Address Duplication Of Centralized Controller - Daikin VRV II-Q RQYQ8-48PY1B Service Manual

Troubleshooting by Remote Controller

2.39 Address Duplication of Centralized Controller

UC
Remote
Controller
Display
Applicable All models of indoor unit
Models Centralized controller
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
172

Address duplication of centralized controller

Defective the indoor unit PCB.
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
The centralized address is
duplicated.
SiBE341027
Make setting change so that
the centralized address will
not be duplicated.
Service Diagnosis