Table of Contents Air Conditioning for Collision Repair Air Conditioning for Collision Course Overview /Menu ....................................................................... 2 Repair Section 1: Safety and Certification Section 1 Topics ................................................................................... 5 Before Working on AC Systems ........................................................... 6 Compressed Gasses ............................................................................ 6 Compressor Oil .....................................................................................
7 Electrical Circuits .................................................................................. 7 Refrigerant ............................................................................................ 8 Certification ........................................................................................... 9 Section 2: AC Section 2 Topics ................................................................................. 11 Toyota Technical Information System (TIS) ....................................... 12 Using TIS: Example ............................................................................
13 Gaskets & O-rings ............................................................................... 15 Tightening Fittings ............................................................................... 15 Quick Disconnect ................................................................................ 16 Quick Connect .................................................................................... 17 Repair Resources & Tips Disconnect ...................................................................................... 17 Connect ..........................................................................................
17 Prevent Contamination ....................................................................... 18 Contaminants .................................................................................. 18 Techstream ......................................................................................... 19 Techstream Lite .............................................................................. 19 Techstream Health Check .................................................................. 20 Section 3: AC System Section 3 Topics .................................................................................
21 System Overview ................................................................................ 22 Visual Inspection & Performance Checks ........................................... 23 Basic AC System Checks ................................................................... 24 Evaluation AC Indicator Light ........................................................................... 24 AC Outlet Temperature ................................................................... 24 Engine Coolant Temperature .......................................................... 25 Temperature Control .......................................................................
25 Refrigerant Line Temperature ............................................................. 26 Compressor Operation ........................................................................ 27 Magnetic Clutch .............................................................................. 27 DL Pulley ........................................................................................ 27 Compressor Drive Belt Tension ...................................................... 27 A/C Pressure Gauge ........................................................................... 29 Static Pressure Test ............................................................................
29 Normal System Pressures .................................................................. 30 Collision Repair & Refinish Training i