Daikin R410A Split Series Installation Manual page 25

Malfunction
code
Transmission error between indoor Printed Circuit Board (Master)
C1
and indoor Printed Circuit Board (Slave)
C4 Indoor heat exchanger liquid pipe temperature sensor malfunction
Indoor heat exchanger condenser / evaporator temperature sensor
C5
malfunction
C9 Suction air thermistor malfunction
CJ Remote controller air thermistor malfunction
E0 Action of safety device (Outdoor unit)
E1 Outdoor Printed Circuit Board failure (Outdoor unit)
E3 High pressure switch (HPS) activated
OL (compressor overload) started, high pressure switch (HPS)
E5
activated
E6 Compressor motor lock by over current (Outdoor unit)
Outdoor fan motor lock malfunction (Outdoor unit)
E7
Outdoor fan instant overcurrent malfunction (Outdoor unit)
E8 Input overcurrent (Outdoor unit)
EA Cooling/heating switch malfunction (Outdoor unit)
F3 Discharge piping temperature malfunction (Outdoor unit)
F6 High pressure control (in cooling) (Outdoor unit)
F8 Operation halt due to compressor internal temperature abnormality
H0 Sensor fault for inverter (Outdoor unit)
H6 Operation halt due to faulty position detection sensor
H8 CT abnormality (Outdoor unit)
H9 Outdoor air thermistor system malfunction (Outdoor unit)
J3 Discharge piping thermistor system malfunction (Outdoor unit)
Outdoor heat exchanger distributor liquid piping thermistor
J6
malfunction (Outdoor unit)
L3 Reactor thermistor malfunction (Outdoor unit)
L4 Overheated heat-radiating fin (Outdoor unit)
L5 Instantaneous overcurrent (Outdoor unit)
P4 Heat-radiating fin thermistor malfunction (Outdoor unit)
U0 Suction piping temperature abnormal (Outdoor unit)
U2 Power voltage malfunction (Outdoor unit)
U4
Transmission error (between indoor and outdoor units)
UF
U5 Transmission error (between indoor and remote controller units)
U7 Transmission error of the inverter module
UA Field setting error
UE Transmission error (between indoor unit and centralized remote controller)
UC Remote controller address setting error
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English
Descriptions and measures Remarks
Abnormal stop is applied depending on the model or condition.
Abnormal stop is applied depending on the model or condition.
Abnormal stop is applied depending on the model or condition.
Remote controller thermo does not function, but body thermo
operation is enabled.
Depending on the type of outdoor unit connected, the
malfunction code may not be displayed.
Depending on the type of outdoor unit connected, the
malfunction contents may be different.
Abnormal stop is applied depending on the model or condition.
Abnormal stop is applied depending on the model or condition.
Abnormal stop is applied depending on the model or condition.
Inverter cooling failure.
The compressor engines and turbines may be experiencing a
ground fault or short circuit.
Abnormal stop is applied depending on the model or condition.
The refrigerant may be insufficient.
Abnormal stop is applied depending on the model or condition.
The inverter open-phase or main circuit condenser may be
malfunctioning.
Abnormal stop is applied depending on the model or condition.
Wiring error between indoor and outdoor unit. Or Indoor and
outdoor Printed Circuit Board failure.
Transmission between indoor unit and remote controller is not
performed properly.
System setting error of the simultaneous on/off multi-split type.
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