80
6 times OFF EH 61
Evaporator coil middle temperature sensor T2 is in
open circuit or has short circuited
12 times OFF EC 07
The outdoor fan speed is operating outside of the
normal range
9 times OFF EH 0b Indoor PCB/Display board communication error
8 times OFF EL 0C Refrigerant leakage detection
7 times FLASH PC 00
IPM malfunction or IGBT over-strong current
protection
2 times FLASH PC 01 Over voltage or over low voltage protection
3 times FLASH PC 02
Top temperature protection of compressor or High
temperature protection of IPM module or High
pressure protection
5 times FLASH PC 04 Inverter compressor drive error
1 time FLASH PC 08 Current overload protection
7 times FLASH PC 03 Low pressure protection
1 times ON -- Indoor units mode conflict
Notes:all IDU error code could refer to Hiwall and LC IDU.
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