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

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Troubleshooting

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