Daikin VRV RXYMQ-A Series Service Manual page 164

Troubleshooting by Error Code
Error code
JA - 06 Defective high pressure sensor: Open
Defective high pressure sensor: Short
JA - 07
JC - 06 Defective low pressure sensor: Open
Defective low pressure sensor: Short
JC - 07
L1 - 01 IPM error: Compressor M1C
L1 - 02 Defective current sensor: Compressor M1C
L1 - 03 Current offset: Compressor M1C
L1 - 04 IGBT error: Compressor M1C
L1 - 05 Jumper settings error: Compressor M1C
L1 - 36 EEPROM abnormality: Compressor M1C
L1 - 47 Power supply voltage abnormality: Compressor M1C
L2 - 01 Momentary power failure
L2 - 04 Power ON
L4 - 01 Radiation fin temperature rise: Inverter for M1C
L4 - 06 Radiation fin temperature rise: Inverter fan M1F
Current offset error
L5 - 03
Compressor M1C overcurrent error
L8 - 03
L9 - 01 Compressor M1C startup error
Compressor M1C output open phase
L9 - 13
LC - 14 PCB inverter error (Compressor M1C)
LC - 19 PCB inverter error (Fan M1F)
Inverter circuit capacitor high voltage
P1 - 01
Unbalanced power supply voltage
P3 - 01 Defective reactor thermistor 1
P3 - 04 Defective reactor thermistor 2
P4 - 01 Defective radiation fin thermistor
P4 - 02 Defective fan M1F fin sensor
PJ - 04 Incorrect type of compressor
PJ - 09 Incorrect type of fan
U0 - 05 Refrigerant shortage warning (cooling)
U0 - 06 Refrigerant shortage warning (heating)
U0 - 08 Refrigerant shortage
U1 - 16 Open phase for power supply
U1 - 19 Hz error for power supply
U2 - 01 Shortage of inverter power supply voltage
U2 - 02 Power phase loss
Initial installation alarm / Test operation failed due to
U3 - 02
indoor unit error
U3 - 03 Test operation not conducted
U3 - 04 Abnormal end of test operation
Premature end of test operation during initial
U3 - 05
transmission error – check indoor unit error U4 / U9
Premature end of test operation during normal
U3 - 06
transmission error
Premature end of test operation due to transmission
U3 - 07
error
Premature end of test operation due to transmission
U3 - 08
error of all units
System refrigerant auto charge operation not yet
U3 - 10
executed
Transmission error between indoor unit and outdoor
U4 - 01
unit
Transmission error between indoor unit and system:
U4 - 03
check indoor unit error
158
Description of error
Troubleshooting
Refer to the JA flowchart and make a diagnosis
on the Error code shown to the left.
Refer to the JC flowchart and make a diagnosis
on the Error code shown to the left.
The inverter PCB may be defective or a PCB other than
the specified is mounted.
Refer to the L1 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the L2 flowchart and make a diagnosis based on
the Error code shown to the left.
Refer to the L4 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the L5 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the L8 flowchart and make a diagnosis
of the compressor based
on the Error code shown to the left.
Refer to the L9 flowchart and make a diagnosis
of the compressor based
on the Error code shown to the left.
Refer to the LC flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the P1 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the P3 flowchart and make a diagnosis based on
the Error code shown to the left.
Refer to the P4 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the PJ flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the U0 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the U1 flowchart and make a diagnosis based on
the Error code shown to the left.
Refer to the U2 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the U3 flowchart and make a diagnosis based
on the Error code shown to the left.
Refer to the U4 flowchart and make a diagnosis based
on the Error code shown to the left.
SiME332106E
Diagnosis
of the sensor based
of the sensor based
Part 6 Service Diagnosis