C5Daikin
Daikin C5 Error Code
Gas pipe thermistor malfunction
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Other Daikin Error Codes
A1
Indoor unit PCB malfunction
A3
Drain level control system malfunction
A5
High pressure / freeze-up protection activated
A6
Fan motor locked, overloaded, or overcurrent
C4
Liquid pipe thermistor malfunction
C9
Suction air thermistor malfunction
E1
Outdoor unit PCB defect
E3
High pressure switch actuation
E4
Low pressure switch actuation
E5
Inverter compressor motor overheat/lock
E7
Outdoor unit fan motor malfunction
F3
Discharge pipe high temperature