Daikin VRV Aurora RXLQ-TATJU Series Service Manual page 233

SiUS341802EC
Error code
L4 - 01 Radiation fin temperature rise: Inverter PCB (Master)
L4 - 02 Radiation fin temperature rise: Inverter PCB (Slave 1)
L4 - 03 Radiation fin temperature rise: Inverter PCB (Slave 2)
L4 - 06 Radiation fin temperature rise: Fan M1F (Master)
L4 - 07 Radiation fin temperature rise: Fan M2F (Master)
L4 - 12
Inverter radiation fin temperature rise abnormality (Master)
Inverter radiation fin temperature rise abnormality
L4 - 13
(Slave 1)
Inverter radiation fin temperature rise abnormality
L4 - 14
(Slave 2)
L4 - 18 Radiation fin temperature rise: Fan M1F (Slave 1)
L4 - 19 Radiation fin temperature rise: Fan M2F (Slave 1)
L4 - 20
Radiation fin temperature rise: Fan M1F (Slave 2)
L4 - 21 Radiation fin temperature rise: Fan M2F (Slave 2)
L5 - 03
Compressor M1C momentary overcurrent (Master)
L5 - 05 Compressor M1C momentary overcurrent (Slave 1)
L5 - 07 Compressor M1C momentary overcurrent (Slave 2)
L8 - 03 Compressor M1C overcurrent (Master)
L8 - 06 Compressor M1C overcurrent (Slave 1)
L8 - 07 Compressor M1C overcurrent (Slave 2)
L9 - 01 Compressor M1C startup error (Master)
L9 - 05
Compressor M1C startup error (Slave 1)
L9 - 06 Compressor M1C startup error (Slave 2)
L9 - 13
Inverter output open phase (Master)
L9 - 14 Inverter output open phase (Slave 1)
L9 - 15
Inverter output open phase (Slave 2)
Transmission error (Between outdoor units, inverter PCB)
LC - 14
(Master)
Transmission error (Between outdoor units, inverter PCB)
LC - 15
(Slave 1)
Transmission error (Between outdoor units, inverter PCB)
LC - 16
(Slave 2)
Transmission error (Between outdoor units, fan PCB)
LC - 19
(Master): M1F
Transmission error (Between outdoor units, fan PCB)
LC - 20
(Slave 1): M1F
Transmission error (Between outdoor units, fan PCB)
LC - 21
(Slave 2): M1F
Transmission error (Between outdoor units, fan PCB)
LC - 24
(Master): M2F
Transmission error (Between outdoor units, fan PCB)
LC - 25
(Slave 1): M2F
Transmission error (Between outdoor units, fan PCB)
LC - 26
(Slave 2): M2F
Transmission error (Between outdoor units, sub PCB)
LC - 33
(Master)
Transmission error (Between outdoor units, sub PCB)
LC - 34
(Slave 1)
Transmission error (Between outdoor units, sub PCB)
LC - 35
(Slave 2)
P1 - 01 Inverter 1 power supply unbalanced voltage (Master)
P1 - 02
Inverter 1 power supply unbalanced voltage (Slave 1)
P1 - 03 Inverter 1 power supply unbalanced voltage (Slave 2)
Part 6 Service Diagnosis
Error Description
Troubleshooting
Refer to the L4 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
Refer to the L5 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
Refer to the L8 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
Refer to the L9 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
Refer to the LC flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
Refer to the P1 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
Troubleshooting by Error Code
Diagnosis
226