2
Table of Contents
Safety Precautions & Warnings.........................................................................................................................
Model Number Identication............................................................................................................................
Physical & Electrical Data.................................................................................................................................
System Overview.................................................................................................................................................
Approved Combinations and Capacities.........................................................................................................
Refrigeration Cycles and Components............................................................................................................
Indoor & Outdoor Components.......................................................................................................................
Basic & Protection Functions............................................................................................................................
Remote Control Operation................................................................................................................................
Refrigerant Lines, Connection, Evacuating and Charging............................................................................
Installation, Filter Maintenance and Emergency Operation........................................................................
Electrical Schematics..........................................................................................................................................
Printed Circuit Boards.......................................................................................................................................
Troubleshooting Indoor Components.............................................................................................................
Troubleshooting Outdoor Components..........................................................................................................
Fault Codes & Status Displays............................................................................................................................
Troubleshooting Flow Charts............................................................................................................................
Error Code Flow Charts....................................................................................................................................
Disassembly of Indoor Units..............................................................................................................................
Disassembly of 18,000 btuh Outdoor Systems................................................................................................
Disassembly of 24,000 & 30,000 btuh Outdoor Systems................................................................................
Disassembly of 36,000 btuh Outdoor Systems................................................................................................
Disassembly of 42,000 btuh Outdoor Systems................................................................................................
Appendix 1 - 3 Temperature Sensor Resistance Tables..................................................................................
3
4
5 - 7
8
9 - 20
21 - 25
26 - 28
29 - 34
35 - 38
39 - 42
43 - 49
50 - 54
55 - 58
59 - 60
61 - 70
71 - 76
77 - 83
84 - 105
106 - 107
108 - 113
114 - 117
118 - 120
121 - 124
125 - 130