Daikin VRV RXYMQ-A Series Service Manual page 163

SiME332106E
5.2.2 Outdoor Unit, System
Error code
E1 - 01 Outdoor unit PCB error
E1 - 02 Defective outdoor unit PCB
E2 - 01 Earth leakage detection error
E2 - 06 Missing of earth leakage detection core
E3 - 01 High pressure switch activated
E3 - 02 High pressure switch activated
E3 - 07 High pressure switch activated (Batch)
E3 - 13 Liquid stop valve check error
E3 - 20 High pressure switch activated
Low pressure error
E4 - 01
Compressor M1C lock
E5 - 01
E7 - 01 Fan motor M1F lock
E7 - 05 Fan motor M1F instantaneous overcurrent
E7 - 09 Fan motor M1F IPM error
E9 - 01 Electronic expansion valve coil Y1E error
E9 - 03 Electronic expansion valve coil Y2E error
E9 - 04 Electronic expansion valve coil Y3E error
E9 - 26 Electronic expansion valve coil Y4E error
E9 - 48 Electronic expansion valve overcurrent
E9 - 54 Defective circuit
F3 - 01 Discharge pipe high temperature error
F3 - 23 Overload protector activated (Q1M)
F4 - 01 Wet alarm for compressor M1C
F4 - 08 Wet error for compressor M1C
F4 - 14 Indoor unit failure alarm
F6 - 02 Excess refrigerant charge error
Excess refrigerant charge warning
F6 - 03
Connection error between main PCB and inverter PCB
H3 - 02
Defective overload protector for M1C (Q1M)
H5 - 01
Defective fan PCB for M1F
H7 - 21
Defective outdoor air thermistor (R1T)
H9 - 01
J3 - 16 Defective discharge pipe thermistor (R21T): Open
J3 - 17 Defective discharge pipe thermistor (R21T): Short
J3 - 56 Discharge pipe warning
Defective suction pipe thermistor (R3T)
J5 - 01
Defective heat exchanger deicer thermistor (R7T)
J6 - 01
Defective subcooling heat exchanger liquid pipe
J7 - 06 thermistor (R5T)
Defective heat exchanger liquid pipe thermistor (R4T)
J8 - 01
Defective subcooling heat exchanger gas pipe
J9 - 01
thermistor (R6T)
Error detection of subcooling heat exchanger gas pipe
J9 - 08
thermistor (R6T)
Part 6 Service Diagnosis
Description of error
Troubleshooting
Refer to the E1 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the E2 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the E3 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the E4 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the E5 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the E7 flowchart and make a diagnosis
of the fan motor based
on the Error code shown to the left.
Refer to the E9 flowchart and make a diagnosis
of the relevant electronic expansion valve based
on the Error code shown to the left.
Refer to the F3 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the F4 flowchart and make a diagnosis based
on the Error code shown to the left.
Excess refrigerant charge was detected during test run.
Excess refrigerant charge was detected
during operation other than test run.
Refer to the H3 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the H5 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the H7 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the H9 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the J3 flowchart and make a diagnosis
based on the Error code shown to the left.
Refer to the J5 flowchart and make a diagnosis
of the thermistor based
on the Error code shown to the left.
Refer to the J6 flowchart and make a diagnosis
of the thermistor based
on the Error code shown to the left.
Refer to the J7 flowchart and make a diagnosis
of the thermistor based
on the Error code shown to the left.
Refer to the J8 flowchart and make a diagnosis
of the thermistor based
on the Error code shown to the left.
Refer to the J9 flowchart and make a diagnosis
of the thermistor based
on the Error code shown to the left.
Troubleshooting by Error Code
Diagnosis
157