Troubleshooting by Indication on the Remote Controller SiUS39-602
188 Troubleshooting
2.52
“
UC
”
Address Duplication of Centralized Remote Controller
Remote
Controller
Display
UC
Applicable
Models
All models of indoor unit
Centralized controller
Method of
Malfunction
Detection
The principal indoor unit detects the same address as that of its own on any other indoor unit.
Malfunction
Decision
Conditions
The malfunction decision is made as soon as the abnormality aforementioned is detected.
Supposed
Causes
Address duplication of centralized remote controller
Defect of indoor unit PC board
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
(V2828)
Replace indoor unit PC board.
Address duplication of
centralized remote controller
The setting must be changed so
that the centralized remote
control address is not duplicated.
YES
NO
Optional
controllers for
centralized control are
connected to the
indoor unit.
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