Free Download Automotive Air ConditioningTraining Manual

CONTENTS

Section (1) Theory
Air Conditioning Training Manual
The Four Major Functions ------------------------------------------ 15
Understanding Heat ------------------------------------------------- 16
Change of State ----------------------------------------------------- 19
Pressure & Temperature Relationship --------------------------  20
The Ozone Layer---------------------------------------------------- 21
R134a Properties --------------------------------------------------- 22
Principles of Air Conditioning ----------------------------------------24

Section (11) System Types
CCTXV with Block Valve-------------------------------------------- 25
CCTXV with Parallel Flow Condenser-------------------------------  26
CCOT with Parallel Flow Condenser --------------------------------  27
CCOT TXV Dual System--------------------------------------------  28

Section (111) Components
Compressors -------------------- -------------------------------------29
Clutches -------------------------------------------------------------- 34
Lubrication ----------------------------------------------------------- 35
Condensers ---------------------- -------------------------------------36
Foam Seals ----------------------- ------------------------------------37
Condenser Electric Fans ---------------------------------------------- 37
Evaporators ---------------------- ------------------------------------38
Thermal Expansion  Valves --------------------------------------------39
Super Heat ----------------------- ------------------------------------41
Orifice Tubes -------------------- ------------------------------------ 42
Filter Drier Receivers -------------------------- -----------------------43
Accumulators ------------------------------------- --------------------44
‘O’ Rings ------------------------------------------------------------ 45
Hoses ------------------------------------------------- ----------------46
Charging Ports ------------------------------------ --------------------47
Wiring A/C systems --------------------------------------------------- 48
Blower Speed Controls ----------------------------------------------- 49
Compressor Cycling Control ---------------- ------------------------- 50
Protective Sensors --------------------------------------------------    54
Temperature Control ----------------------------------------------      60
Mode Control ------------------------------------- -------------------61
Electronic Temperature Control (ECC)- ------------------------------ 63

Section (1V) Retrofitting
Introduction                                                                         65
Procedures                                                                          66
Retro Chart                                                                         68

Section (V) Equipment
Charging                                                                              70
Combination Units                                                                71
Gauges                                                                                 72
Recovery & Recycle                                                             73
Vacuum Pump                                                                       74

Section (V1) Servicing
Refrigerant Safety------------------------------------------------------------- 75
Leak Detection ----------------------------------------------------------------76
Lubrication ----------------------------------------------------------------------79
Lubricating Oil -----------------------------------------------------------------80
System Flushing ---------------------------------------------------------------81
Preparation ----------------------------------------------------------------------82
Pressure Gauges ---------------------------------------------------------------83
Evacuation & Charging Procedure ------------------------------------- 84
Thermistor & Amplifier Testing -----------------------------------------86
Diagnostics ---------------------------------------------------------------------- 87
Diagnostics Hints --------------------------------------------------------------99

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