Specifications

Troubleshooting by Remote Controller SiBE28-805
132 Troubleshooting
k : ON h : OFF l : Blink
Malfunction
code
Operation
lamp
Malfunction contents Page
Referred
Indoor Unit A0 l Error of external protection device 138
A1 l PC board defect 139
A3 l Malfunction of drain level control system (S1L) 140
A6 l Fan motor (M1F) lock, overload 142
A9 l Malfunction of moving part of electronic expansion valve (Y1E) 143
AF k Drain level above limit 145
AH k Malfunction of air filter maintenance —
AJ l Malfunction of capacity Determination Device 146
C4 l Malfunction of thermistor (R2T) for heat exchange 147
C5 l Malfunction of thermistor (R3T) for gas pipes 148
C9 l Malfunction of thermistor (R1T) for suction air 149
CC k Malfunction of humidity sensor system 150
CJ k Malfunction of thermostat sensor in remote controller 151
Outdoor Unit E1 l PC board defect 152
E3 l Actuation of high pressure switch 153
E4 l Actuation of low pressure sensor 155
E5 l Inverter compressor motor lock 157
E7 l Malfunction of outdoor unit fan motor 159
E9 l Malfunction of moving part of electronic expansion valve (Y1E, Y2E) 162
F3 l Abnormal discharge pipe temperature 164
F6 l Refrigerant overcharged 165
H7 l Abnormal outdoor fan motor signal 166
H9 l Malfunction of thermistor (R1T) for outdoor air 167
J3 l Malfunction of discharge pipe thermistor (R3T) 168
J5 l Malfunction of thermistor (R2T,R7T) for suction pipe 169
J6 l Malfunction of thermistor (R4T) for outdoor unit heat exchanger 170
J7 l Malfunction of liquid pipe thermistor (R6T) 171
J9 l Malfunction of subcooling heat exchanger gas pipe thermistor (R5T) 172
JA l Malfunction of high pressure sensor 173
JC l Malfunction of low pressure sensor 174
L0 l Inverter system error —
L4 l Malfunction of inverter radiating fin temperature rise 175
L5 l Inverter compressor abnormal 177
L8 l Inverter current abnormal 179
L9 l Inverter start up error 181
LA l Malfunction of power unit —
LC l Malfunction of transmission between inverter and control PC board 183
P1 l Inverter over-ripple protection 186
P4 l Malfunction of inverter radiating fin temperature rise sensor 187
PJ l Faulty field setting after replacing main PC board or faulty combination of PC
board
189