Address Duplication Of Centralized Controller - Daikin VRV EMERION REYQ-AATJA Service Manual

SiUS372201EB

3.76 Address Duplication of Centralized Controller

Applicable
All indoor unit models
Models
Centralized controller
UC
Error Code
Method of Error
The principal indoor unit detects the same address as that of its own on any other indoor unit.
Detection
Error Decision
The error decision is made as soon as the abnormality aforementioned is detected.
Conditions
Supposed
 Address duplication of centralized controller
Causes  Defective indoor unit PCB
Troubleshooting
Part 6 Service Diagnosis
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
The centralized address is
duplicated.
Troubleshooting by Error Code
Make setting change so that
the centralized address will
not be duplicated.
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