SiUS39-602
Table of Contents v
Part 7 Replacement Procedure for INV Compressor,
VRV (REYQ72M, 96M).................................................... 215
1. Replacement Procedure for INV Compressor,
VRV (REYQ72M, 96M).......................................................................216
1.1 Replacement Procedure ...................................................................... 216
Part 8 Appendix ........................................................................ 217
1. Piping Diagrams..................................................................................218
1.1 Outdoor Unit.........................................................................................218
1.2 Indoor Unit ........................................................................................... 219
1.3 BS Unit................................................................................................. 221
2. Wiring Diagrams for Reference...........................................................222
2.1 Outdoor Unit.........................................................................................222
2.2 Field Wiring ..........................................................................................223
2.3 Indoor Unit ........................................................................................... 225
2.4 BS Unit................................................................................................. 229
3. List of Electrical and Functional Parts.................................................230
3.1 Outdoor Unit......................................................................................... 230
3.2 Indoor Side...........................................................................................231
4. Option List...........................................................................................234
4.1 Option List of Controllers ..................................................................... 234
4.2 Option Lists (Outdoor Unit) ..................................................................235
5. Example of Connection (R-410A Type) ..............................................236
5.1 Heat Recovery System ........................................................................ 236
5.2 Example of connection.........................................................................237
6. Thermistor Resistance / Temperature Characteristics........................239
7. Pressure Sensor .................................................................................241
8. Method of Replacing The Inverter’s Power Transistors and
Diode Modules ....................................................................................242
8.1 Method of Replacing The Inverter’s Power Transistors and
Diode Modules ..................................................................................... 242
Part 9 Precautions for New Refrigerant (R-410A) ................... 245
1. Precautions for New Refrigerant (R-410A) .........................................246
1.1 Outline.................................................................................................. 246
1.2 Service Tools ....................................................................................... 248
Index ............................................................................................ i
Drawings & Flow Charts .................................................................v
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