Table of Contents
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GENERAL HVAC (HEATING, VENTILATION
AND AIR CONDITIONING) SYSTEM
Description and Operation ................................... 7B-2
Specifications ...................................................... 7B-2
Repair Instructions ............................................... 7B-3
Basic A/C System Function .................................. 7B-5
Component Locator ............................................. 7B-7
A/C System Component ...................................... 7B-7
A/C System Pipe Line .......................................... 7B-8
Compressor Location ........................................... 7B-9
Diagnostic Information and Procedures ............ 7B-10
General Diagnosis ............................................. 7B-10
Diagnosis Using The Manifold Gauge ................ 7B-11
Maintenance and Repair ................................... 7B-13
Refrigerant Charging .......................................... 7B-13
SECTION 7B
TABLE OF CONTENTS
Compressor Oil Replacement ............................ 7B-17
Replacement of Refrigerant Connection .............. 7B-18
Repair Instructions .............................................. 7B-19
On-Vehicle Service ............................................... 7B-19
Air Filter (Auto A/C) ............................................ 7B-19
Receiver-Dryer ................................................... 7B-20
Condenser ......................................................... 7B-21
Compressor....................................................... 7B-23
A/C High/Low Pressure Line ............................... 7B-23
A/C Module Assembly ....................................... 7B-24
Unit Repair ........................................................... 7B-25
Compressor....................................................... 7B-25
Special Tools and Equipment ............................ 7B-27
Special Tools Table ............................................ 7B-27
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