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Copyright ©2012
VER:2͘ϭϬϭϭϲ201ϰ
ESCO Press
PO Box 521
Mount Prospect Il 60056
Phone: 800‐726‐9696
Fax: 800‐546‐3726
Website: www.escogroup.org
All rights reserved. Except as permiƩed under The United States Copyright Act of 1976, no part of this
publicaƟon may be reproduced or distributed in any form or means, or stored in a database or
retrieval system, without the prior wriƩen permission of the publisher, ESCO Press.
ISBN 1‐930044‐32‐1
This book was wriƩen as a general guide. The authors and publisher have neither liability nor can they
be responsible to any person or enƟty for any misunderstanding, misuse, or misapplicaƟon that would
cause loss or damage of any kind, including loss of rights, material, or personal injury, alleged to be
caused directly or indirectly by the informaƟon contained in this book.
Printed in the United States of America
7 6 5 4 3 2 1
Acknowledgements
ESCO Group would like to recognize the following individuals for their contribuƟons to this publicaƟon:
Howard "Mell" Greene III
,
HVAC/R Program
,
College of Southern Nevada
Rodrigo Jara, Training Department, United AssociaƟon
Rick Salisbury, Piping Industry Training Center