Gree Ductless Heat Pump Error Codes

Gree Ductless Heat Pump Error Codes

 Models: GWH09KF-A3DNB1A / GWH12KF-A3DNB1A/ GWH09KF-D3DNB1C/ GWH12KF-D3DNB1C/ GWH18KG-D3DNB1C/ GWH24KG-D3DNB1A
Gree AC Remote Control Display

Gree Ductless Heat Pump Error Codes

Gree AC Remote Control Display
Error CodesPossible Causes
C5Indoor Configuration Jumper/Missing Configuration Jumper on Indoor Control Board
LPIndoor/Outdoor Mismatch/Indoor and Outdoor Units Do Not Match
E5High Current Protection/Power Supply is not Stable and Voltage Range is too Large
E6Communication Error/Mis-wired or Communication Failure
F1Indoor Air Temp. Thermistor/Bad Connection, or Indoor Air Sensor Failure
F2Indoor Coil Temp. Thermistor/Bad Connection, or Indoor Coil Sensor Failure
F3Outdoor Air Temp. Thermistor/Bad Connection, or Outdoor Ambient Sensor Failure
F4Outdoor Coil Temp. Thermistor/Bad Connection, or Outdoor Coil Sensor Failure
F5Compressor Discharge Temp. Thermistor/Bad Connection, or Discharge Sensor Failure
H3Compressor Overload Protection/Low Refrigerant Charge
H5IPM Module Protection/IPM Module Temperature Too High
H6Indoor Fan Malfunction/Indoor Fan Stopped or Running too Slow
H7Compressor Synchronism/High Pressure, Low Voltage, or Bad Connections
U74-Way Valve Malfunction/Bad Connection, Solenoid Failure, or Valve Malfunction.  

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