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Troubleshooting by Error Codes
SiUS281811EA
288
Part 6 Service Diagnosis
4.56 Address Duplication of Centralized Controller
Error Code
UC
Applicable
Models
All indoor units
Method of Error
Detection
The principal indoor unit detects the same address as that of its own on any other indoor unit.
Error Decision
Conditions
The error decision is made as soon as the abnormality aforementioned is detected.
Supposed
Causes
Address duplication of centralized controller
Defective indoor unit PCB
Troubleshooting
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Does the optional
remote controller for
centralized controller connect to
the indoor unit?
Address duplication on the
centralized controller. Change
the setting to avoid centralized
controller address duplication.
Replace the indoor unit PCB.
YES
NO
Summary of Contents for SkyAir RZR-TA Series
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Page 202: ...SiUS281811EA 196 Part 6 Service Diagnosis 5 15 Fan Motor Connector Check for FTQ TA 311...
Page 323: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 317 RZR18 24TAVJUA RZQ18 24TAVJUA 3D124495...
Page 327: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 321 FHQ18 24 30PVJU FHQ36 42MVJU 3D048116C...
Page 328: ...Wiring Diagrams SiUS281811EA 322 Part 7 Appendix FAQ18 24TAVJU 3D114844B...
Page 329: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 323 FBQ18 24 30 36 42 48PVJU 3D065984J...