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Summary of Contents for General Dynamics 2.4M SERIES 1241 ANTENNA
- Page 1 2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 4096-859 Revision A August 7, 2012 ASSEMBLY MANUAL 2.4M SERIES 1241 ANTENNA GENERAL DYNAMICS SATCOM Technologies 1500 Prodelin Drive Newton NC 28658USA Phone 828-464-4141 www.gdsatcom.com Prodelin Corporation Page 1 8/17/2012...
- Page 2 ASSEMBLY MANUAL Legal Notice General Dynamics’ drawings, sketches, computer programs, plans, specifications, technical data, prototype products, blueprints, photographs, instructions, diagrams, models, formulae, tables, engineering designs, diskettes, tapes, software, other electronic media (defined to include, but not be limited to, the system functional design, logic flow, algorithms, application programs, operating systems, software design implementation, tests, test results, operation, diagnosis, repair...) and/or documents (collectively "Proprietary Materials") are confidential and proprietary in nature and are...
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Page 3: Table Of Contents
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A TABLE OF CONTENTS LIST OF FIGURES .......................... 4 LIST OF TABLES ..........................4 INTRODUCTION ........................6 1.1..........................6 ENERAL NFORMATION 1.2.......................... 6 NPACKING AND NSPECTION 1.3............................6 REIGHT AMAGE 1.4. -
Page 4: List Of Figures
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A List of Figures 1: 2.4 1241 A ......................... 5 IGURE ERIES NTENNA 2: AZ / EL POSITIONER ..........................12 IGURE 3: R ......................13 IGURE EFLECTOR RIENTATION TANDARD 4: R ......................14... -
Page 5: Figure 1: 2.4M Series 1241 Antenna
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A Figure 1: 2.4m Series 1241 Antenna Prodelin Corporation Page 5 8/17/2012... -
Page 6: Introduction
REVISION A 1. INTRODUCTION 1.1. General Information This manual describes the assembly and installation of General Dynamics’ 2.4m Rx/Tx antenna. These instructions cover all areas of assembly and installation. Additional sections are included in the manual to provide information on antenna pointing and maintenance. -
Page 7: Mechanical Installation Tools
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 1.5. Mechanical Installation Tools Required Tools: • Wrenches (see Table 1) Other Recommended Tools: • Compass • Inclinometer • Adjustable wrench 10” • 3/8” drive Ratchet with Sockets and 6” extension (see... -
Page 8: Site Selection
Minimum depth as shown or extend to local frost line. Foundation meets the design requirements as set forth by the uniform building code. (1982 edition) (GENERAL DYNAMICS DOES NOT REPRESENT OR WARRANT THAT ANY PARTICULAR DESIGN OR SIZE OF FOUNDATION IS APPROPRIATE FOR ANY LOCALITY OR EARTH STATION INSTALLATION.) -
Page 9: Antenna Installation
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 2. ANTENNA INSTALLATION Table 2: Reflector and Mount Parts List ITEM PART NO. DESCRIPTION Reflector, 2.4m RT 4pc Quad #1 0179-447 Reflector, 2.4m RT 4pc Quad #2 0179-448 Reflector, 2.4m RT 4pc Quad #3 0179-444 Reflector, 2.4m RT 4pc Quad #4... - Page 10 2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A Parts List Continued 2.4m 4pc Reflector Support Weldment 0490-1010 2.4m 4pc Crossarm 0247-445 Weldment, El Rod – 2.4m 0490-1014 0200-948 Reflector Spacer Kit Reflector Spacer #65 0159-265 8110-007 Nut, 7/8-9 Hex Jam...
- Page 11 2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A Parts List Continued 8202-041 Lock washer, 5/16” STD 8101-009 Nut, 5/16-18 Hex 0200-1829 Reflector Support Hardware Kit 8032-010 Bolt, 3/8-16 x 1.25 Hex 8201-042 Flat washer, 3/8” USS STD 8202-042 Lock washer 3/8” STD...
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Page 12: Az / El Positioner Installation
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 2.1. AZ / EL POSITIONER INSTALLATION CAUTION: During the assembly procedure, the sequence of instructions must be followed. DO NOT TIGHTEN ANY HARDWARE UNTIL INSTRUCTED. STEP 1: Insert the 5/8” Set Screws (ITEM 23) into the canister and slip AZ/EL positioner (ITEM 5) over the mast pipe. -
Page 13: Reflector Quadrant Orientation
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 2.2. REFLECTOR QUADRANT ORIENTATION The series 1244 reflector quadrants are labeled #1, #2, #3 and #4. These numbers may be found molded into the back of each quadrant at the inside corner. -
Page 14: Figure 4: Reflector Orientation Inverted
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A Feed Support at Top Feed Rod Holes Center Line of Reflector Figure 4: Reflector Orientation Inverted Prodelin Corporation Page 14 8/17/2012... -
Page 15: Reflector Support Assembly
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 2.3. REFLECTOR SUPPORT ASSEMBLY STEP 1 STEP 1: Reflector Locate quadrant #1 and insert threaded insert Petal (item 15) thru the hole on the face of the reflector. Secure insert with 7/8” hardware (items 16, 17, 18). -
Page 16: Figure 7: Reflector Support Brackets
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 29, 30 30, 31, 32 Shown with 1240 series positioner for illustration only Figure 7: Reflector Support Brackets STEP 3 (A) Place the cross arms (item 13) on the reflector support (item 12) as shown. Place the RH and LH top brackets (items 9, 10) on the top cross arm and secure with 3/8 hardware (items 29, 30, 31, 32) as shown. -
Page 17: Figure 8: Reflector Btm Support Brackets
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 30, 31, 32 See Note 29, 30 30, 31, 32 29, 30 Figure 8: Reflector BTM Support Brackets STEP 4 Note: Make sure the BTM brackets (items 7, 8), and the cross arm (item 13), are fully seated against the reflector support with no gaps between any of the components before completing the next procedure. -
Page 18: Figure 9: Quad #2 Installation
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A DETAIL VIEW Note location of feed support mounting hole 33, 34, 35 Shown with 1240 series positioner for illustration only DETAIL VIEW Figure 9: Quad #2 Installation STEP 5 Note: Installing the lower quads (#2, #3) first will ease installation. -
Page 19: Figure 10: Quad #3 Installation
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 26, 27, 28 25, 26 Shown with 1240 series positioner for 33, 34, 35 illustration only Figure 10: Quad #3 Installation STEP 6 (A) Place Quad #3 on the cross arm (item 13) with the seam rib against the seam rib of quad 32 and between the reflector brackets (items 2, 7, 8, 11). -
Page 20: Figure 11: Complete Reflector
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A 5/16” Seam Bolts 1/2" Reflector Bolts Shown with 1240 3/8” Cross Arm series positioner for Hardware illustration only Figure 11: Complete Reflector STEP 7 (A) Install Quad #1 and Quad #4 using the same procedures as outlined in STEP 6. After all the seam bolts are installed, begin tightening the 5/16”... -
Page 21: Figure 12: Elevation Rod Assy 1
2.4M SERIES 1241 ANTENNA 4096-859 ASSEMBLY MANUAL REVISION A STEP 8 Locate the elevation rod (item 14) and install the 1” hex nut and washer (items 21, 24). 21, 24 Figure 12: Elevation Rod Assy 1 STEP 9 Carefully swing the reflector up into a vertical position. -
Page 22: Feed Support
For proper antenna performance, accurate alignment is critical. Therefore, it is recommended that your own detailed procedure be used or contact General Dynamics' Technical Support Department for additional recommendations. -
Page 23: Maintenance
5.3. Reflector General Dynamics' reflector does not require any maintenance. The composite construction of the reflector is virtually impervious to any damages that could be caused by weather or other atmospheric conditions. It is only necessary to inspect for any physical damage done by vandalism or very severe weather conditions.
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