Address Duplication Of Centralized Control Equipment - Daikin Aurora Series Service Manual

Troubleshooting by Error Code

2.67 Address Duplication of Centralized Control Equipment

UC
Error Code
Applicable
All indoor unit models
Models Centralized control equipment
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
Causes
Troubleshooting
277

Address duplication of centralized control equipment

Defective indoor unit PCB
Be sure to turn off the power switch before connecting or disconnecting
Caution
connectors, or parts may be damaged.
The centralized address is
duplicated.
SiUS341802E
Make setting change so that
the centralized address will
not be duplicated.
Service Diagnosis