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TABLE OF CONTENTS

SECTION 1- Overview

1.1 Technical Description

SECTION 2- Installation and Set-Up

2.1 General
2.2 Installation to Vehicle
2.3 Controller Installation
2.4 Controller/Positioner Verification Tests
2.5 Elevation Stow Switch Setting
2.6 Final Calibration of System

SECTION 3- Azimuth Positioning System

3.1 Azimuth Bearing
3.2 Azimuth Gear Box
3.3 Azimuth Motor
3.4 Azimuth Roto-Lok Cable Drive
3.5 Azimuth Position Feedback
3.6 Azimuth Stow and Limit Switches

SECTION 4- Elevation Positioning System

4.1 Elevation Pivot Assembly
4.2 Elevation Linear Actuator
4.3 Elevation Position Feedback
4.4 Elevation Stow and Limit Switches

SECTION 5- Feed and Polarization System

5.1 General
5.2 Feed
5.3 Polarization Drive
5.4 Polarization Position Potentiometer
5.5 Polarization Limits
5.6 Feed Assembly

SECTION 6- Annual Inspection and Maintenance

6.1 General Maintenance
6.2 Annual Inspection List
6.3 Replacement Parts List

SECTION 7- Interface Drawing

SECTION 8- Specifications

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Summary of Contents for 1.2M MVSAT

Page 1: ...INSTALLATION ASSEMBLY INSTRUCTIONS 1 2M MVSAT Antenna ANTENNA SYSTEMS...

Page 2: ...iance with any part of this claim procedure may invalidate this warranty in whole or in part THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER AGREEMENTS AND WARRANTIES ANY IMPLIED WARRANTY OF MERCHANTA...

Page 3: ...ack 3 6 Azimuth Stow and Limit Switches SECTION 4 Elevation Positioning System 4 1 Elevation Pivot Assembly 4 2 Elevation Linear Actuator 4 3 Elevation Position Feedback 4 4 Elevation Stow and Limit S...

Page 4: ...he cable around the driver capstan several times before wrapping the larger driven drum The method used to wrap the capstan results a minimum free length of cable The load in the cable on the main dru...

Page 5: ...t 25 A 3 inch diameter hole should be in the mounting surface The mounting surface must be flat within 005 inch to prevent binding the azimuth bearing after torquing the mounting bolts No obstruction...

Page 6: ...button Antenna elevation reading should increase Move until elevation reads 20 degrees Place inclinometer on feed boom tubes Inclinometer should indicate that feed boom tubes are 20 above horizontal...

Page 7: ...no further greasing is required Because of the excess capacity low rpm and low number of cycles no maintenance is required 3 1 AZIMUTH BEARING 3 2 AZIMUTH GEARBOX The azimuth gearbox is a low backlash...

Page 8: ...e grooved capstan and once around the drum with solid connections on one end and high force Belleville springs on the other end Fig Below One cable has the capacity to withstand a 75mph wind load The...

Page 9: ...belt from the potentiometer gear The potentiometer may also be electrically zeroed by the controller See pertaining section of the controller manual 3 6 AZIMUTH STOW AND LIMIT SWITCHES The controller...

Page 10: ...splayed by the controller at the limits may vary 4 1 ELEVATION PIVOT ASSEMBLY The elevation pivot assembly consists of a linear actuator assembly that pivots between the two blades on the AZ EL castin...

Page 11: ...t the end of the waveguide tube to the OMT The feed OMT is rotated by chain drive assembly and 12 VDC motor Position feedback is from a 10 turn potentiom eter 5 2 FEED The feed assembly consists of an...

Page 12: ...ter The feed assembly is installed as a complete unit and secured to lower feed bracket The feed horn is mechanically positioned with a template within 1 8 of the theoretical focal point of the reflec...

Page 13: ...limits and observe cable tracking 7 Inspect cable terminations and tighten springs if more than 010 gap exists between spring sets Tighten with an open end 1 4 wrench and using Visegrips pliers holdi...

Page 14: ...2MVSAT comes with a manual drive on the azimuth if needed The manual drive is located on the lower right back of casted mount underneath cover plates See attached figure Use a 1 2 socket with extensi...

Page 15: ...15 SECTION 7 Interface Drawing 1 1 2 13 9 16 31 3 8 21...

Page 16: ...ts high 110V AC 1 ph 60 Hz 15 amp or 220V AC 1 ph 60 Hz 7 5 amp MECHANICAL Reflector Mount Geometry Polarization Travel Azimuth Elevation Operational Standard Total Polarization Speed Slewing Deployin...

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