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
2.4M SERIES 1241 ANTENNA 4096-859
ASSEMBLY MANUAL REVISION A
2.4M SERIES 1241 ANTENNA
ASSEMBLY MANUAL
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design, implementation, tests, test results, operation, diagnosis repair...) and/or documents or other information that was
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photographs, instructions, diagrams,
A
- Original Release 8/8/2012 JWL
Revision
Released for
production.
Description Date Approved By
8/17/12 R.F.
Prodelin Corporation Page 2 8/17/2012
2.4M SERIES 1241 ANTENNA 4096-859
ASSEMBLY MANUAL REVISION A
TABLE OF CONTENTS
LIST OF FIGURES .......................................................................................................................... 4
LIST OF TABLES ............................................................................................................................ 4
1.INTRODUCTION ...................................................................................................................... 6
1.1.G
1.2.U
1.3.F
1.4.M
1.5.M
1.6.S
1.7.S
2.ANTENNA INSTALLATION ..................................................................................................... 9
2.1.AZ / EL POSITIONER INSTALLATION ................................................................................................... 12
2.2.REFLECTOR QUADRANT ORIENTATION ............................................................................................ 13
2.3.REFLECTOR SUPPORT ASSEMBLY ...................................................................................................... 15
3.FEED SUPPORT .................................................................................................................... 22
4.ANTENNA ALIGNMENT ........................................................................................................ 22
4.1.A
4.2.I
5.MAINTENANCE ..................................................................................................................... 23
ENERAL INFORMATION
NPACKING AND INSPECTION
REIGHT DAMAGE
ATERIALS – MISSING OR DAMAGED
ECHANICAL INSTALLATION TOOLS
ITE SELECTION
UGGESTED MAST & FOUNDATION
LIGNMENT TO SATELLITE
NITIAL ALIGNMENT
............................................................................................................................................. 8
................................................................................................................................ 6
......................................................................................................................... 6
.......................................................................................................................................... 6
........................................................................................................................... 22
..................................................................................................................................... 22
............................................................................................................ 6
.............................................................................................................. 7
................................................................................................................ 8
5.1.M
5.2.P
5.3.R
5.4.M
5.5.R
AINTENANCE OVERVIEW
ERIODIC INSPECTION
EFLECTOR
OUNT AND REFLECTOR SUPPORT STRUCTURE
EPAIR AND / OR REPLACEMENT
.................................................................................................................................................. 23
........................................................................................................................... 23
.................................................................................................................................. 23
.................................................................................................................. 23
........................................................................................... 23
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2.4M SERIES 1241 ANTENNA 4096-859
ASSEMBLY MANUAL REVISION A
List of Figures
F
IGURE 1:
F
IGURE 2: AZ / EL
F
IGURE 3: REFLECTOR ORIENTATION STANDARD
F
IGURE 4: REFLECTOR ORIENTATION INVERTED
F
IGURE 5: REFLECTOR SPACER INSTALLATION
F
IGURE 6: REFLECTOR SUPPORT ASSEMBLY
F
IGURE 7: REFLECTOR SUPPORT BRACKETS
F
IGURE 8: REFLECTOR
F
IGURE 9: QUAD #2 INSTALLATION
F
IGURE
F
IGURE
F
IGURE
F
IGURE
F
IGURE
F
IGURE
2.4M S
ERIES
POSITIONER ................................................................................................................................ 12
BTM S
10: Q
UAD #3 INSTALLATION
11: C
OMPLETE REFLECTOR
12: E
LEVATION ROD ASSY
13: E
LEVATION ROD ASSY
14: E
LEVATION ROD ASSY
17: A
NTENNA ALIGNMENT
1241 A
NTENNA
UPPORT BRACKETS
......................................................................................................................... 5
........................................................................................................ 13
.......................................................................................................... 14
............................................................................................................ 15
................................................................................................................ 15
................................................................................................................. 16
....................................................................................................... 17
.............................................................................................................................. 18
............................................................................................................................ 19
.............................................................................................................................. 20
1 ............................................................................................................................ 21
2 ............................................................................................................................ 21
3 ............................................................................................................................ 21
.............................................................................................................................. 22
List of Tables
T
ABLE 1: WRENCH AND SOCKET SIZES REQUIRED
T
ABLE 2: REFLECTOR AND MOUNT PARTS LIST
......................................................................................................... 7
............................................................................................................. 9
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2.4M SERIES 1241 ANTENNA 4096-859
ASSEMBLY MANUAL REVISION A
Prodelin Corporation Page 5 8/17/2012
Figure 1: 2.4m Series 1241 Antenna
2.4M SERIES 1241 ANTENNA 4096-859
ASSEMBLY MANUAL 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. General Dynamics recommends that these instructions be followed
closely, and in the order shown, for proper antenna performance.
1.2. Unpacking and Inspection
The system containers should be unpacked and inspected at the earliest date to insure that
all material has been received and is in good condition. A packing list for each major
component is supplied.
1.3. Freight Damage
Any damage to materials while in transit should be immediately directed to the freight
carrier. They will instruct you on matters regarding any freight damage claims.
1.4. Materials – Missing or Damaged
Any questions regarding missing or damaged materials that are not due to the freight carrier
should be directed to General Dynamics’ Customer Service Department at:
General Dynamics
SATCOM Technologies
1500 Prodelin Drive
Newton NC 28658
USA
(828) 464-4141
Prodelin Corporation Page 6 8/17/2012
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
Table 1)
Table 1: Wrench and Socket Sizes Required
HARDWARE SIZE SAE WRENCH SIZE
METRIC WRENCH
SIZE
MAX RECOMMENDED
TORQUE (±10%)
5/16” 1/2” 13mm
3/8” 9/16” 14mm
1/2” 3/4” 20mm
3/4” 1-1/8” 24mm
1” 1-1/2” 38mm
NOTE: The Minimum Torque applied should not be less than 10% of maximum
recommended torque.
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15 ft-lbs
(20.3 n-m)
20 ft-lbs
(27.1 n-m)
45ft-lbs
(61 n-m)
145ft-lbs
(196.6 n-m)
220 ft-lbs
(298.3 n-m)
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