Daikin VRV IV+ Service Manual page 195

Main Sub code
code
Main Sub 1 Sub 2
U2 01 08 11 Inverter Circuit Power Supply Abnormality - Inverter PCB (A3P) Abnormal Voltage
02 09 12 Inverter Circuit Power Supply Abnormality - Inverter PCB (A3P) Phase Loss
03 10 13 Inverter Circuit Power Supply Abnormality - Inverter PCB (A3P) DC Circuit Not
22 25 28 Inverter Circuit Power Supply Abnormality - Inverter PCB (A6P) Abnormal Voltage
23 26 29 Inverter Circuit Power Supply Abnormality - Inverter PCB (A6P) Phase Loss
24 27 30 Inverter Circuit Power Supply Abnormality - Inverter PCB (A6P) DC Circuit Not
U3 02
03
04
05
06
07
08
U4 01
03
15
U7 01
02
03
04
05
06
07
11
24
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
Charging
Charging
Test Run failed due to unit error
Test Run Not Performed Yet
Test Run Ended Abnormally
Test Run Aborted on Initial Transmission
Test Run Aborted on Normal Transmission
Transmission abnormality on Test Run
Transmission abnormality on Test Run
Transmission Error between Indoor U and Outdoor Unit
Transmission Error between Indoor U and System
Unable to Start Test Run
Transmission Abnormality Between Systems - DTA104A61, DTA104A62 Error
Transmission Abnormality Between Systems - DTA104A61, DTA104A62 Error
Transmission Error Between Main Outdoor Unit and Sub 1 Outdoor Unit
Transmission Error Between Main Outdoor Unit and Sub 2 Outdoor Unit
Multi System Abnormality
Multi System Address Abnormality, Error in Address Setting for Sub 1 and Sub 2
Units
More Than 3 Outdoor Units on Q1-Q2 Transmission
Excess Indoor Units Detected on Test Run
Duplication of Address Setting on Multiple DTA104A61,62 Installation
Description
2 Troubleshooting
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Service manual
195