SiBE121135_A
v Table of Contents
7.13 Compressor Sensor System Abnormality ............................................216
7.14 Position Sensor Abnormality ................................................................218
7.15 CT or Related Abnormality ...................................................................220
7.16 Thermistor or Related Abnormality (Outdoor Unit)...............................222
7.17 Electrical Box Temperature Rise..........................................................224
7.18 Radiation Fin Temperature Rise ..........................................................226
7.19 Output Overcurrent Detection ..............................................................228
8. Check ..................................................................................................230
8.1 Thermistor Resistance Check ..............................................................230
8.2 Fan Motor Connector Check ................................................................231
8.3 Hall IC Check .......................................................................................232
8.4 Indoor Electronic Expansion Valve Coil Check ....................................232
8.5 Power Supply Waveform Check...........................................................233
8.6 Outdoor Electronic Expansion Valve Check.........................................234
8.7 Four Way Valve Performance Check...................................................235
8.8 Inverter Unit Refrigerant System Check...............................................235
8.9 Inverter Analyzer Check .......................................................................236
8.10 Rotation Pulse Check on the Outdoor Unit PCB ..................................237
8.11 Installation Condition Check.................................................................238
8.12 Discharge Pressure Check...................................................................238
8.13 Outdoor Fan System Check .................................................................239
8.14 Capacitor Voltage Check......................................................................239
8.15 Power Module Check ...........................................................................240
Part 7 Trial Operation and Field Settings................................. 241
1. Pump Down Operation........................................................................242
2. Forced Operation ................................................................................243
3. Wiring Error Check Function ...............................................................244
4. Trial Operation ....................................................................................246
4.1 RA Indoor Unit......................................................................................246
4.2 SA Indoor Unit......................................................................................248
5. Field Settings ......................................................................................250
5.1 Outdoor Unit .........................................................................................250
5.2 RA Indoor Unit......................................................................................253
5.3 SA Indoor Unit......................................................................................258
6. Silicon Grease on Power Transistor / Diode Bridge............................262
Part 8 Appendix.........................................................................263
1. Piping Diagrams..................................................................................264
1.1 Outdoor Unit .........................................................................................264
1.2 Indoor Unit............................................................................................269
2. Wiring Diagrams..................................................................................276
2.1 Outdoor Unit .........................................................................................276
2.2 Indoor Unit............................................................................................281
3. Removal Procedure (Booklet No.) ......................................................289
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