I. Introduction
A. Understanding Heat
B. Refrigerant 12 & 134A
II. Operation
A. Compressors
B. Receive-Drier / Accumulator
C. Thermostatic Expansion Valve/Orifice Tube
D. Evaporator
III. Controls
A. Basic
B. Compressor
C. Evaporator
D. Blower / Cooling
IV. Basic Systems
A. Thermostatic Switch Type
B. Suction Throttling Valve Type
C. Evaporator Pressure Regulator Type
V. Automatic Systems
A. Chrysler / Eagle
B. Ford
C. General Motors
D. Others
VI. Servicing
A. Refrigerant - 12
B. Manifold Gauge Set
C. Pressure Measurement
D. Stabilizing the System
E. Temperature / Visual Checks
F. Adding Refrigerant to Non Accumulator Systems Orifice Tube
VII. Repair
A. Discharging
B. Isolating The Compressor
C. Flushing The System
D. Repair Procedures
E. Compressor Reed Valve Replacement
F. Compressor Oil Check
G. Evacuating The System
H. Complete System Charge
I. Evacuating and Charging the Accumulator System
J. Final Performance Test
VIII. Diagnosis
A. Preparation
B. 10 Conditions For Accurately Diagnosing Internal System Problems
Jeffrey Stewart c/o Energy Transfer Technology, Inc. P.O. Box 2088 , 26 Whitman Lane, Wellfleet , Massachusetts, 02667 United States of America Tel: 1 (508) 349-9781 Fax: 1(508) 349-3298