Andrew OM24SNG-RC manual Introduction, Purpose Proprietary Data Information and Assistance

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Introduction

Purpose

Proprietary Data

Information and Assistance

Notice

The purpose of this manual is to provide installation and preventive maintenance required to support the 2.4M SNG Antenna Assembly and Motor Drive System. This manual is subdivided into six sections to provide convenient reference for operator/ser- vice personnel requiring technical information on general system and equipment.

A separate user’s manual is provided with each RCI 3000 or 3050 control system.

The technical data contained herein is proprietary to Andrew Corporation. It is intended for use in operation and maintenance of Andrew supplied 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. Refer to the tech- nical assistance portion of this this manual for the contact numbers appropriate to your location.

The installation, maintenance, or removal of antenna systems requires qualified, experi- enced personnel. Andrew installation instructions have been written for such personnel. Antenna systems should be inspected by qualified personnel to verify proper installation, maintenance and condition of equipment.

Andrew Corporation disclaims any liability or responsibility for the results of improper or unsafe installation and maintenance practices.

All designs, specifications, and availabilities of products and services presented in this manual are subject to change without notice.

Copyright © 1998, Andrew Corporation

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Introduction

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Contents Meter SNG Table of Contents Purpose Proprietary Data Information and Assistance IntroductionCall From Telephone Fax Customer Service CenterHour Technical Assistance Call From Call To Telephone FaxKeep Away From Live Circuits Safety SummaryDo Not Service Or Adjust Alone ESD PrecautionAntenna DescriptionGeneral Introduction Antenna Drive System Cable Inspection MaintenanceCable Replacement Azimuth Rotational Limits Overhead View of Antenna Azimuth Access Port Positioned Over Cable Adjusting Nuts Azimuth Drive Cable Tension Adjustment StepAdjusting Azimuth Cable Tension Step Elevation Cable Tension Adjustment Elevation Drive Cable Tension Adjustment StepControls and Power Failure Azimuth Drive Step Emergency ProceduresBrake Release Screws Elevation Drive Step Component Replacement Brake WiresBrake Release Hardware Body Nuts Cover Brake Brake Release Weep Hole Protective Tube Brake Cover Elevation Brake Replacement Specifications 22SpecificationsAntenna Electrical Antenna Mechanical 23Specifications24Specifications Antenna DimensionsAntenna Clearance Envelope and Center of Gravity Side View 25SpecificationsView Antenna Clearance Envelope Top View