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SiAF332111E
iii
Table of Contents
3.7 Eco Mode Setting .................................................................................143
3.8 Night-Time Low Noise Operation and Demand Operation...................144
4. Field Settings for Outdoor Unit (10/12 HP Models).............................148
4.1 Capacity Setting ...................................................................................148
4.2 BS Buttons and DIP Switches ..............................................................149
5. Test Operation (4/5/10/12 HP Models) ...............................................161
5.1 Check Work Prior to Turning Power Supply ON ..................................161
5.2 Turn Power ON ....................................................................................161
5.3 Test Operation (4/5 HP Models)...........................................................162
5.4 Test Operation (10/12 HP Models).......................................................166
6. Test Operation (6/8 HP) ......................................................................170
6.1 Checks before Test Operation .............................................................170
6.2 Checkpoints..........................................................................................170
6.3 Test Operation Procedure ....................................................................171
6.4 Turn Power ON ....................................................................................173
Part 6 Service Diagnosis ............................................................174
1. Servicing Items to be Confirmed .........................................................177
1.1 Troubleshooting....................................................................................177
1.2 Precautions for Maintenance................................................................177
1.3 Refrigerant Properties (R-410A)...........................................................178
2. Symptom-based Troubleshooting .......................................................179
2.1 With Optional Infrared Presence/Floor Sensor.....................................181
2.2 For 6/8 HP Outdoor Units.....................................................................182
3. Error Code via Remote Controller.......................................................183
3.1 BRC1E63 .............................................................................................183
3.2 BRC4M Series......................................................................................184
4. Error Code via Outdoor Unit PCB .......................................................185
4.1 4/5 HP Models......................................................................................185
4.2 6-12 HP Models....................................................................................189
5. Troubleshooting by Error Code ...........................................................190
5.1 Error Codes and Descriptions ..............................................................190
5.2 Error Codes (Sub Codes).....................................................................193
5.3 External Protection Device Abnormality ...............................................197
5.4 Indoor Unit PCB Abnormality ...............................................................198
5.5 Drain Level Control System Abnormality..............................................199
5.6 Indoor Fan Motor Lock, Overload.........................................................201
5.7 Indoor Fan Motor Abnormality..............................................................203
5.8 Power Supply Voltage Abnormality ......................................................208
5.9 Electronic Expansion Valve Coil Abnormality, Dust Clogging ..............211
5.10 Humidifier System Abnormality ............................................................212
5.11 Auto Grille Unit Error ............................................................................213
5.12 Defective Capacity Setting ...................................................................214
5.13 Transmission Abnormality (between Indoor Unit PCB and Fan PCB)...215
5.14 Transmission Error ...............................................................................217
5.15 Transmission Error (between Indoor Unit PCB and Auto Grille
5.16 Thermistor Abnormality ........................................................................220
5.17 Combination Abnormality (between Indoor Unit PCB and Fan PCB)...221
5.18 Capacity Setting Abnormality ...............................................................222
5.19 Indoor Unit PCB Abnormality ...............................................................223
Summary of Contents for VRV S RXQ4/5ARV1
Page 1: ...Service Manual Cooling Only 50 60 Hz RXQ4 5ARV1 RXMQ6ARV1 RXMQ8 10 12ARY1 SiAF332111E...
Page 369: ...SiAF332111E Wiring Diagrams Part 7 Appendix 363 RXMQ6ARV1 C 3D137051...
Page 370: ...Wiring Diagrams SiAF332111E 364 Part 7 Appendix RXMQ8ARY1 C 3D137060...
Page 371: ...SiAF332111E Wiring Diagrams Part 7 Appendix 365 RXMQ10 12ARY1 3D121610B...
Page 375: ...SiAF332111E Wiring Diagrams Part 7 Appendix 369 FXMQ40 50 63 80 100ARV1 3D127112 04 59...