Step 9 Station an installer inside reflector to finger tighten seam hardware and attach final pan els as pictured in Figure 27 Figure 27 26 Installation Procedures Step 10 Step 11 ES45T R Reflector Assembly Loosely attach reflector segment B C to mounting ring hub and diameter setting bands Use joining plates P N 49425 along B B panel seam and joining plate P N 49693 on B B rim seam Before last panel lift reflector and return temporary supports to initial measuring posi tion Have installer inside reflector ensure setting bands are uniformly taut at this point If not adjust level by adding shims until no segment of the reflector can bounce and set ting bands are uniformly taut as shown in Figure 28 200215 Shim Reflector Rib Segments 2
27. AN 510 DMHz RBW 1 OMH VvBwW 3 OMH Swe SO Oms Figure 6 After you have successfully acquired the satellite and all adjustments have been made the manual actuator should be removed The following steps provide the procedure for the proper removal of the manual actuator assembly Remove the manual actuator assembly by first removing the hardware securing the actuator to the base angle Note The adjustment kit assembly should be removed after the antenna has been adjusted Store the manual actuator assembly and the corre sponding hardware in a dry area for future use Remove the remaining clamp segments with the corresponding hardware After the antenna is pointed at the satellite tighten all azimuth and elevation setscrews to 35 foot pounds 72 Operation Preventive Maintenance Overview General Cleaning Electrical Parts This section contains periodic preventative maintenance instructions for the 4 5 Meter Earth Station Antenna Included in this section are inspection and preventative mainte nance procedures including cleaning and lubrication painting and an operational volt age current checkout procedure deemed within the capabilities of the average station technician Refer to applicable vendor manuals for any repair procedures not included in this section yet designated as capable of being performed in the field rather than requiring specialized facilities tools and or test equipment as well as technically tra
28. C1 Station two men inside reflector EF One man attaches subreflector to struts E One man supports subreflector O Tighten all strut hardware g O Attach feed assembly to main reflector hub Install OMT inside feed assembly 10 Getting Started Installation Procedures Overview Foundation Preparation This section provides installation procedures for the 4 5 Meter Andrew Earth Station Antenna The installation procedures include instructions on the following antenna com ponents Mount e Reflector Back Structure Reflector To Mount Assembly Subreflector Feed System Note All installation instructions for the antenna options are contained in the parts kit included in the shipment Before beginning the installation process on the ground mount assembly ensure that the foundation has been prepared Foundation 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 before the ship ment arrives by contacting the Customer Service Center Sweep foundation clean of any dirt or debris To ensure level smooth surface for mount remove excess concrete from shear caps and anchor bolts as shown in Figure 1 Figure 1 11 Installation Procedures A 325 Tensioning Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 During the installation process there are several references to t
29. C32 1 49208 SHC624 10 ounces 47497 SHC32 2 49208 SHC624 10 ounces 47497 Dry Moly Surface 207911 Lubricant Coverage Inspection requires checking for visible signs of oil leakage draining replacing and adding oil to ensure appropriate oil level requirements Excessively dirty oil will require fresh replacement If oil leakage is found to be excessive refer to appropriate trou bleshooting information and perform applicable corrective action Periodic inspection procedures can be less frequent after first or second scheduled inspections Initial oil change requirements include flushing gear boxes with a standard cleaning agent 81 Preventive Maintenance
30. Installation Operation and Maintenance Type ES45T 4 5 Meter ESA ANDREW i 4 5 Meter Earth Station Antenna Andrew Corporation Telephone 708 349 3300 Customer Service 24 hours U S A Canada Mexico 1 800 255 1479 10500 West 153rd Street FAX U S A 1 800 349 5444 U K 0800 250055 Republic of Ireland 1 800 535358 Orland Park IL U S A 60462 Internet http www andrew com F 15 August 2005 Other Europe 44 1592 782612 Copyright 2005 by Andrew Corporation Table of Contents Introduction INTTOUCION Uri AAA A AR a oa et oral tec Ye RRL tm ee na 3 Proprietary Datars a acne fats Rete Bete a 2 eel oe Mets eet Are ie ok he ha 4 Inf rmation and Assistance isn ee cists prat toa atar alee ial a arta oth asa oat eign aed ias 4 Notice ctrl aea satan RMR a rane tO hess nels ca suede ih aaNet cake A et eahth Ast ube see cto a 4 Technical ASSISTANCE io ist ate ne png add abt ate mange el o Tarh ata de es alta lta a aba Aoa taa wt cia Pe aia abate 4 How to Use This OVGIVIOW sino cot ra E A recta a Shed nS a om ote ce cnn ah rea eo hand ad Ce eS e 5 Manual Content A aNd asthe ala at a O Milan te beat Avon GAs dete Aa 5 Getting Started Overview sidan PMN AK Beton NA A A A o nc scat Mae coer acc 6 Warning Saa Ai es otra tl ti les Oi tes doe A tes 6 Recommended T00IS 0 00 ti AO A ane A Era a a A hobs rena date ble oe 7 Parts VOriliCAtonn cats dt A Satan sath A A 8 Reporting Equipment Loss or Damage
31. Installation Procedures ES45T T Reflector Assembly Step 7 Position measuring rod point down over temporary supports and on the flat portion of the aperture face as shown in Figures 62 and 63 using theodolite transit laser level carefully measure and record relative height of each of the 6 temporary support loca tions Note Measuring rod must be held in a vertical position during all measurements Step 8 From the recorded data determine the relative height of each of the locations as com pared to the highest measured location The differences between the highest location and a lower location will be the amount of shim material required to place between the reflector and the temporary support Step 9 Shim each location as required to level the reflector see Figure 63 Step 10 Continue to measure around antenna again recording the height of each location mea sured As before shim the low location points to be at the same elevation as the highest measured location Step 11 Continue to measure record compare and shim any low temporary support location points until all 6 temporary location points are within 0 030 inches 0 75 mm elevation from each other Step 12 Recheck the shim stacks required for leveling the reflector to ensure they are properly positioned and are adequately supporting the reflector Note As work continues on the reflector it is essential that the shim stacks remain in position through out this process Also
32. N AXIS West UP 4 B DOWN 2nd Side Lobe Peak Azimuth Axis East AZIMUTH AXIS EAST Figure 3 If the signal amplitude diminishes and does not increase position B to the level noted when the antenna was peaked on the side lobe the antenna is moving away from the main beam reverse the direction of the antenna movement From the original side lobe position position A the signal amplitude should now dimin ish to a null point at position C minimum amplitude showing only signal noise and then symmetrically increase again to the same level at position D as noted at position A At the null point position C the antenna is aligned with the alternate elevation axis If the antenna was peaked on a side lobe in the azimuth it was appropriately aligned with the elevation axis proceed with Step 6 If the antenna was peaked on a side lobe in ele vation it was appropriately aligned with the azimuth axis proceed with Step 6 moving the antenna in azimuth rather than elevation 70 Operation Step 6 Step 7 Step 8 Step 9 Move the antenna in elevation while observing the spectrum analyzer screen If the sig nal amplitude increases decreases and then increases again but to a lesser value the antenna is moving in the wrong direction reverse the direction of the antenna move ment From the original null point the signal level should decrease and increase alter nately but with an increasing amplitude until the trans
33. Pad Adjustment Step 1 Step 2 Step 3 Step 4 Step 5 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 to take current readings off each of the power conductors phases connect ed to the main terminal block at the bottom of the panel Record the current draw in the equipment log and compare the readings to the reference values entered in the installa tion acceptance check off If the readings differ significantly refer to the appropriate troubleshooting information and perform the applicable corrective action Then take volt age readings off each of the three conductors the readings should agree with each other within two percent Turn the ELEVATION switch to OFF Repeat the preceding step 5 with the ELEVATION DOWN UP switch in the alternate operating position Repeat steps 3 through 6 with the Az El speed in the SLOW position If all voltage and current readings are within tolerance turn the primary power discon nect switch OFF Then close and lock the outer local motor controller door Disconnect the hand held controller to return antenna control to studio The bearing pad within the pedestal mount adjustment rods bolts require yearly adjust ment and verification of torque value With the antenna at zenith 90 degrees follow the procedures presented below Loosen jam nuts on all rods bolt
34. a Satellites se nen Shek ek Os See A ae Pee A ae ete dd 68 Manual Actuator Assembly Removal 72 Preventive OVER at ee ATE nat neem cok to Dee teeter se eta carr ial noha ha 73 Preservation of Component Parts 0 0 0 2c tee eee 79 disposal instructions ANDREW DO NOT DISCARD CONTENTS The product in this packaging was placed in the market after August 13 2005 Its components must not be discarded with normal municipal or household waste HS Contact your local waste disposal agency for recovery recyeling or Table of Contents Introduction Like all Andrew earth station antennas the 4 5 meter earth station antenna provides high gain and exceptional pattern characteristics The electrical performance and excep tional versatility provides the ability to configure the antenna with your choice of trans mit receive as well as receive only and for either linearly or circularly polarized C Band linearly polarized Ku Band Hybrid C Ku Band or X Band operation Both pedestal and tripod mount types are available motorization for pedestal only The versatility is pro vided at the time of initial purchase as well as in the future as your satellite communi cations requirements evolve This manual covers the manual Tripod only The segmented aluminum reflector panels are precision formed for accuracy and strength The 6 piece reflector panel design ensures that the assembled reflector will maintain the extreme
35. ad Clear debris from area and place plastic sheeting from packing crate as shown in Figure 22 Step 2 Arrange the six diameter setting bands P N 49426 and temporary supports as shown in Figure 20 Note Proper orientation of reflector top bottom will ease reflector assembly e Tighten 1 20 hardware at connection of bands to a snug fit Reflector should be assembled in front of foundation pad with bottom of reflector 3 ft from pad Supports should be 6 8 in high Tie three string levels to opposing sets of blocks across diameter of circle Adjust supports with shims until strings are level and lightly touch at center of circle Once supports are level remove strings Move supports 12 in radially away from circle carefully maintaining orientation and height for later reuse THEN MOVE HERE TOP eS LEVEL 49426 HERE DIAMETER SETTING gt BAND ASSEMBLY en REFECTOR ORARY a SEGMENT ORTS a CAPSCREW SN et athe ageaijagg6s i Zu MOUNTING RING dr We 12 f HYS 1 Sa p a Hy gt TS P 7 p Li E i RV i HARDWARE Ke ee FOUNDATION PAD 49426 DIAMETER NG SETTING __ BAND TOP VIEW Figure 20 NDREW 22 Installation Procedures ES45T R Reflector Assembly Note All six reflector segments are identified individually by a two letter designation A B D E etc Locate the markings on the reflector segments in order to assemble
36. and nuts see page 12 Insert bolts from concave side of reflector CAUTION Do not install A 325 x 1 in hardware in center hole of rib connecting plates P N 202444 at positions B D or F only Loosely assemble two support angles P N 49438 to pivot bracket P N 300758 Attach opposite ends of support angles to tee plates P N 202447 at points A and E Angle should be installed with edge up and flat of angle toward reflector Loosely attach support angle P N 49436 from tee plate at F to pivot bracket P N 300758 Angle should be installed edge down with flat of angle away from reflector Loosely assemble two support angles P N 49438 to pivot bracket P N 300745 Attach opposite ends of support angles to tee plates P N 202447 at points A and C Angles should be installed edge up with flat of angle toward reflector Loosely attach support angle P N 49436 between tee plate at point B and pivot brack et P N 300745 Angle should be installed edge down with flat of angle away from reflector Loosely attach support angle P N 49437 between pivot brackets P N 300745 300758 Angle should be installed edge down with flat of angle away from reflector Loosely assemble support angles P N 49438 to elevation axis bracket P N 49429 2 Attach opposite ends of support angles to tee plates at points C and E Angles should be installed edge up with flat of angle toward reflector Loosely attach support angle
37. anels designed for accu rate strength and ensures a reliable surface contour that provides exceptional operating characteristics in C X or Ku frequency bands Reflector should be assembled on a clear flat area in front of the foundation pad Clear debris from area and place plastic sheeting from packing crate as shown in Figure 56 Arrange diameter setting band assembly P N 49612 and temporary supports as shown in Figure 54 Tighten 4 20 hardware at center connection until snug Reflector should be assembled in front of foundation pad with bottom of reflector 3 ft from pad Temporary supports should be 6 8 in high Tie three string levels to opposing blocks across diameter of circle Adjust supports with shims until strings are level and lightly touch at center of circle Once supports are level remove strings Move supports 12 in radially away from circle carefully maintaining orientation and height for later reuse Figure 54 46 Installation Procedures Step 3 Step 4 ES45T T Reflector Assembly Note All six reflector segments are identified individually by a two letter designation A B D E etc Locate the markings on the reflector segments in order to assemble the reflector in the proper sequence See Figure 55 Figure 55 Place reflector
38. anical equipment In addition to these procedures perform the following checks and visual inspections for the specific conditions noted Inspect all wiring and cables particularly the network to enclosure and enclosure to mount interfaces for discoloration and burned insulation moisture entry corrosion dirt breaks security of connection and other signs of deterioration Examine connections for dirt corrosion and mechanical defects Check for loose or broken lacing and cut abrad ed frayed brittle and cracked insulation Examine connectors for corrosion broken inserts and stripped threads Check con nector shells for distortion and dents and contact pins for bends misalignment or other deformities Check connector inserts for cracks carbon tracking burns or charring indi cating arc over 75 Preventive Maintenance e Check all electrical components for dirt cracks chips breaks discoloration and other signs of deterioration and damage A discolored blistered or burnt condition is evidence of overload Operate the azimuth and elevation drives as well as the feed rotation in both the plus and minus direction from the local control motor drive controller at least once every three months during antenna down time Check the mechanical limit switches provided at the end points stop antenna and feed movement and limit travel to prevent structural interference and damage Check the mechanical limit switches for corrosion and
39. at the door seals are intact not torn abraded or otherwise damaged Check that all other seals are intact and if not use a coating of RTV 108 sili cone rubber sealant to seal any exposed electrical fitting bolt hole or other possible water entry to electrical components in order to maintain a weatherproof condition If the enclosure is provided with a vent fan check for free operation of the fan blade The fan bearings are permanently lubricated any binding abnormal noise or vibration necessi tates replacement of the fan assembly Check and replace the fan filter element if it appears dirty or obstructed with dust Check for the appearance of surface lubricants that will cause the accumulation of dirt and grime Clean off all excess surface lubricants with a cloth and if required a cloth dampened not wetted with trichlorethylene or equal Visually inspect all mechanical parts for freedom of operation with no misalignment binding or interference Check all cabling for sufficient slack to prevent cable strain as well as adequate restraint to prevent abrasion or chaffing during antenna and feed movement 76 Preventive Maintenance Drive System Voltage and Current Checks Step 1 Step 2 Step 3 Step 4 Check security of antenna mounting and interconnecting assembly hardware Be cer tain all electrical grounding connections including cross axis grounding straps and intact and secure not corroded or broken Tho
40. ation at least two installers at reflector rim to provide temporary reflector support while third installer loosens two U bolts on each end of ele vation pivot assembly P N 49635 and removes 3 4 x 4 1 2 inch 114 mm bolt lock washer and nut connecting elevation strut to bottom of main triangle assembly Carefully lower reflector to vertical position Determine required length of elevation strut to nearest degree increment of desired ele vation setting Adjust coarse elevation setting by withdrawing secondary and if neces sary tertiary strut sections from primary strut to achieve required strut length Install eight 1 2 inch 13 mm set screws in holes provided and securely tighten Note Do not extend secondary or tertiary strut sections into red warning areas Carefully raise reflector and attach elevation strut to bottom of main triangle assembly using previously removed 3 4 x 4 1 2 inch 114 mm bolt lockwasher and nut Note Mechanical means or fine adjustment assembly may be used to achieve elevation angles greater than 30 Coarse Azimuth Adjustment Loosen to U bolts on both upper P N 49630 and lower P N 49629 azimuth axis joints Remove 3 4 x 4 1 2 inch 114 mm bolt lockwasher and nut connecting azimuth strut to U bracket P N 49704 63 Installation Procedures Step 6 Step 7 Step 8 Step 9 ES45T T Reflector Assembly Determine required length of azimuth strut to nearest degree increment of desired azimuth
41. b sequent measurements Position measuring rod point down over temporary supports and on the flat portion of the aperture face as shown in Figures 30 and 31 using theodolite transit laser level carefully measure and record relative height of each of the 6 temporary support loca tions Note Measuring rod must be held in a vertical position during all measurements From the recorded data determine the relative height of each of the locations as com pared to the highest measured location The differences between the highest location and a lower location will be the amount of shim material required to place between the reflector and the temporary support 29 Installation Procedures Step 9 Step 10 Step 11 Step 12 Step 13 Feed Strut Assembly Step 1 Step 2 ES45T R Reflector Assembly Shim each location as required to level the reflector see Figure 31 Continue to measure around antenna again recording the height of each location mea sured As before shim the low location points to be at the same elevation as the highest measured location Continue to measure record compare and shim any low temporary support location points until all 6 temporary location points are within 0 030 inches 0 75 mm elevation from each other Recheck the shim stacks required for leveling the reflector to ensure they are properly positioned and are adequately supporting the reflector Note As work continues on the reflector it
42. ceive 4 5 Meter ESA with a tripod mount Refer to Foundation Specifications for guidance in preparing the location and the instal lation of the 4 5 Meter Earth Station Antenna foundation E Mount azimuth axis support and rear anchor pads Connect support angles Attach support and elevation pivot assembly to support angles C Attach support angles to azimuth axis joint Hoist support and pivot elevation pivot assembly Fasten azimuth axis joints to azimuth axis support Attach elevation strut to azimuth axis joint O Attach azimuth strut to appropriate rear pad au Remove protective covering from crate Pry top crate panel off Pry sides off crate Pry front off crate Unbolt reflector panels from bottom of crate Prepare assembly area with diameter setting bands and temporary supports Lay reflector segments on prepared assembly area Attach opposite segments to mounting ring hub and diameter setting bands Attach remaining segments to mounting ring hub and original panels Attach seam hardware to panels Attach retaining bar to mounting ring hub Tighten joining plates in concentric circles around reflector Attach feed strut brackets and feed struts QUOQUOUOO Attach tee plates to reflector Attach plates to reflector Attach support angles to tee plates Attach support angles to plates E Connect tee plates and plates with pivot brackets E Connect tee plates with elevation axis bracket E Connect pivot brackets to elevation axis bracke
43. ck ing the unit make a written request for an inspection by the carrier s agent then file a claim with the carrier since such damage is most likely the carrier s responsibility After opening your shipment you should take inventory of the parts immediately Check each item received in you shipment against the packing slip included with the shipment If any items are missing please notify Andrew Corporation immediately by contacting the Customer Service Center at one of the phone numbers listed Andrew Corporation tries to ensure that all items arrive safe and in working order Occasionally despite these efforts equipment is received that is not in proper working condition When this occurs and it is necessary to return the equipment to Andrew Corporation for either repair or replacement return can be expedited by using the fol lowing procedure Call the Andrew Customer Service Center and request a Return Material Authorization RM number as well as the address to which you should forward the material s Tag or identify the defective equipment noting the defect or circumstances Also be sure to write the RM number on the outside of the carton It would be helpful to refer ence the Andrew sales order and purchase order number as well as the date the equip ment was received Pack the equipment in the original container with protective packing material If the origi nal container and packing material are no longer available pack
44. connect as applicable the RF transmitter and all power supplies The main disconnect switch in the main load center box at the antenna site must be in the ON position and the detachable hand held controller assembly must be plugged in Open the outer local control motor drive controller door at the antenna site to gain access to the conductors supplying power to the azimuth elevation and polarization drive motors Turn the primary power disconnect switch to the ON position Turn the Az El speed switch to the FAST position Turn the AZIMUTH EAST WEST switch to either position and while the antenna is rotating carefully use a clamp on ammeter in accordance with the ammeter manufacturer s instructions to take current readings off each of the power conductors phases connected to the main terminal block at the bottom of the panel Record the current draw in the equipment log and com pare the readings to the reference values entered in the installation acceptance check off If the readings differ significantly refer to the appropriate troubleshooting information and perform the applicable corrective action Then take voltage readings off each of the three conductors the readings should agree with each other within two percent Turn the AZIMUTH switch to OFF Repeat preceding step 3 with the AZIMUTH EAST WEST switch in the alternate oper ating position 77 Preventive Maintenance Step 5 Step 6 Step 7 Step 8 Pedestal Mount Bearing
45. e elevation angles greater than 300 62 Installation Procedures Eleva Step 15 Step 16 Step 17 tion and Azimuth Adjustments Step 1 Step 2 Step 3 Step 4 Step 5 ES45T T Reflector Assembly Set fine elevation and azimuth strut positions based on the procedure performed in the Elevation and Azimuth Adjustment section If fine alignment is not performed at this time continue the assembly procedure at Step 16 Securely tighten U bolts and elevation strut mounting hardware Remove both fine adjustment assemblies and store in a weather protected location for future use Continue with feed system and corresponding LNA installation You have now completed the attachment of the reflector to the tripod ground mount assembly Proceed to the Elevation and Azimuth Adjustments section for instructions on pointing your antenna to its satellite Proper antenna pointing requires specific coarse and fine elevation and azimuth strut length adjustments which can be determined using the graphs provided in Appendix F Adjustable azimuth and elevation struts are initially set in coarse setting as near as pos sible to pre determined lengths Fine elevation and azimuth settings are accomplished with threaded rod on elevation and azimuth struts CAUTION Never loosen strut set screws and fine adjustment assembly U bolts simultaneously Doing so may result in severe bodily harm and equipment damage Coarse Elevation Adjustment St
46. ecurely tighten eight U bolts on elevation pivot assembly and upper and lower azimuth axis joints Remove both fine adjustment assemblies and store in weather protected location for future use You have now finished aiming your antenna at the desired satellite Proceed to the feed support installation section for instructions on assembling and attaching the feed support assembly to the reflector 44 Installation Procedures Feed Support By now you can see that your installation of the 4 5 Meter Earth Station Antenna is Assembly almost complete The feed system is the last phase of the base installation described in this manual Note All antenna options such as feeds shields anti icing etc possess installation instructions within the individual kits contained in the shipment Step 1 Attach feed struts to 222930 feed support as shown in Figures 52 and 53 Use 3 8 x 2 in bolt lockwasher and nut Step 2 Install supplied feed system according to installation instructions provided with applica ble feed system Figure 52 MOUNTING ANGLES SUPPLIED WITH REFLECTOR ASSEMBLY HARDWARE KIT 0 575 16UNC HEX NUT 0 375 LOCKWASHER 0 375 16UNCx2 0LG HEX BOLT FEED SUPPORT FEED STRUT SECTION A A TYPICAL ASSEMBLY Figure 53 45 Installation Procedures ES45T T 1 Reflector Step 1 Step 2 ES45T T Reflector Assembly The ES45T T 1 reflector is composed of six precision formed p
47. ed personnel to verify proper installation maintenance and condition of equipment as described in Preventative Maintenance The basic equipment and accessories are either manufactured or design controlled by Andrew Corporation The prerequisite information necessary for the 4 5 Meter Earth Station Antenna can be found in this section Furthermore this section should be reviewed before performing the installation operation or maintenance Warnings recommended tools and the anten na parts can be verified and or determined with such a review When installing the 4 5 Meter Earth Station Antenna be conscious of the warnings pre sented below For further information or clarification of this information contact the Customer Service Center at one of the phone numbers listed The warnings are as fol lows 1 Electrical shock from voltages used in this antenna system may cause personal injury or death Prior to making any electrical connections or performing maintenance or repair ensure that the power is removed Electrical connections should only be made by qualified personnel in accordance with local regulations 2 Installation of antenna 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 belts with at least one preferably two lan yards 3 Never stand underneath any object while it is being lifted 4 Always wear a
48. ed support making sure feed support is firmly seated against collar You have now completed the feed installation for your Earth Station Antenna Refer to the appropriate section for the calculations necessary for antenna pointing 66 Installation Procedures Medium Modular Refer to bulletin 237151C for Installation Instructions Mount 67 Operation Overview Acquiring A Satellite Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 After you have completed the assembly of your antenna you are now ready for it to become operational In order to operate the earth station antenna you will need to direct it to the desired satellite adjusting both the elevation and azimuth angles appropriately The following procedures provide details on how to correctly position your antenna on the desired satellite Follow the procedures listed below when acquiring the desired satellite Note Ensure that the feed system and all electronics are installed properly before proceeding Evaluate and determine the required elevation and azimuth angles for the satellite of interest Steps 2 through 6 are for Pedestal Mounted Antenna Only Loosely attach the manual actuator assembly P N 207882 to the elevation strut as shown in Figure 100b using the appropriate hardware Note The drain hole should be positioned downward for proper water drainage Ensure that the locking strut support setscrew is firmly tightened on the strut as
49. ensure that diameter setting bands are taut and evenly tensioned If not check to ensure proper leveling of temporary supports Step 13 With the reflector level tighten seam hardware starting at the outer perimeter of match marked position A A and continue this procedure around reflector in concentric circles while progressing inward toward reflector center Note Near center area it may Reflector Center become necessary to push down on mounting ring hub to narrow segment gap before Plate Assembly tightening hardware Step 1 Install center plate P N 49964 2 over reflector center opening and retaining bar P N 49997 behind reflector center opening as shown using supplied capscrew hardware as shown in Figure 64 Reflector 1 4 x 1 1 2 38 mm i Screw Flatwashers 202429 Y Nut and Locknut Mounting Ring ox Nylon Hub 49964 2 49997 Center Pad Retaining Bar Toward Feed Je Window Capscrew Hardware 1 4 x 1 1 2 38 mm p Screw Flatwashers 49929 2 Nut and Locknut W Center Pad Nylon a Reflector Figure 64 ANDREW 53 Installation Procedures Step 2 Feed Strut Assembly Step 1 Step 2 ES45T T Reflector Assembly Position white surface of center pad toward feed window and attach pad to center plate using supplied Y x 1 in nylon screw flatwashers and nuts Install flatwashers under both screw head and corresponding nut as shown in Figure 64 Tighten mounting hard ware allowing only sli
50. from outside perimeter of reflector see Figure 62 Line of Sight 0 0 Elevation Steel Rule 209 0108 nen Pointed Measuring Rod Increment 6 1 8 m E Reflector Theodolite Transit or ach t kaser LEVEI ba Diameter Setting Band Approx 10 Feet 3 i ca Shim Stack Not Shown for Clarity ES Temporary Support 12 Inch 300 mm Figure 62 Step 3 Level theodolite transit laser level If using theodolite position view scope at 0 0 degrees elevation lock down elevation adjustment Step 4 Site through theodolite transit to determine where on measuring rod to place steel rule onto rod to allow visibility of steel rule through theodolite transit laser level at all 6 six measurement locations around reflector Securely fasten both ends of steel rule to mea suring rod with adhesive tape see Figure 62 Step 5 Temporary supports should be positioned as shown in Figure 63 close to but not inter fering with diameter setting bands Step 6 Referring to Figure 63 mark the measuring location at each of the six temporary sup port locations with a small dot use felt tip marker to be used as reference point in sub sequent measurements Reflector Turnback Outside Edge of Reflector Diameter Setting Band Hidden Setting Band Reflector Seam Hardware 2 Seam Hardware Not Shown for Clarity Shim Stack as required Measurement Location Directly Above Shim Stack Temporary Support Figure 63 52
51. ght compression 0 060 max of center pad material Use remain ing nylon nuts as locknuts and distort excess screw thread to prevent disassembly Loosely attach corresponding feed strut brackets P N 49694 49695 to concave side of reflector at points B C E and F as shown in Figure 65 Use A 325 Y x 1 in bolts flatwashers and nuts see page 12 Insert bolts from concave side of reflector 3 8 x 2 1 4 Bolt Lockwasher Side View Struts 49694 49695 Feed Strut Brackets 49694 Feed Strut 49695 Feed Strut Bracket Bracket Feed Strut Bracket Feed Strut Bracket Secure Feed Feed Struts Front View Struts Together align over setting Figure 65 Pass feed struts P N 221491 1 to installer underneath for attachment to feed strut brackets e Use 3 8 x 2 in bolts lockwashers and nuts Secure feed struts together at center after attachment to feed strut brackets You have now completed the assembly of the ES45T T 1 reflector The next step in the installation is the assembly of the back structure which begins in the next section 54 Installation Procedures ES45T T 1 Back Structure Step 1 ES45T T Reflector Assembly The back structure assembly attached to the rear of the reflector The back structure provides stability for the reflector and maintains the parabolic accuracy of the dish Before assembling the back structure verify that the appropriate parts are present The following
52. he A 325 hardware ten sioning procedure The A 325 hardware must be properly tensioned to avoid slippage between bolted surfaces under high loads Slippage can cause the corresponding assembly to move causing antenna misalignment When designated the A 325 hard ware should be tightened according to the following tensioning procedure Note Tensioned bolts are for final connections only and should not be loosened for reuse Lubricate the bolt threads with the provided stick wax to reduce friction Insert the bolt and add a flat washer if required Do not allow wax under the flat washer Add the nut and finger tighten After the connections are complete 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 is final and is not intended to be loosened again Note If the bolts are loosened after Steps 5 and 6 discard and replace with new hard ware Using a felt tip marker mark the nuts and the ends of the bolts with a straight line as shown in Figure A 325 Tighten the nuts further with an extra long wrench until the nuts are moved 1 3 turn 120 degrees as shown in Figure 1a for bolt lengths shorter than four diameters and 1 2 turn 180 degrees as shown in Figure 1b for bolt lengths longer than four diameters Use Felt Marker Use Felt Marker FP S O O AS s 4 Before After Bef
53. idue Allow the clean sur face to dry thoroughly before painting Paint the cleaned surface with a zinc rich paint The paint can be applied with a brush roller or pressurized spray If necessary thin the paint with the appropriate thinner to the proper consistency Thoroughly paint over the cleaned surface and blend with the existing painted surface For long life and trouble free operation be certain no to extend the lubrication schedule beyond the frequency recommended in Table 1 The frequency should be shortened if the antenna is subjected to an adverse environment e g high temperature extended periods of rainfall high humidity dust storms etc Any component or part should be immediately be lubricated if during inspection or operation rough jarring or intermittent motion is noted or if squeaky or other unusual noises are heard Lubrication is required on all metal to metal rolling or sliding parts Use the lubricants recommended Do not over lubricate Over lubrication can often be as damaging as under lubrication Prior to 79 Preventive Maintenance Jackscrews Motors Gear MotorlHousing Fill Drain Requirements the application of lubricant to any parts use a clean cloth and or bristle brush and remove any old lubricant to prevent an excessive build up Remove indicated access plugs from square tube weldment and apply lubricant to panning frame tube assembly and corresponding thrust pads Securely replace access plugs in
54. ined personnel An operational checkout procedure provides an accurate indication of the overall earth station performance and should be performed at intervals of approximately three months This procedure is essentially performed during the various modes of normal operation of the earth station In addition the operational checkout procedure should be performed after any repairs or adjustments have been made or whenever the earth sta tion is suspected of degraded operation If any discrepancy in performance exists and the condition cannot be readily remedied to return the earth station to a proper operating condition the appropriate troubleshooting procedures should be referenced to locate the fault After the trouble is determined and the repairs effected a final operational check out procedure should be performed to verify that all discrepancies have been corrected The following paragraphs describe the inspection and preventative maintenance proce dures for the earth station These instructions include general cleaning and inspection the preservation of metal parts and the lubrication of moving parts Periodic replacement of assemblies or components as a preventative measure is not required Malfunctions of the earth station can be traced to components assemblies and parts through the use of applicable troubleshooting procedures To prevent the excessive accumulation of dust and dirt as well as the removal of such contaminants thoroughly
55. ing previously removed 3 4 x 4 1 2 inch 114 mm bolt lockwasher and nut Note Mechanical means or fine adjustment assembly may be used to achieve elevation angles greater than 30 Coarse Azimuth Adjustment Loosen to U bolts on both upper P N 49630 and lower P N 49629 azimuth axis joints Remove 3 4 x 4 1 2 inch 114 mm bolt lockwasher and nut connecting azimuth strut to U bracket P N 49704 Determine required length of azimuth strut to nearest degree increment of desired azimuth setting Adjust coarse azimuth setting by withdrawing secondary strut section from primary strut to achieve desired strut length Install four 1 2 inch 13 mm set screws in holes provided and securely tighten Note Do not extend secondary strut section into red warning area Carefully pivot reflector as required and attach azimuth strut to U bracket using previ ously removed 3 4 x 4 1 2 inch 114 mm bolt lockwasher and nut Note Apply grease P N 49208 around bottom area of lower azimuth axis joint assem bly P N 49629 before changing azimuth position of antenna 43 Installation Procedures Step 8 Step 9 Step 10 Step 11 Step 12 Step 13 Step 14 ES45T R Reflector Assembly Fine Adjustment Attach fine adjustment assembly between adjacent elevation strut sections as shown in Figure 50 using appropriate brackets U bolts brass hex nuts flat washers and threaded rod Securely tighten all adjustment assembly hardware Note
56. lling the reflector to the mount using a crane Ensure all connections on reflector and back structure are tight Wrap crane straps around support angle between pivot brackets as illustrated by Figure 67 Hoist reflector slightly off ground to remove diameter setting bands 57 Installation Procedures ES45T T Reflector Assembly Step 3 Crane should place reflector so that pivot brackets align with support and elevation pivot assembly as shown in Figure 68 Figure 68 Step 4 Attach pivot brackets to support and elevation pivot assembly with U bolts P N 9956 65 in lockwashers and 13 hex nuts as shown in Figures 69 and 70 EA Figure 69 58 Installation Procedures ES45T T Reflector Assembly MAIN TRIANGLE ASSEMBLY PIVOT ELEVATION AXIS BRACKET BRACKET 3 4 x 4 1 2 114 mm BOLT LOCKWASHER AND NUT U BOLTS 49635 SUPPORT AND ELEVATION PIVOT ELEVATION ASSEMBLY STRUT TOP VIEW Figure 70 Figure 71 Step 5 Attach remaining end of elevation strut to elevation axis bracket of main triangle assem bly as shown in Figures 71 and 72 e Use x 4 in bolt lockwasher and nut Figure 72 You have now completed the attachment of the reflector to the tripod ground mount assembly Proceed to the Elevation and Azimuth Adjustments section for instructions on pointing your antenna towards the desired satellite 59 Installation Procedures Reflector To Mount Assembl With Hoist Kit
57. ly accurate surface contour and guaranteed performance without reflector alignment The versatile tripod mount features 164 of coarse azimuth coverage in four overlapping ranges and 90 coarse elevation adjustment This large range of adjustment provides the ability to view geostationary satellites from horizon to horizon from any location within the continental United States The broad mount leg spacing enable efficient load transfer to the foundation providing additional mount rigidity The motorizable pedestal mount features self aligning bearings for the elevation pivots resulting in zero backlash This mount can be operated manually but has the potential to be upgraded for motorized operation including steptracking Smartrack applications The motorizable mount type is indicated by the ES45MP or ES45MPJ letters within the antenna type number The addition of the letter J within the antenna type number indi cates that the mount includes azimuth elevation machine jackscrews instead of corre sponding azimuth and elevation strut assemblies The azimuth elevation jackscrews are equipped for integration with the optional motor drive systems A manual pedestal mount is also available It provides the same strong and versatile combination of mechanical features as the motorizable version except that the elevation and azimuth axes are locking types instead of bearing mounted types This mount type is always equipped with manual
58. n in Figure 48 Keep winch cable aligned with sheaves 49087 SHEAVES 13 43909 330 mm CHOKER ELEVATION STRUT FOAM PADDING Figure 48 Begin releasing winch cable Route cable through both sheaves allowing sufficient cable length to reach top of main triangle assembly on reflector backstructure Route P N 43909 or customer supplied 18 foot 5500 mm choker assembly behind both pivot brackets of main triangle assembly as shown Attach end of choker to winch or crane cable hook Distance between choker winch connection and top of main triangle assembly should be approximately 13 inches 330 mm 40 Installation Procedures ES45T R Reflector Assembly Step 11 Remove small portion of foam padding from reflector packing crate and install under bottom portion of reflector assembly to prevent reflector damage during hoisting proce dure Position man at bottom of reflector backstructure to guide assembly during hoist ing procedure Step 12 Hoist reflector backstructure assembly to vertical position until upper joints of main trian gle assembly contact pipe and straddle two locator bars on support and elevation assembly P N 49635 as shown in Figure 49 MAIN TRIANGLE ASSEMBLY PIVOT BRACKET 49635 SUPPORT AND ELEVATION PIVOT ASSEMBLY TOP VIEW ELEVATION AXIS BRACKET 3 4 x 4 1 2 114 mm BOLT LOCKWASHER AND NUT ELEVATION STRUT Figure 4
59. ndation Pad Figure 58 Loosely attach segment E F to mounting ring hub diameter setting bands and seg ments A F and D E with joining plates P N 49424 on panel seams E E and F F Loosely attach joining plates P N 49693 on rim seams E E and F F 49 Installation Procedures ES45T T Reflector Assembly Step 9 Station an installer inside reflector to finger tighten seam hardware and attach final pan els as shown in Figure 59 Figure 59 Step 10 Loosely attach reflector segment B C to mounting ring hub and diameter setting bands Use edge joining plate P N 49424 on B B panel seam and joining plate P N 49693 on B B rim seam Step 11 Before attaching last panel lift reflector and return temporary supports to initial measur ing position Have installer inside reflector check tension on diameter setting bands If not uniformly taut adjust level by adding shims until no segment of the reflector can bounce and bands are uniformly taut as shown in Figure 60 Figure 60 50 Installation Procedures Step 12 Step 13 Step 14 Step 15 Step 16 Reflector Leveling Procedure Step 1 ES45T T Reflector Assembly Install final reflector panel C D by loosely attaching to diameter setting bands and mounting ring hub Loosely attach panel seam hardware as installer inside moves reflector segment to enable segment union Begin attaching corresponding reflector rib segments at match marked position A A using reflector
60. nder the following technical headings How to Use Describes the manual s purpose content and communications aids This Manual Additionally this section lists the related documentation for the 4 5 Meter Earth Station Antenna Getting Provides the preliminary information needed to perform a successful Started installation This section should be reviewed prior to the installation The warnings recommended tools parts verification instructions on report ing lost or damaged equipment and installation checklist are located in this section Installation Provides the procedures for the different phases of a 4 5 Meter Procedures Earth Station Antenna base installation This section will help you easily find requirements for an individual task as well as display the sequence for each tasks execution Operation Describes the controls functions and general operating procedures required for proper operation of the 4 5 Meter Earth Station Antenna Maintenance Describes preventative maintenance procedures that are required to maintain proper functional operation of your new Andrew Earth Station Antenna 5 How to Use This Manual Getting Started Overview Warnings The installation operation and maintenance of the 4 5 Meter Earth Station Antenna requires qualified personnel Andrew installation operation and maintenance instructions are illustrated for such personnel Additionally the antenna should be inspected by qual ifi
61. ore After Tensioning Tensioning Tensioning Tensioning For Bolts Shorter Than 4 Diameters For Bolts Longer Than 4 Diameters Figure 1a A 325 Tensioning Figure 1a A 325 Tensioning Note Do not perform A 325 tensioning procedure during assembly process unless specifically designated by installation instructions Final tightening will occur after mount is fully assembled 12 Installation Procedures Tripod Mount The three point mount in an elevation over azimuth configuration optimized for geosta tionary satellite applications The mount enables standard elevation ranges from 2 62 and 33 90 with high look strut configuration Azimuth range is 82 Fine adjustment is provided in both azimuth and elevation An example of the assembled tripod mount is provided in Figure 2 Figure 2 Before assembling the mount verify that all parts are present Follow the subsequent procedures for proper installation of tripod ground mount assembly Step 1 Loosely attach azimuth axis support P N 49634 and rear anchor pads P N 300747 to foundation pads Refer to Figures 3 and 4 e Use 10 x 1 in hex nuts and washers Figure 3 NDREW 13 Installation Procedures 49634 AZIMUTH AXIS SUPPORT Step 2 47430 ANCHOR BOLT 1 2 BOLTS AND NUTS 3 4 10 HEX NUTS FLAT WASHER 46560 2 SPACERS ANCHOR PAD FOUNDATION PAD 300747 REAR ANCHOR PAD 49624 SUPPORT ANGLES 300747 REAR ANCHOR PAD
62. p 4 Step 5 Step 6 Step 7 Step 8 ES45T R Reflector Assembly Position 6 temporary supports near panel seams exactly as shown in Figure 29 Note Temporary supports should be large enough to adequately support the reflector and strong enough to easily support reflector weight without compressing Position theodolite transit or laser level about 10 feet 3m from outside perimeter of reflector see Figure 30 Level theodolite transit laser level If using theodolite position view scope at 0 0 degrees elevation lock down elevation adjustment Site through theodolite transit laser level to determine where on measuring rod to place steel rule onto rod to allow visibility of steel rule through theodolite transit at all 6 six measurement locations around reflector Securely fasten both ends of steel rule to mea suring rod with adhesive tape see Figure 30 Temporary supports should be positioned as shown in Figure 31 close to but not inter fering with diameter setting bands Reflector Turnback Outside Edge of Reflector Diameter Setting Band Hidden Setting Band Hardware 2 Reflector Seam Shim Stack Seam Hardware Not Shown for Clarity as required Measurement Location Temporary Above Shim Stack Support Figure 31 Referring to Figure 31 mark the measuring location at each of the six temporary sup port locations with a small dot use felt tip marker to be used as reference point in su
63. plate Use A 325 x 1 in bolts flatwashers and nuts see page 12 74 Figure 18 Determine required length of azimuth strut to nearest degree increment of desired azimuth setting as specified in the Elevation and Azimuth Adjustments Section Adjust azimuth setting by withdrawing secondary strut to achieve necessary length Install four 2 in set screws and securely tighten as demonstrated in Figure 19 Connect one end of azimuth strut P N 49767 to connection plate with U bracket P N 49704 as indicated in Figure 18 e Use x 4 in bolts lockwashers and nuts Securely tighten all A 325 ground mount hardware except the fine adjustment hardware per A 325 tensioning procedure see page 12 The tripod ground mount assembly is now completed with the necessary operational essentials All ground mount options have separate instructional bulletins located in the parts kit that contain the option The next step in the installation process is the reflector assembly Proceed to the appropriate section for the type of reflector you are installing 21 Installation Procedures ES45T R Reflector Assembly ES45T R The ES45T R 1 reflector is composed of six precision formed panels designed for accu Reflector racy and strength and ensure reliable surface contour which provides exceptional oper ating characteristics in C or Ku frequency band Step 1 Reflector should be assembled on a clear flat area in front of the foundation p
64. plied with brush roller or pressurized spray If necessary thin the primer with lacquer thinner to the proper consistency Feather primer onto adjacent painted surfaces Allow primer to thoroughly dry before applying the finish paint coat Paint all RF surfaces such as the inside of the main reflector and subreflector with a high reflectance white paint This type of paint disperses light rays reducing the focus ing effect of the sun s radiation thereby reducing heat build up caused by the focused sun s rays on the feed system Rear surfaces of the reflector and subreflector may be painted with a flat white enamel paint The paint can be applied with a brush roller or pressurized spray If necessary thin the paint with the appropriate thinner to the proper consistency Thoroughly pain over the primed surfaces and blend with the existing paint ed surfaces Remove all loose paint and corrosion by scraping wire brushing or using steel wool Edges of existing paint can be blended with the metal surface by using a fine grit sand paper Wipe the surface to be painted with a soft rag dampened in trichlorethylene lac quer thinner or equal Be certain to remove all loose paint corrosion imbedded dirt grease and oil deposits or the paint will not adhere to the surface Lacquer thinner will dissolve paint if applied heavily and rubbed vigorously Do not use bleach soap solu tions or kerosene as it is difficult to remove these products res
65. ponder signal increases to a level of at least 30 dB Continue to manually peak the signal to a maximum level using the azimuth and elevation adjustments If the antenna is aligned in azimuth and elevation signal maximized and 24 transpon der 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 signals Therefore 24 transponder signals must be visually noted in order to determine the proper polarization setting Rotate the feed assembly clockwise until 24 transponder signals are noted and of approximately equal amplitude Note It is more accurate and visually easier to minimize the alternate set of transponder signals rather than maximizing the transponder of inter est ATTEN 1008 RL 10 OdBm CENTER 3 3SDOGHz SPAN 510 OMH R W 1 OMH VGwW 3 SWP So Oms Figure 4 With all 24 transponder signals of approximately equal amplitude appearing on 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 71 Operation Manual Actuator Assembly Removal Step 1 Step 2 Step 3 ATTEN 1028 RL 10 OgBm CENTER 3 SS00GH SPAN 510 DMHz RBW 1 OMHz V5Bw B OMHZzZ Swe SD Ome ATTEN 2120986 RL 10 OdBm CENTER B SS00GH SP
66. posits that require further cleaning may be removed with a bristle or wire brush and a cleaning solvent such as trichlorethylene or equal After cleaning allow cleaned parts to dry for 10 to 15 minutes before placing the equipment into operation The frequency of inspection is contingent upon the user s individual standards and the operational environment in which the earth station is located However a visual inspec tion of the earth station components should be performed st least semi annually Where there are no established wear limits perform a visual inspection to locate worn or dam aged parts which could cause improper functioning of the earth station It is recommend ed that the mechanical and electrical inspection be performed on the assembled or par tially disassembled equipment to determine the extent of disassembly required prior to completely disassembling a suspected malfunctioning component or module In the absence of any special inspection requirements operational tests are the most effective means in isolating parts and assemblies requiring further inspection Any condition noted during inspection that may preclude continued proper operation of the earth sta tion prior to the 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 motor drive controller conforms generally to standard
67. procedure for acquiring a satellite Step 1 Manually move the antenna in the azimuth scanning back and forth to achieve the maximum greatest amplitude transponder signals Scan in one direction until the amplitude continues to diminish and then scan in the opposite direction until the same condition occurs Return to the position yielding the greatest amplitude 69 Operation Step 2 Step 3 Step 4 Step 5 The maximum azimuth excursion from the original setting should not exceed 1 5 or the antenna may begin to access a different satellite With the antenna positioned in azimuth such that the transponder signals are maxi mized follow the same procedure manually moving the antenna in elevation scanning up and down to further maximize the transponder signals Repeat this procedure alternating between the azimuth and elevation excursions of the antenna to peak the transponder signal amplitude A transponder signal amplitude of 30 dB or greater from peak to average noise signal indicates the antenna is receiving the signal on the main beam A transponder signal amplitude less than 30 dB indicates the antenna is receiving the signal on the side lobe of the main beam With the antenna peaked on a side lobe in azimuth and or elevation move the antenna in azimuth while observing the spectrum analyzer screen as shown in Figure 3 AZIMUTH AXIS WEST Azimuth Axis ELEVATION AXIS t e ELEVATIO
68. rom ground mount angles 3 4 19mm 3 4 10 FLATWASHERS 49712 2 HEX NUT BRASS BRACKET THREADED 9956 65 SET SCREWS U BOLT Figure 77 64 Installation Procedures Step 10 Step 11 Step 12 Step 13 Step 14 Feed Support Strut Assembly Step 1 Step 2 Set fine elevation and azimuth strut positions by loosening strut set screws and selected out fine adjustment hex nut Turn corresponding inner hex nut in appropriate direction until required strut length is achieved Securely tighten strut set screws and correspond ing outer hex nut During final electrical tuning adjust elevation and azimuth struts appropriately to length en or shorten struts for optimal signal strength After fine adjustments are complete ensure strut set screws are securely tightened and spray with zinc rich paint Securely tighten hex nuts and U bolts on both elevation and azimuth fine adjustment assemblies Securely tighten eight U bolts on elevation pivot assembly and upper and lower azimuth axis joints Remove both fine adjustment assemblies and store in weather protected location for future use You have now finished aiming your antenna at the desired satellite Proceed to the Feed Installation instructions packaged with the feed assembly for information on assembling and attaching the feed assembly to the reflector By now you can see that your installation of the 4 5 Meter Earth Station Antenna is almost complete The
69. roughly clean any noticeable corroded portions of grounding cables unplated portion of universal terminals and corresponding mounting surfaces with a wire brush Replace rather than tighten any loose A 325 struc tural hardware The hardware distorts at initial installation and once loosened will not maintain the required high strength friction connection All other assembly and installa tion hardware should be tightened to its original torqued condition When installing new structural hardware do not use a wrench with a lever arm longer than two feet Examine painted aluminum and galvanized surfaces and touch up where required At the conclusion of the installation procedure and prior to turning the system over to the station facility an installation acceptance check off sheet was prepared and duly signed off if installed by an Andrew crew Part of this check off included voltage readings retak en to determine if proper voltage was available Current readings were also taken as a reference for future comparison to serve as a troubleshooting aid in determining possi ble equipment degradation and shortened life Any current reading taken during the fol lowing procedure that significantly varies by more than five percent from the preestab lished reference values necessitates trouble shooting the particular system involved to determine the cause and required corrective action Approximately every three months and during a period of down time dis
70. s Torque the upper adjustment rod evenly to 40 45 foot pounds Then torque the lower adjustment rod evenly to 40 45 foot pounds Torque the upper adjustment bolt evenly to 40 45 foot pounds Then torque the lower adjustment bolt evenly to 40 45 foot pounds Repeat steps 2 and 3 verifying all adjustment rods bolts are evenly torqued within the limits specified Tighten the jam nuts 78 Preventive Maintenance Preservation of Component Parts Aluminum Parts Galvanized Surfaces Lubrication When preserving component parts refer to the following paragraphs in this section Remove all loose paint and corrosion by scraping wire brushing or using steel wool If using steel wool near the feed window make sure that none remains on the feed horn window Edges of existing paint can be blended with a metal surface by using a fine grit sandpaper Wipe the surface to be painted with a soft rag dampened in trichlorethylene lacquer thinner or equal Be certain to remove all loose paint corrosion imbedded dirt grease and oil deposits or the paint will not adhere to the surface Lacquer thinner will dissolve paint if applied heavily and rubbed vigorously The reflector may be washed with plain water if necessary Do not use bleach soap solutions or kerosene as it is diffi cult to remove the residue Allow the cleaned surfaces to dry thoroughly before priming Prime the cleaned surface by applying zinc chromate primer The primer can be ap
71. segment A B between two setting bands with concave side down as shown in Figure 56 Place reflector segment D E opposite panel A B SS nar e AS Figure 56 Raise segments and hold while loosely attaching mounting ring hub P N 202429 to convex side of center opening Use 20 capscrews lockwashers and nuts Insert capscrews from concave side of reflector segments 47 Installation Procedures ES45T T Reflector Assembly Step 5 Loosely attach reflector segments A B and D E to diameter setting bands P N 49612 with edge joining plates P N 49424 and capscrew hardware as indicated in Figure 57 Reflector Segment o Capscrew Reflector 202429 Hardware Mounting oar Segments Edge Joining Ring Hub Plate Diameter boa Setting Sg Capscrew Band Hardware 2 Top View Side Vi ISS ISW Rear View Match Markings Foundation Pad Figure 57 Step 6 Loosely attach segment A F to mounting ring hub diameter setting bands and segment A B using edge joining plates P N 49424 Place spacers P N 200215 between first and third segments Insert 14 20 capscrews from concave side of reflector segment 48 Installation Procedures Step 7 Step 8 ES45T T Reflector Assembly Loosely attach joining plate P N 49693 along A A seam inside reflector rim as shown in Figure 58 Match Markings Capscrew Hardware 49693 Joining Plate 3 Adjacent Reflector Segments Side View Fou
72. sem bly as shown in Figure 100b Remove the two indicated strut support setscrews and attach the base angle to the corresponding strut support using the supplied 1 2 inch clamping nuts and the previ ously removed strut support setscrews as shown in Figure 100b Securely tighten the remaining mounting hardware to achieve sufficient clamping force Repeat the entire process for the remaining strut assembly Note DO NOT loosen the azimuth drive bearings If you have a pedestal mounted antenna move the antenna to the desired azimuth angle by adjusting the manual actuator until the satellite signal has been spotted If your antenna is mounted upon a tripod adjust the azimuth strut length through the fine adjustment assembly until the satellite signal has been spotted There are several procedures that may be used to properly acquire the satellite Andrew recommends that a spectrum analyzer be used The following procedures provide explanations as to how to use the spectrum analyzer 68 Operation While viewing the spectrum analyzer screen a pure noise signal as shown in Figure 1 will probably be observed Additionally some transponder signals may be observed above the noise signal as shown in Figure 2 ATTEN Oc RL 10 DdadBm CENTER RBW 1 OMR vEw 2 OMHz SWP SO Ome ATTEN 1008 RL 10 OdB6m CENTER 3 SS00GH SPAN 510 OMHz RBW 1 OMHzx VBwWw 3 DMHz Swe SO Ome Figure 2 The following steps provide the
73. square tube weldment Be certain to remove any protective caps and clean off each lubrication fitting prior to injecting fresh grease The elevation and azimuth jackscrew assemblies are equipped with a grease fitting and corresponding pipe plug on opposite sides of the jack housing Remove the appropriate pipe plug and fill it with grease until lubricant seeps from pipe plug opening Replace and securely tighten pipe plug The following is a list of the lubricant characteristics Mobil Temp SHC32 A non soap hydrocarbon fluid type grease Operating tempera ture is 65 degrees to 350 degrees Fahrenheit 54 degrees to 177 degrees Celsius Mobil SHC624 A low temperature synthetic oil for worm gear reducers Operating temperature range is 40 degrees to 125 degrees Fahrenheit 40 degrees to 52 degrees Celsius Moly Grease A grease lubricant containing molybdenum disulfide Operating Lubricant temperature range is 85 degrees to 300 degrees Fahrenheit 29 degrees to 149 degrees Celsius Periodically inspect lifting screws on jackscrew assemblies to insure adequate lubrica tion Loosen jackscrew boot clamps to expose the lifting screw assembly Fully extend jackscrew assembly being careful not to exceed preset mechanical limits Brush thin coating of Mobil SHC32 grease on exposed lifting screw Replace boot and attach corre sponding boot clamps If lifting screw is rusty remove existing lubricant with solvent and wire brush rus
74. struts and a fixed mount for the separately ordered combining network This mount has been designed for manual applications only and cannot be upgraded to a motorizable mount The aluminum back structure and hot dipped galvanized steel mount maintains pointing accuracy and ensures durability and reliability The antenna and mount will survive 125 mph 200 km h wind in any position of operation without damage or permanent defor mation Andrew provides a complete line of available options including field installable electrical anti icing heaters pressurization equipment and interconnecting HELIAX cables and waveguide An optional hoisting kit which precludes the use of a crane is available from Andrew and can be utilized as an installation tool for multiple installation purposes 3 Introduction Proprietary Data Information and Assistance Notice Technical Assistance The technical data contained herein is proprietary to Andrew Corporation It is intended for use in installation operation and maintenance of Andrew equipment This data shall not be disclosed or duplicated in whole or in part without express written consent of Andrew Corporation Andrew corporation provides a world wide technical support network The installation maintenance or removal of antenna systems requires qualified experi enced personnel Andrew installation instruction have been written for such personnel Antenna systems should be inspected once
75. t with support angles g Tighten hardware with A 325 procedure E Remove diameter setting bands O O O g O Wrap crane straps around angle between pivot brackets Align pivot brackets with support and elevation pivot assembly Connect pivot brackets with support and elevation pivot assembly Determine required length of elevation strut Connect elevation strut to elevation axis bracket E Attach feed struts to feed support Attach collar to feed horn assembly Install feed horn assembly into feed support Set dimension between center plate and feed horn 9 Getting Started Tripod Ground Mount Assembly ES45T T Main Reflector Assembly ES45T T Back Structure Assembly ES45T Reflector to Mount Assembly With Crane Feed Installation WaveguidelFlex Section Assembly Subreflector Installation Feed Installation ANDREW Mount azimuth axis support and rear anchor pads Connect support angles Attach support and elevation pivot assembly to support angles Attach support angles to azimuth axis joint Hoist support and pivot elevation pivot assembly Fasten azimuth axis joints to azimuth axis support Attach elevation strut to azimuth axis joint Attach azimuth strut to appropriate rear pad Remove protective covering from crate Pry top crate panel off Pry sides off crate Pry front off crate Unbolt reflector panels from bottom of crate Prepare assembly area with diameter setting bands and temporary supports Lay reflec
76. te section for instructions on mounting the reflector with the hoist kit 35 Installation Procedures Reflector to Mount Assembly With Crane Step 1 Step 2 ES45T R Reflector Assembly This reflector can be installed on the mount manually or by using a crane However Andrew recommends that this procedure be performed using a crane The following steps provide the procedure for installing the reflector to the mount using a crane Ensure all connections on reflector and back structure are tight Wrap crane straps around support angle between pivot brackets as illustrated by Figure 41 Hoist reflector slightly off ground to remove diameter setting bands Reattach hardware through edge joining plates Figure 41 36 Installation Procedures ES45T R Reflector Assembly Step 3 Crane should place reflector so that pivot brackets align with support and elevation pivot assembly as shown in Figure 42 Figure 42 Step 4 Attach pivot brackets to support and elevation pivot assembly with U bolts P N 9956 65 in lockwashers and 13 hex nuts as shown in Figures 43 and 44 Figure 43 37 Installation Procedures ES45T R Reflector Assembly MAIN TRIANGLE ASSEMBLY PIVOT ELEVATION AXIS BRACKET BRACKET 3 4 x 4 1 2 114 mm BOLT LOCKWASHER AND NUT U BOLTS 49635 SUPPORT AND ELEVATION PIVOT ELEVATION ASSEMBLY STRUT TOP VIEW Figure 44 Figure 45 Step 5 Manually raise reflector
77. ted area Rinse with solvent and apply fresh grease Periodically inspect and remove dust and dirt deposits from the motor housings to avoid hindering the thread exchange with the ambient air Slight dirt accumulation on the air vent screw through splash oil cannot be avoided however keep vent screw clean to ensure proper pressure compensation Lube points 2 and 4 shown in Table 1 require removal of the indicated drain plugs and collecting measuring the amount of SHC624 drain oil using measuring cup The speci fied amount of oil must be added to the gear motor hosing after installing the drain plug via the fill vent plug opening using supplied funnel Addition of the oil requires use of an appropriate filling utensil Use of a modified level stick will not correctly gauge the appropriate amount of oil in the gear housings 80 Preventive Maintenance Lube Parts to be Lubricated Action Point 1 Elevation jackscrew housing 2 Elevation gear motor housing fill and drain 3 Azimuth jackscrew housing 4 Azimuth gear motor housing fill and drain 5 Panning frame tube assembly and thrust pads Lubricate Inspect Change Lubricate Inspect Change Lubricate Frequency Every 3 months Monthly 3 months 3 months Monthly 3 months 3 months Service Type Pressure Fitting Pipe plugs Pressure Fitting Pipe plugs Aerosol Spray Table 1 Antenna Lubrication Chart Lube Quantity Andrew Type Points Number SH
78. tended to provide station personnel with the base installa tion ie mount reflector and enclosure operation and maintenance requirements nec essary for a 4 5 Meter Earth Station Antenna Note All antenna option instructions are included in the individual kit shipped with the part This manual provides a convenient reference for authorized operator service per sonnel requiring technical information on general system or specific subsystem equip ment The tables and figures presented in this manual are used as communication aids for the installation operation and maintenance of the 4 5 Meter Earth Station Antenna These tables and figures instantly convey messages as well as make the procedures easier to understand This manual uses tables and figures for the following references Tables The tables allow you to locate information quickly and easily Drawings The drawings supplement the installation instructions by using a combination of graphics and verbiage to assist you in simplifying complex procedures and clarifying components Photographs The photographs complement the installation instructions by providing actual examples of the steps being performed which allow you to view the installation in process The manual is divided 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 listed u
79. the equipment in a sturdy corrugated box and cushion it with appropriate packing material Be sure to include the following information when returning the equipment Your Company Name Your Company Address City State and Zip Code Telephone Number RM Number Problem Description Contact Name Note Absence of the RM number will cause a delay in processing your equipment for repair Be sure to include the RM number on all correspondence Ship the equipment to Andrew Corporation using UPS U S Postal Service or other appropriate carrier freight prepaid and insured The material should be forwarded to the address given by the Andrew contact in Step 1 8 Getting Started Installation Sequence Checklist Site Preparation Tripod Ground Mount Assembly ES45T R Main Reflector Assembly ES45T R Back Structure Assembly ES45T Reflector to Mount Assembly With Crane Feed Installation The 4 5 Meter Earth Station Antenna requires the installation team to perform the assembly in the sequence presented below Moreover this sequence should be reviewed beforehand to ensure a smooth installation Use the following checklist to veri fy and or determine the installation sequence Throughout the checklist certain part num bers will be used Those part numbers describe the antenna currently being installed The ES45T R is a receive only 4 5 Meter Earth Satellite Antenna with a tripod mount The ES45T T is a transmit re
80. to attach remaining end of elevation strut to elevation axis bracket of main triangle assembly as shown in Figures 45 and 46 e Use 3 4 x 4 in bolt lockwasher and nut Figure 46 You have now completed the attachment of the reflector to the tripod ground mount assembly If assembling a ES45T R antenna proceed to the Elevation and Azimuth Adjustments section for instructions on aiming your antenna at its desired satellite 38 Installation Procedures Reflector to Mount Assembly With Hoist Kit Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 ES45T R Reflector Assembly The optional hoist kit P N 49080 must be assembled prior to reflector backstructure assembly hoisting Hoist assembly should not be used for antenna elevation angle adjustment The following steps provide the procedure for installing the reflector with the hoist kit Install support tab assembly P N 49067 into top of azimuth axis support P N 49634 as shown in Figure 47 49087 SHEAVE 49087 SHEAVE 49071 SUPPORT ASSEMBLY SUPPORT ASSEMBLY SUPPORT ASSEMBLY SUPPORT SUPPORT 49061 SUPPORT 49064 49064 PICK UP PICK UP ASSEMBLY ASSEMBLY 49060 SUPPORT SHEAVE SUPPORT TAB 49064 3 ASSEMBLY PICK UP ASSEMBLY SHEAVE 49634 AZIMUTH AXIS SUPPORT 49634 AZIMUTH AXIS SUPPORT SUPPORT AND ELEVATION PIVOT ASSEMBLY REAR VIEW SIDE VIEW Figure 47 Loosely attach corresponding support assemblies P N 4907
81. tor segments on prepared assembly area Attach opposite segments to mounting ring hub and diameter setting bands Attach remaining segments to mounting ring hub and original panels J Attach reflector rib segments to panel seams Tighten seam hardware in concentric circles around reflector Install center plate and center pad to mounting ring hub Attach feed strut brackets and feed struts QUQUOUOU UUU E Attach tee plates to reflector Attach rib connecting plates to reflector Assemble support angles and pivot brackets for installation Install pivot bracket assemblies Connect pivot brackets with support angle Install two support angles to elevation axis bracket Connect pivot brackets and elevation axis bracket with support angles Tighten hardware using A 325 tensioning procedure Remove diameter setting bands Wrap crane straps around angle between pivot brackets Align pivot brackets with support and elevation pivot assembly Connect pivot brackets with support and elevation pivot assembly Determine required length of elevation strut Connect elevation strut to elevation axis bracket QOOOO QOUOUOUO E Attach feed struts to feed support assembly J Assemble feed horn assembly to network Install feed assembly into feed support Tighten all collar set screws au E Attach flex section to feed assembly flanges Attach mounting brackets to feed struts E Attach flex section to waveguide assembly Tighten all mounting hardware E
82. trical components and compare against specified value where applicable e Check transformer for an excessive wax deposit on the surface discoloration or a pungent odor indicative of burning varnish denoting overheating or a total breakdown Check all terminal blocks for broken or missing terminals and stripped threads Check tightness of lead attaching hardware Caution Make sure electrical power has been disconnected Check the motor starters and circuit breakers for free operation Check tightness of all wire connections Visually inspect printed circuit board for signs of debris that might short out compo nents Verify that all LED indicators are functioning correctly Check the terminal block connectors for tightness of lead attracting hardware and signs of scorching or burning Check for security of all hardware and stripped or otherwise damaged threads Check metallic parts for corrosion dents distortion and other deformation Check for evidence of water inside the enclosure If any water is in evidence check that all seals are intact and if not use a coating of RTV 108 silicone rubber sealant to seal any exposed electrical fitting bolt hole or other possible water entry into the enclosed electrical components in order to maintain a water proof condition Check or change vapor corrosion inhibitor unit Inspection of the antenna conforms generally to standard visual inspection procedures performed on electromech
83. ughout this manual for your awareness These warnings can be identified in warning boxes as shown in the following sample WARNING Additional warning information will be located in this type of format Andrew disclaims any liability or responsibility for the results of improper or unsafe installation operation or maintenance practices Andrew supplies all appropriate hardware parts required for the installation of your 4 5 Meter Earth Station Antenna All tools necessary for the installation process should be provided by the installation crew Andrew recommends that the following tools be used for a proper installation of the 4 5 Meter Earth Station Antenna Table 1 Recommended Tools Tool Open End Wrench Drive Sockets Spud Wrench Breaker Bar Screw Driver Allen Wrench Tape Measure Felt tip Marker Hammer Rubber Mallet Pry Bar Tin Snips Crane Rope Cord 2000 Ib breaking strength Shackles Ladder Nylon Web Sling Size 1 4 3 8 1 2 9 16 5 8 3 4 7 8 1 1 4 7 16 9 16 3 4 718 1 1 116 1 1 4 1 1 16 1 2 Standard Phillips 1 2 Standard Standard Standard Standard Standard Standard 1 Ton Minimum Capacity 50 ft 5 8 10 Foot Extension 3 x 3 Qty NNNNNNN ana a 1 2 Getting Started Parts Verification Reporting Equipment Loss or Damage Reporting Visible Loss or Damage Reporting Concealed Inventory
84. vation pivot assembly P N 49635 as shown Use supplied U bolts with 1 2 inch 13 mm lockwashers and nuts Pick up assemblies are mounted with slanted tabs facing outward Loosely attach supports P N 49061 to corresponding tabs on support assemblies P N 49071 and 49072 using appropriate hardware P N 45980 1 Angles are installed edge down with flat of angles facing upward Loosely attach support P N 49060 and remaining ends of supports P N 49061 to cor responding pick up assemblies P N 49064 using appropriate hardware P N 45980 1 Securely tighten all mounting hardware Ensure entire hoist assembly is centered on support and elevation pivot assembly P N 49635 60 Installation Procedures Step 8 Step 9 Step 10 Step 11 ES45T T Reflector Assembly Securely attach winch assembly P N 39532 to lower portion of azimuth axis support P N 49634 using supplied U bolts lockwashers and nuts as shown in Figure 74 Keep winch cable aligned with sheaves 49087 SHEAVES 13 330 mm 43909 CHOKER FOAM PADDING Figure 74 Begin releasing winch cable Route cable through both sheaves allowing sufficient cable length to reach top of main triangle assembly on reflector backstructure Route P N 43909 or customer supplied 18 foot 5500 mm choker assembly behind both pivot brackets of main triangle assembly as shown Attach end of choker to winch or crane cable hook Distance bet
85. water entry and the arm on each feed limit switch for free movement without binding Be cer tain both feed rotation limit switch arms are not distorted and ride centrally on the actu ating cam to open their corresponding limits switch Inspect the azimuth and elevation jackscrew boots for security of attachment at both ends for abrasion tears cuts brittleness and other damage that may expose the jackscrew to the environment water dust etc Minor repairs can be made with RTV 108 silicone rubber sealant Visually inspect the feed window for dirt and the feed feed supports feed window and reflector for distortion foreign object damage and environmental deterioration due to ice and snow dust rain hail and high winds etc which may cause electrical component and or structural deformation Check the cable attachment to the resolvers and to the LNA or LNBs 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 LNBs and the resolvers for a secure mechanical attachment Ensure proper torquing of polarization drive gear box setscrews and appropriate tensioning of corresponding drive chain assembly if applicable Check if applicable that the drain holes in the bottom of the enclosure are not obstructed and there is no evidence of water accumulation Check the enclosure doors for proper closure and th
86. ween choker winch connection and top of main triangle assembly should be approximately 13 inches 330 mm Remove small portion of foam padding from reflector packing crate and install under bottom portion of reflector assembly to prevent reflector damage during hoisting proce dure Position man at bottom of reflector backstructure to guide assembly during hoist ing procedure 61 Installation Procedures ES45T T Reflector Assembly Step 12 Hoist reflector backstructure assembly to vertical position until upper joints of main trian gle assembly contact pipe and straddle two locator bars on support and elevation assembly P N 49635 as shown in Figure 75 MAIN TRIANGLE ASSEMBLY PIVOT BRACKET U BOLTS 49635 SUPPORT AND ELEVATION PIVOT ASSEMBLY TOP VIEW ELEVATION AXIS BRACKET 3 4 x 4 1 2 114 mm BOLT LOCKWASHER AND NUT ELEVATION STRUT Disassemble and remove all hoisting apparatus Figure 75 Step 13 Install two U bolts at each pivot bracket of main triangle assembly Use 1 2 inch 13 mm lockwashers and nuts Securely tighten U bolts allowing for some reflector movement Step 14 Raise lower portion of reflector backstructure assembly and attach remaining end of ele vation strut to elevation axis bracket of main triangle assembly Use 3 4 x 4 1 2 in 114 mm bolt lockwasher and nut Mechanical means or fine adjustment assembly may be utilized to achiev

Andrew ES45T Stereo System User Manual

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