Daikin Aurora Series Service Manual page 168

Symptom-based Troubleshooting
1.6.2 Outdoor Unit
Error code
E1 - 01 Outdoor unit PCB error
E1 - 02 Defective outdoor unit PCB
E2 - 01 Ground leakage detection error (Master)
E2 - 02 Ground leakage detection error (Slave 1)
E2 - 03 Ground leakage detection error (Slave 2)
Missing of ground leakage detection core
E2 - 06
(Master)
Missing of ground leakage detection core
E2 - 07
(Slave 1)
Missing of ground leakage detection core
E2 - 08
(Slave 2)
E3 - 01 Actuation of high pressure switch S1PH
E3 - 02 (Master)
E3 - 03 Actuation of high pressure switch S1PH
E3 - 04 (Slave 1)
E3 - 05 Actuation of high pressure switch S1PH
E3 - 06 (Slave 2)
High pressure standby E3 latch error (System
E3 - 07
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)
E4 - 02 Low pressure sensor error (Slave 1)
E4 - 03 Low pressure sensor error (Slave 2)
E5 - 01 Inverter compressor M1C lock (Master)
E5 - 02 Inverter compressor M1C lock (Slave 1)
E5 - 03 Inverter compressor M1C lock (Slave 2)
Compressor damage error: Inverter compressor
E6 - 11
M1C (Master)
Compressor damage error: Inverter compressor
E6 - 13
M1C (Slave 1)
Compressor damage error: Inverter compressor
E6 - 15
M1C (Slave 2)
Compressor damage warning: Inverter
E6 - 17
compressor M1C (Master)
Compressor damage warning: Inverter
E6 - 19
compressor M1C (Slave 1)
Compressor damage warning: Inverter
E6 - 21
compressor M1C (Slave 2)
155
Description of error
Troubleshooting
Description of diagnosis
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.
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.
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.
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.
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.
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.
SiUS341802E
Service Diagnosis