Daikin VRV EMERION REYQ-AATJA, Service Manual

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SiUS372201EB Troubleshooting by Error Code
Part 6 Service Diagnosis 300
3.2.2 Branch Selector Unit
3.2.3 Outdoor Unit, System
C6 - 02
Indoor blower does not have required parameters to
function
Refer to page 357.
U4 - 01 Indoor-outdoor transmission error Refer to the U4 flowchart.
UA - 13
Refrigerant type error The type of refrigerant used for the indoor unit is different
from that used for the outdoor unit.
UA - 15
Not applicable for self-cleaning decoration panel
[when the self-cleaning decoration panel is mounted]
An outdoor unit is not applicable for the self-cleaning
decoration panel is connected.
UA - 17 Incorrect electric heater capacity setting Refer to page 439.
UH - 05
Climate Talk Communication system combination error
(before initial setting for communication completes)
Refer to page 447.
UH - 06
Climate Talk Communication system combination error
(after initial setting for communication completes)
Refer to page 448.
Error code
Troubleshooting
Error Description Diagnosis
F9 - 01
Branch Selector unit electronic expansion valve
abnormality
Refer to the F9 flowchart and make a diagnosis based
on the Error code shown to the left.
F9 - 02
Branch Selector unit electronic expansion valve
abnormality
F9 - 05
Branch Selector unit electronic expansion valve
abnormality
Error code
Troubleshooting
Error Description Diagnosis
E1 - 01 Outdoor unit PCB error Refer to the E1 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
E1 - 02 Defective outdoor unit PCB
E1 - 08 Outdoor unit sub PCB error (Master)
E1 - 09 Outdoor unit sub PCB error (Sub)
E2 - 01 Ground leakage detection error (Master) Refer to the E2 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
E2 - 02 Ground leakage detection error (Sub)
E2 - 06 Missing of ground leakage detection core (Master)
E2 - 07 Missing of ground leakage detection core (Sub)
E3 - 01 Activation of high pressure switch S1PH (Master) Refer to the E3 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
E3 - 02 High pressure sensor error (Master)
E3 - 03 Activation of high pressure switch S1PH (Sub)
E3 - 04 High pressure sensor error (Sub)
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 (Sub)
E3 - 18 Overall retry of high pressure switch
E3 - 20 Activation of high pressure switch S2PH (Master)
E3 - 21 Activation of high pressure switch S2PH (Sub)
E4 - 01 Low pressure sensor error (Master) Refer to the E4 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
E4 - 02 Low pressure sensor error (Sub)
E5 - 01 Compressor M1C lock (Master) Refer to the E5 flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
E5 - 02 Compressor M1C lock (Sub)
E5 - 07 Compressor M2C lock (Master)
E5 - 08 Compressor M2C lock (Sub)
Error code
Troubleshooting
Error Description Diagnosis