Daikin VRV EMERION REYQ-AATJA Service Manual page 313

SiUS372201EB
Error code
L2 - 01 Momentary power failure during test operation (Master)
L2 - 02 Momentary power failure during test operation (Sub)
L2 - 04 Switch ON the power supply (Master)
L2 - 05 Switch ON the power supply (Sub)
L4 - 01 Radiation fin temperature rise: Inverter PCB M1C (Master) Refer to the L4 flowchart and make a diagnosis of the
L4 - 02
Radiation fin temperature rise: Inverter PCB M1C (Sub)
L4 - 06 Radiation fin temperature rise: Fan M1F (Master)
L4 - 07
Radiation fin temperature rise: Fan M2F (Master)
L4 - 09 Radiation fin temperature rise: Inverter PCB M2C (Master)
L4 - 10 Radiation fin temperature rise: Inverter PCB M2C (Sub)
Inverter radiation fin temperature rise abnormality M1C
L4 - 12
(Master)
Inverter radiation fin temperature rise abnormality M1C
L4 - 13
(Sub)
Inverter radiation fin temperature rise abnormality M2C
L4 - 15
(Master)
Inverter radiation fin temperature rise abnormality M2C
L4 - 16
(Sub)
L4 - 18 Radiation fin temperature rise: Fan M1F (Sub)
L4 - 19 Radiation fin temperature rise: Fan M2F (Sub)
L5 - 03 Compressor M1C momentary overcurrent (Master)
L5 - 05
Compressor M1C momentary overcurrent (Sub)
L5 - 14 Compressor M2C momentary overcurrent (Master)
L5 - 15
Compressor M2C momentary overcurrent (Sub)
L8 - 03 Compressor M1C overcurrent (Master)
L8 - 06 Compressor M1C overcurrent (Sub)
L8 - 11 Compressor M2C overcurrent (Master)
L8 - 12 Compressor M2C overcurrent (Sub)
L9 - 01 Compressor M1C startup error (Master)
L9 - 05 Compressor M1C startup error (Sub)
L9 - 10
Compressor M2C startup error (Master)
L9 - 11 Compressor M2C startup error (Sub)
L9 - 13
Inverter output open phase M1C (Master)
L9 - 14 Inverter output open phase M1C (Sub)
L9 - 16 Inverter output open phase M2C (Master)
L9 - 17 Inverter output open phase M2C (Sub)
Transmission error (Between outdoor units, inverter PCB)
LC - 14
(Master): M1C
Transmission error (Between outdoor units, inverter PCB)
LC - 15
(Sub): M1C
Transmission error (Between outdoor units, fan PCB)
LC - 19
(Master): M1F
Transmission error (Between outdoor units, fan PCB)
LC - 20
(Sub): M1F
Transmission error (Between outdoor units, fan PCB)
LC - 24
(Master): M2F
Transmission error (Between outdoor units, fan PCB)
LC - 25
(Sub): M2F
Transmission error (Between outdoor units, inverter PCB)
LC - 30
(Master): M2C
Transmission error (Between outdoor units, inverter PCB)
LC - 31
(Sub): M2C
Transmission error (Between outdoor units, sub PCB)
LC - 33
(Master)
Transmission error (Between outdoor units, sub PCB)
LC - 34
(Sub)
Part 6 Service Diagnosis
Error Description
Troubleshooting
Refer to the L2 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
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.
Troubleshooting by Error Code
Diagnosis
306