Daikin RZQG71~140L7V1B Service Manual page 5

Part 8 Appendix.........................................................................255
1. Piping Diagrams..................................................................................256
2. Wiring Diagrams..................................................................................257
3. Precautions for New Refrigerant (R-410A) .........................................259
iii
4.6 Indoor Unit Fan Motor Abnormality ......................................................187
4.7 Capacity Setting Abnormality ...............................................................188
4.8 Transmission Error (between Indoor Unit PCB and Adaptor PCB) ......189
4.9 Thermistor Abnormality ........................................................................191
4.10 Humidity Sensor System Abnormality ..................................................192
4.11 Remote Controller Thermistor Abnormality ..........................................193
4.12 Outdoor Unit PCB Abnormality.............................................................194
4.13 High Pressure Abnormality (Detected by the High Pressure
Switch)..................................................................................................195
4.14 Actuation of Pressure Sensor...............................................................199
4.15 Compressor Motor Lock .......................................................................201
4.16 Outdoor Unit Fan Motor Abnormality....................................................202
4.17 Electronic Expansion Valve Abnormality..............................................204
4.18 Discharge Pipe Temperature Control...................................................207
4.19 High Pressure Switch System Abnormality ..........................................209
4.20 Thermistor System Abnormality ...........................................................210
4.21 Outdoor Unit PCB Abnormality.............................................................211
4.22 Radiation Fin Temperature Rise ..........................................................213
4.23 Output Overcurrent Detection ..............................................................215
4.24 Electronic Thermal (Time Lag) .............................................................217
4.25 Stall Prevention (Time Lag)..................................................................219
4.26 Transmission System Abnormality (between Control and
Inverter PCB)........................................................................................221
4.27 Open Phase or Power Supply Voltage Imbalance ...............................222
4.28 Defective Capacity Setting ...................................................................223
4.29 Refrigerant Shortage (Alert) .................................................................224
4.30 Refrigerant Shortage (Error).................................................................225
4.31 Power Supply Voltage Abnormality ......................................................227
4.32 Transmission Error between Indoor and Outdoor Unit.........................229
4.33 Transmission Error Between Remote Controller and Indoor Unit ........232
4.34 Transmission Error between MAIN Remote Controller and
SUB Remote Controller........................................................................233
4.35 Field Setting Switch Abnormality..........................................................234
4.36 "UC" Address Duplication of Centralized Controller ...............................236
4.37 Transmission Error Between Centralized Controller and
Indoor Unit............................................................................................237
4.38 Transmission Error between Indoor and Outdoor Unit / Piping
and Wiring Mismatch / Refrigerant Shortage .......................................239
4.39 Check ...................................................................................................241
1.1 RZQG71L .............................................................................................256
1.2 RZQG100-140L....................................................................................256
2.1 Indoor Unit............................................................................................257
2.2 Outdoor Unit .........................................................................................258
3.1 Outline ..................................................................................................259
3.2 Refrigerant Cylinders............................................................................261
3.3 Service Tools........................................................................................262
ESIE12-06
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