Troubleshooting (OP: Unified ON/OFF Controller) SiUS34-801A_b458 Troubleshooting5.3 Display [Under Centralized Control] Blinks (RepeatsDouble Blink)RemoteControllerDisplay“under centralized control” (Repeats double blink)ApplicableModelsUnified ON/OFF controllerMethod ofMalfunctionDetectionDetect the malfunction according to DIII-NET transmission data.MalfunctionDecisionConditionsWhen no central control addresses are set to indoor units.When no indoor units are connected within the control range.SupposedCauses Central control address (group No.) is not set for indoor unit. Improper control range setting switch Improper wiring of transmission wiringTroubleshootingCautionBe sure to turn off power switch before connect or disconnect connector,or parts damage may be occurred.(V2844)Is the controlrange setting switchset correctly?Isthe transmissionwiring disconnected orwired incorrectly?Replace the unified ON/OFFcontroller.Fix the wiring correctly.Set by remote controller thecentral control address for allindoor units connected to thecentral control line.YESYESSet the control range settingswitch correctly andsimultaneously reset the powersupply for all optional controllersNONONOYESIs the centralcontrol address (group No.)set for theindoor unit?
