SiAF332111E Troubleshooting by Error Code
Part 6 Service Diagnosis 191
Outdoor Unit E1 l Outdoor unit main PCB abnormality 230
E2 l
Current leakage detection 231
Missing of leakage detection core 232
E3 l Activation of high pressure switch 233
E4 l Activation of low pressure sensor 235
E5 l Compressor motor lock 237
E6 l Compressor damage alarm 239
E7 l Outdoor fan motor abnormality 241
E9 l Electronic expansion valve coil abnormality 248
F3 l Discharge pipe temperature abnormality 249
F4 l Wet alarm 253
F6 l Refrigerant overcharged 255
H3 l Harness abnormality (between outdoor unit main PCB and inverter PCB) 256
H5 l OL activation (compressor overload) 257
H7 l
Outdoor fan motor signal abnormality 259
Outdoor fan PCB abnormality 260
H9 l Outdoor air thermistor abnormality 261
J3 l
Discharge pipe thermistor abnormality 261
Compressor body thermistor abnormality 261
J5 l
Suction pipe thermistor abnormality 261
Accumulator thermistor abnormality 261
J6 l Heat exchanger deicer thermistor abnormality 261
J7 l Subcooling heat exchanger liquid pipe thermistor abnormality 261
J8 l Heat exchanger liquid pipe thermistor abnormality 261
J9 l Subcooling heat exchanger gas pipe thermistor abnormality 261
JA l High pressure sensor abnormality 263
JC l Low pressure sensor abnormality 264
L1 l Inverter circuit abnormality 265
L2 l Momentary power failure during test operation 267
L4 l Radiation fin temperature rise abnormality 268
L5 l Compressor instantaneous overcurrent 272
L8 l Compressor overcurrent 275
L9 l Compressor startup abnormality 278
LC l
Transmission error between microcomputers on outdoor unit main PCB 281
Transmission error between inverter PCB and outdoor unit main PCB 283
P1
l
Inverter circuit capacitor high voltage 285
Power supply voltage imbalance 286
P3 l Reactor temperature abnormality 288
P4 l Radiation fin temperature abnormality 289
PJ l
Incorrect inverter and fan drive combination 291
Field setting after replacing outdoor unit main PCB abnormality or
combination of PCB abnormality
292
Error code
Operation
lamp
Description
Reference
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