System Error, Refrigerant System Address Undefined - Daikin VRV-WIII RWEYQ72PTJU Service Manual

SiUS30-1301

3.50 System Error, Refrigerant System Address Undefined

UH
Error Code
Applicable
All indoor models
Models RWEYQ72P, 84P
Method of Error Detect an indoor unit with no auto address setting.
Detection
Error Decision
The error decision is made as soon as the abnormality aforementioned is detected.
Conditions
 Improper connection of transmission wiring between indoor-condensing units and condensing-
Supposed
Causes
 Defective indoor unit PCB
 Defective condensing unit main PCB
Service Diagnosis
condensing units
Troubleshooting by Indication on the Remote Controller
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