![background image](http://html1.mh-extra.com/html/daikin/reyq72/reyq72_serveice-manual_4175337004.webp)
SiUS39-602
Table of Contents
iii
2.6
“
A9
” Indoor Unit:
Malfunction of Moving Part of
Electronic Expansion Valve (20E)........................................................ 134
2.7
“
AF
” Indoor Unit:
Drain Level above Limit ............................................. 136
2.8
“
AJ
” Indoor Unit:
Malfunction of Capacity Determination Device .......... 137
2.9
“
C4
” Indoor Unit:
Malfunction of Thermistor (R2T)
for Heat Exchanger .............................................................................. 138
2.10
“
C5
” Indoor Unit:
Malfunction of Thermistor (R31T, R32T)
for Gas Pipes ....................................................................................... 139
2.11
“
C9
” Indoor Unit:
Malfunction of Thermistor (R1T) for Suction Air ........ 140
2.12
“
CJ
” Indoor Unit:
Malfunction of Thermostat Sensor in
Remote Controller ................................................................................ 141
2.13
“
E1
” Outdoor Unit:
PC Board Defect...................................................... 142
2.14
“
E3
” Outdoor Unit:
Actuation of High Pressure Switch.......................... 143
2.15
“
E4
” Outdoor Unit:
Actuation of Low Pressure Sensor.......................... 144
2.16
“
E5
”
Compressor Motor Lock (INV Compressor) .................................. 145
2.17
“
E6
”
Compressor Motor Overcurrent/Lock (STD Compressor)............. 146
2.18
“
E7
”
Malfunction of Outdoor Unit Fan Motor.......................................... 147
2.19
“
E9
” Outdoor Unit:
Malfunction of Moving Part of
Electronic Expansion Valve (Y1E, Y2E, Y3E)...................................... 149
2.20
“
F3
” Outdoor Unit:
Abnormal Discharge Pipe Temperature .................. 151
2.21
“
F6
”
Refrigerant Overcharged ............................................................... 152
2.22
“
H7
”
Abnormal Outdoor Fan Motor Signal............................................. 153
2.23
“
H9
” Outdoor Unit:
Malfunction of Thermistor for Outdoor Air (R1T) .... 154
2.24
“
J2
”
Current Sensor Malfunction .......................................................... 155
2.25
“
J3
” Outdoor Unit:
Malfunction of Discharge Pipe Thermistor
(R31~32T)............................................................................................ 156
2.26 “
J4
” Malfunction of Heat Exchanger Gas Pipe Thermistor
(R81, 82T) ............................................................................................ 157
2.27
“
J5
” Outdoor Unit:
Malfunction of Thermistor (R2T)
for Suction Pipe.................................................................................... 158
2.28
“
J6
” Outdoor Unit:
Malfunction of Thermistor (R4T) for
Outdoor Unit Heat Exchanger .............................................................. 159
2.29
“
J7
”
Malfunction of Receiver Outlet Liquid Pipe Thermistor (R6T) ....... 160
2.30
“
J8
”
Malfunction of Oil Equalizing Pipe Thermistor (R7T) .................... 161
2.31
“
J9
”
Malfunction of Sub-cooling Heat Exchanger Gas
Pipe Thermistor (R5T) ......................................................................... 162
2.32
“
JA
” Outdoor Unit:
Malfunction of Discharge Pipe Pressure Sensor .... 163
2.33
“
JC
” Outdoor Unit:
Malfunction of Suction Pipe Pressure Sensor......... 164
2.34
“
L4
” Outdoor Unit:
Malfunction of Inverter Radiating Fin
Temperature Rise ................................................................................ 165
2.35
“
L5
” Outdoor Unit:
Inverter Compressor Abnormal ............................... 166
2.36
“
L8
” Outdoor Unit:
Inverter Current Abnormal....................................... 167
2.37
“
L9
” Outdoor Unit:
Inverter Start up Error ............................................. 168
2.38
“
LC
” Outdoor Unit:
Malfunction of Transmission between
Inverter and Control PC Board............................................................. 169
2.39
“
P1
” Outdoor Unit:
Inverter Over-Ripple Protection ............................... 171
2.40
“
P4
” Outdoor Unit:
Malfunction of Inverter Radiating Fin
Temperature Rise Sensor .................................................................... 172
Summary of Contents for REYQ72
Page 35: ...Specifications SiUS39 602 24 Specifications...
Page 121: ...Field Setting SiUS39 602 110 Test Operation...
Page 129: ...Troubleshooting by Remote Controller SiUS39 602 118 Troubleshooting...
Page 225: ...Troubleshooting OP Unified ON OFF Controller SiUS39 602 214 Troubleshooting...
Page 232: ...SiUS39 602 Piping Diagrams Appendix 221 1 3 BS Unit BSVQ36MVJU BSVQ60MVJU 4D045338...
Page 235: ...Wiring Diagrams for Reference SiUS39 602 224 Appendix REYQ144 168 192MTJU C 3D050354A...
Page 240: ...SiUS39 602 Wiring Diagrams for Reference Appendix 229 2 4 BS Unit BSVQ36M 60MVJU 3D045069A...
Page 249: ...Example of Connection R 410A Type SiUS39 602 238 Appendix...
Page 255: ...Method of Replacing The Inverter s Power Transistors and Diode Modules SiUS39 602 244 Appendix...
Page 265: ...Precautions for New Refrigerant R 410A SiUS39 602 254 Precautions for New Refrigerant R 410A...
Page 269: ...SiUS39 602 iv Index...