Table of contents
PC800, 850-8E0
Testing inner sensor ............................................................................................................
80- 42
Testing evaporator temperature sensor...............................................................................
80- 43
Testing sunlight sensor........................................................................................................
80- 45
Testing (dual) pressure switch for refrigerant ......................................................................
80- 46
Testing relays ......................................................................................................................
80- 47
Troubleshooting chart 1 .......................................................................................................
80- 48
Troubleshooting chart 2 .......................................................................................................
80- 50
Information in troubleshooting table.....................................................................................
80- 52
Troubleshooting for power supply and CAN communication system (Air conditioner does not operate)
.............................................................................................................................................
80- 54
Troubleshooting for compressor and refrigerant system (Air is not cooled) ........................
80- 59
Troubleshooting for blower motor system (No air comes out or air flow is abnormal) .........
80- 63
Troubleshooting for temperature control..............................................................................
80- 67
Troubleshooting for vent (mode) changeover......................................................................
80- 70
Troubleshooting for FRESH/RECIRC air changeover .........................................................
80- 72
Troubleshooting for temperature sensor system .................................................................
80- 74
Troubleshooting with gauge pressure..................................................................................
80- 76
Connection of service tool ...................................................................................................
80- 78
Precautions for disconnecting and connecting air conditioner piping ..................................
80- 80
Handling of compressor oil ..................................................................................................
80- 82
90 Diagrams and drawings
Hydraulic circuit diagram ........................................................................................................
90-
3
Symbols used in hydraulic circuit diagrams .........................................................................
90-
3
Hydraulic circuit diagram .....................................................................................................
90-
7
Electrical circuit diagram .........................................................................................................
90- 11
Symbols used in electric circuit diagrams............................................................................
90- 11
Electrical circuit diagram ......................................................................................................
90- 15
Index .......................................................................................................................................
1
00-11