Si39-502A
Troubleshooting
133
Part 6
Part 6
Part 6
Part 6
Troubleshooting
Troubleshooting
Troubleshooting
Troubleshooting
1. Symptom-based Troubleshooting .......................................................136
2. Troubleshooting by Remote Controller ...............................................139
The INSPECTION / TEST Button.........................................................139
Self-diagnosis by Wired Remote Controller .........................................140
Self-diagnosis by Wireless Remote Controller .....................................141
Remote Controller Service Mode .........................................................144
Remote Controller Self-Diagnosis Function .........................................146
3. Troubleshooting by Indication on the Remote Controller ....................151
” Indoor Unit: Error of External Protection Device ...........................151
” Indoor Unit: PC Board Defect.........................................................152
” Indoor Unit: Malfunction of Drain Level Control System (S1L) ......153
” Indoor Unit: Fan Motor (M1F) Lock, Overload...............................155
” Indoor Unit: Malfunction of Swing Flap Motor (MA) .......................156
” Indoor Unit: Malfunction of Moving Part of Electronic
Expansion Valve (20E).........................................................................158
” Indoor Unit: Drain Level above Limit..............................................160
” Indoor Unit: Malfunction of Capacity Determination Device ..........161
” Indoor Unit: Malfunction of Thermistor (R2T) for
” Indoor Unit: Malfunction of Thermistor (R3T) for Gas Pipes..........163
” Indoor Unit: Malfunction of Thermistor (R1T) for Suction Air.........164
” Indoor Unit: Malfunction of Thermostat Sensor
in Remote Controller ............................................................................165
” Outdoor Unit: PC Board Defect ......................................................166
” Outdoor Unit: Actuation of High Pressure Switch ..........................167
” Outdoor Unit: Actuation of Low Pressure Sensor ..........................168
” Outdoor Unit: Compressor Motor Lock ..........................................169
” Outdoor Unit: STD Compressor Motor Overcurrent/Lock..............170
” Outdoor Unit: Malfunction of Outdoor Unit Fan Motor ...................172
” Outdoor Unit: Malfunction of Moving Part of
Electronic Expansion Valve (Y1E, Y2E)...............................................174
” Outdoor Unit: Abnormal Discharge Pipe Temperature ..................176
” Outdoor Unit: Refrigerant Overcharged.........................................177
” Outdoor Unit: Abnormal Outdoor Fan Motor Signal.......................178
” Outdoor Unit: Malfunction of Thermistor (R1T) for Outdoor Air.....179
” Outdoor Unit: Current Sensor Malfunction ....................................180
” Outdoor Unit: Malfunction of Discharge Pipe Thermistor
” Outdoor Unit: Malfunction of Thermistor (R2T) for
” Outdoor Unit: Malfunction of Thermistor (R4T) for
Outdoor Unit Heat Exchanger Deicer...................................................183
Summary of Contents for VRV II RXYQ8MY1K
Page 53: ...Specifications Si39 502A 42 Specifications...
Page 143: ...Field Setting Si39 502A 132 Test Operation...
Page 258: ...Si39 502A Wiring Diagrams for Reference Appendix 247 FXCQ40M 50M 80M 125MVE 3D039557A...
Page 260: ...Si39 502A Wiring Diagrams for Reference Appendix 249 FXKQ25M 32M 40M 63MVE 3D039564A...
Page 264: ...Si39 502A Wiring Diagrams for Reference Appendix 253 FXMQ40M 50M 63M 80M 100M 125MVE 3D039620A...
Page 265: ...Wiring Diagrams for Reference Si39 502A 254 Appendix FXMQ200M 250MVE 3D039621A...
Page 266: ...Si39 502A Wiring Diagrams for Reference Appendix 255 FXHQ32M 63M 100MVE 3D039801C...
Page 267: ...Wiring Diagrams for Reference Si39 502A 256 Appendix FXAQ20M 25M 32M 40M 50M 63MVE 3D034206A...
Page 269: ...Wiring Diagrams for Reference Si39 502A 258 Appendix FXUQ71M 100M 125MV1 3D044973...
Page 270: ...Si39 502A Wiring Diagrams for Reference Appendix 259 FXAQ20MH 25MH 32MH 40MH 50MHV1 3D046348A...
Page 271: ...Wiring Diagrams for Reference Si39 502A 260 Appendix FXLQ20MH 25MH 32MH 40MH 50MHV1 3D046787A...
Page 272: ...Si39 502A Wiring Diagrams for Reference Appendix 261 BEVQ50MVE 3D046579A Notes...
Page 273: ...Wiring Diagrams for Reference Si39 502A 262 Appendix BEVQ71M 100M 125MVE 3D044901A Notes...
Page 285: ...Piping Installation Point Si39 502A 274 Appendix...
Page 293: ...Method of Replacing The Inverter s Power Transistors and Diode Modules Si39 502A 282 Appendix...
Page 307: ...Si39 502A iv Index...