CarTech®, Inc.
838 Lake Street South
Forest Lake, MN 55025
Phone: 651-277-1200 or 800-551-4754
Fax: 651-277-1203
© 2019 by Jerry Clemons
All rights reserved. No part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording, or by any information storage and retrieval system, without prior permission from the Publisher. All text, photographs, and artwork are the property of the Author unless otherwise noted or credited.
The information in this work is true and complete to the best of our knowledge. However, all information is presented without any guarantee on the part of the Author or Publisher, who also disclaim any liability incurred in connection with the use of the information and any implied warranties of merchantability or fitness for a particular purpose. Readers are responsible for taking suitable and appropriate safety measures when performing any of the operations or activities described in this work.
All trademarks, trade names, model names and numbers, and other product designations referred to herein are the property of their respective owners and are used solely for identification purposes. This work is a publication of CarTech, Inc., and has not been licensed, approved, sponsored, or endorsed by any other person or entity. The Publisher is not associated with any product, service, or vendor mentioned in this book, and does not endorse the products or services of any vendor mentioned in this book.
Edit by Bob Wilson
Layout by Hailey Samples
Many thanks to Joe Palazzolo for his photo contributions.
ISBN 978-1-61325-500-1
Item No. SA458
Library of Congress Cataloging-in-Publication Data
Names: Clemons, Jerry, author.
Title: How to repair automotive air-conditioning and heating systems / Jerry Clemons.
Description: Forest Lake, MN : CarTech, [2019]
Identifiers: LCCN 2019017593 | ISBN 9781613255001
Subjects: LCSH: Automobiles--Heating and ventilation--Maintenance and repair. | Automobiles--Air conditioning--Maintenance and repair.
Classification: LCC TL271 .C54 2019 | DDC 629.2/7720288--dc23
LC record available at https://lccn.loc.gov/2019017593
Written, edited, and designed in the U.S.A.
Printed in China
10 9 8 7 6 5 4 3 2 1
CarTech books may be purchased at a discounted rate in bulk for resale, events, corporate gifts, or educational purposes. Special editions may also be created to specification.
For details, contact Special Sales at 838 Lake
Street S., Forest Lake MN 55025 or by email at
DISTRIBUTION BY:
Europe
PGUK
63 Hatton Garden
London EC1N 8LE, England
Phone: 020 7061 1980 • Fax: 020 7242 3725
Australia
Renniks Publications Ltd.
3/37-39 Green Street
Banksmeadow, NSW 2109, Australia
Phone: 2 9695 7055 • Fax: 2 9695 7355
Canada
Login Canada
300 Saulteaux Crescent
Winnipeg, MB, R3J 3T2 Canada
Phone: 800 665 1148 • Fax: 800 665 0103
CONTENTS
Chapter 1: Introduction and History
History of Cabin Heating Systems
History of Air-Conditioning Systems
Evolution of Heating and Air-Conditioning Systems
Automatic Temperature Control and Dual Zone Systems
Chapter 3: AC Refrigeration Systems
Operation of Each Major AC Component
Chapter 4: Diagnosis of the AC System
Visual Inspection
Leak Testing
Performance Testing
Heat Load Testing