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You have heard the old saying, “A picture is worth a thousand words.” This is certainly true when referring to a water- or wastewater-unit process, plant process machinery, or a plant electrical motor controller. It would be next to impossible for a maintenance supervisor (or any other knowledgeable person) to accurately describe in words the shape, size, configuration, relations of the various components of a machine, or its operation in sufficient detail for a water or wastewater maintenance operator to troubleshoot the process or machine properly. Blueprints are the universal language used to communicate quickly and accurately the necessary information to understand process operations or to disassemble, service, and. | Blueprint I Reading 2002 by CRC Press LLC Blueprint _ Inn Reading Frank R. Spellman Joanne E. Drinan CRC PRESS Boca Raton London New York Washington D.C. Library of Congress Cataloging-in-Publication Data Spellman Frank R. Blueprint reading Frank R. Spellman Joanne E. Drinan. p. cm. Fundamentals for the water wastewater maintenance operator series Includes index. ISBN 1-58716-133-8 alk. paper 1. Blueprints. I. Drinan Joanne. II. Title. III. Series T379 .S69 2002 692 .1 024628 dc21 2001052849 CIP This book contains information obtained from authentic and highly regarded sources. Reprinted material is quoted with permission and sources are indicated. A wide variety of references are listed. Reasonable efforts have been made to publish reliable data and information but the author and the publisher cannot assume responsibility for the validity of all materials or for the consequences of their use. Neither this book nor any part may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying microfilming and recording or by any information storage or retrieval system without prior permission in writing from the publisher. The consent of CRC Press LLC does not extend to copying for general distribution for promotion for creating new works or for resale. Specific permission must be obtained in writing from CRC Press LLC for such copying. Direct all inquiries to CRC Press LLC 2000 N.W. Corporate Blvd. Boca Raton Florida 33431. Trademark Notice Product or corporate names may be trademarks or registered trademarks and are used only for identification and explanation without intent to infringe. Visit the CRC Press Web site at www.crcpress.com 2002 by CRC Press LLC No claim to original U.S. Government works International Standard Book Number 1-58716-133-8 Library of Congress Card Number 2001052849 Printed in the United States of America 1 2 3 4 5 6 7 8 9 0 Printed on acid-free .
