Daikin Aurora Series, Service Manual

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Symptom-based Troubleshooting SiUS341802E
155 Service Diagnosis
1.6.2 Outdoor Unit
Error code
Troubleshooting
Description of error Description of diagnosis
E1 - 01 Outdoor unit PCB error
Refer to the E1 flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
E1 - 02 Defective outdoor unit PCB
E2 - 01 Ground leakage detection error (Master)
Refer to the E2 flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
E2 - 02 Ground leakage detection error (Slave 1)
E2 - 03 Ground leakage detection error (Slave 2)
E2 - 06
Missing of ground leakage detection core
(Master)
E2 - 07
Missing of ground leakage detection core
(Slave 1)
E2 - 08
Missing of ground leakage detection core
(Slave 2)
E3 - 01
E3 - 02 Actuation of high pressure switch S1PH
(Master)
Refer to the E3 flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
E3 - 03
E3 - 04 Actuation of high pressure switch S1PH
(Slave 1)
E3 - 05
E3 - 06 Actuation of high pressure switch S1PH
(Slave 2)
E3 - 07
High pressure standby E3 latch error (System
integrated)
E3 - 13 Liquid stop valve check error (Master)
E3 - 14 Liquid stop valve check error (Slave 1)
E3 - 15 Liquid stop valve check error (Slave 2)
E3 - 18 Overall retry of high pressure switch
E4 - 01 Low pressure sensor error (Master)
Refer to the E4 flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
E4 - 02 Low pressure sensor error (Slave 1)
E4 - 03 Low pressure sensor error (Slave 2)
E5 - 01 Inverter compressor M1C lock (Master)
Refer to the E5 flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
E5 - 02 Inverter compressor M1C lock (Slave 1)
E5 - 03 Inverter compressor M1C lock (Slave 2)
E6 - 11
Compressor damage error: Inverter compressor
M1C (Master)
Refer to the E6 flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
E6 - 13
Compressor damage error: Inverter compressor
M1C (Slave 1)
E6 - 15
Compressor damage error: Inverter compressor
M1C (Slave 2)
E6 - 17
Compressor damage warning: Inverter
compressor M1C (Master)
E6 - 19
Compressor damage warning: Inverter
compressor M1C (Slave 1)
E6 - 21
Compressor damage warning: Inverter
compressor M1C (Slave 2)