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FEILKODER The error code is displayed on screen indoor unit. E2 Indoor temperature sensor failure E3 Indoor tube coil temperature sensor failure E4 Defrost temperature sensor failure E5 cooling and heating bad failure E6 frost prevent (cooling mode) / overheating protection (heating mode) E7 feedback and PG electrical failure E8 Signal transportation failure between indoor unit and outdoor unit(there is something wrong with wire which connect indoor unit and outdoor unit,maybe the connection is not well) E9 Failure of compressor start EA Current overloaded of outdoor unit EB Outlet compressor temperature sensor failure EC Ambient air temperature sensor failure ED Outdoor unit mould overheated/overloaded EE Outlet compressor overheated EF Coil of outdoor heat exchanger overheated
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