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Appendix
Display (B part)
Red
Green
English
40
Error
Code
Yellow
Compressor Discharge temperature
E251
sensor error (Short/Open)
Abnormal compressor running
E467
(Compressor Rotation Error)
Outdoor unit high discharge
E416
temperature - Safety control
(Compressor stop)
E422 High pressure blockage control
Outdoor communication error
E203
between main micom and inverter
micom
Compressor trip by input current
E462
control mode (PFC over current)
E468 Current sensor error (Short/Open)
Inverter IPM Heat Sink sensor error
E474
(Short/Open)
Inverter input current sensor error
E485
(Short/Open)
E464 DC Peak system error (Over current)
Outdoor communication error beween
E206
main micom and hub micom
Outside temperature sensor error
E221
(Short/Open)
Inverter DC link Voltage error (under
E466
150V, over 410V)
E483 H/W Detect DC Link over voltage Error
E484 PFC Overload error (Over current)
The number of indoor unit
E201
mismatched
Communication errer between the
E202
outdoor and indoor unit
Condenser temperature sensor error
E237
(Short/Open)
Explanation
Remark
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