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SiUS39-602
Troubleshooting by Remote Controller
Troubleshooting
123
8
: ON
7
: OFF
9
: Blink
Malfunction
code
Operation
lamp
Inspection
display
Unit No.
Malfunction contents
Page
Referred
Indoor
Unit
A0
9
9
9
Error of external protection device
127
A1
9
9
9
PC board defect, E
2
PROM defect
128
A3
9
9
9
Malfunction of drain level control system (S1L)
129
A6
9
9
9
Fan motor (MIF) lock, overload
131
A7
8
7
9
Malfunction of swing flap motor (MA)
132
A9
9
9
9
Malfunction of moving part of electronic expansion valve (20E)
134
AF
8
7
9
Drain level above limit
136
AH
8
7
9
Malfunction of air filter maintenance
—
AJ
9
9
9
Malfunction of capacity setting
137
C4
9
9
9
Malfunction of thermistor (R2T) for heat exchange
(loose connection, disconnection, short circuit, failure)
138
C5
9
9
9
Malfunction of thermistor (R31T, R32T) for gas pipes
(loose connection, disconnection, short circuit, failure)
139
C9
9
9
9
Malfunction of thermistor (R1T) for air inlet (loose
connection, disconnection, short circuit, failure)
140
CJ
8
8
8
Malfunction of thermostat sensor in remote controller
141
Outdoor
Unit
E1
9
9
9
PC board defect
142
E3
9
9
9
Actuation of high pressure switch
143
E4
9
9
9
Actuation of low pressure sensor
144
E5
9
9
9
Compressor motor lock (INV compressor)
145
E6
9
9
9
Standard compressor lock or over current
146
E7
9
9
9
Malfunction of outdoor unit fan motor
147
E9
9
9
9
Malfunction of moving part of electronic expansion
valve (Y1E~3E)
149
F3
9
9
9
Abnormal discharge pipe temperature
151
F6
9
9
9
Refrigerant overcharged
152
H3
8
7
9
Malfunction of High pressure switch
—
H4
9
9
9
Actuation of Low pressure switch
—
H7
9
9
9
Abnormal outdoor fan motor signal
153
H9
9
9
9
Malfunction of thermistor (R1T) for outdoor air (loose
connection, disconnection, short circuit, failure)
154
J2
9
9
9
Current sensor malfunction
155
J3
9
9
9
Malfunction of discharge pipe thermistor (R31~32T)
(loose connection, disconnection, short circuit, failure)
156
J4
9
9
9
Malfunction of heat exchanger gas pipe thermistor (R81, 82T)
157
J5
9
9
9
Malfunction of thermistor (R2T) for suction pipe (loose
connection, disconnection, short circuit, failure)
158
J6
9
9
9
Malfunction of thermistor (R4T) for heat exchanger
(loose connection, disconnection, short circuit, failure)
159
J7
9
9
9
Malfunction of receiver outlet liquid pipe thermistor (R6T)
160
J8
9
9
9
Malfunction of thermistor (R7T) for oil equalizing pipe.
(loose connection, disconnection, short circuit, failure)
161
J9
9
9
9
Malfunction of receiver gas pipe thermistor (R5T)
162
JA
9
9
9
Malfunction of discharge pipe pressure sensor
163
JC
9
9
9
Malfunction of suction pipe pressure sensor
164
L0
9
9
9
Inverter system error
—
L4
9
9
9
Malfunction of inverter radiating fin temperature rise
165
L5
9
9
9
Inverter compressor motor grounding, short circuit
166
L6
9
9
9
Compressor motor coil grounding on short circuit
—
L8
9
9
9
Inverter current abnormal
167
L9
9
9
9
Inverter start up error
168
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...