V-27CONTROL SYSTEMSError codeError code Description RemarkWired remote controller ↔ Indoor unit communication error601 When communication with indoor units is blocked for3 minutes.Wired remote controller communication error betweenMaster ↔ Slave602 When two wired remote controllers are used for oneindoor unit, communication between has been blocked.Communication packet error603 -Wired remote controller ↔ Indoor unit tracking failure error604 Occurs when an indoor unit is not installed.Wired remote controller ↔ 7-day scheduler communicationerror605 When communication with 7-day scheduler isblocked for 3 minutes.COM1, COM2 cross installation error606 When the wired remote controller is installed ontoindoor unit COM1 (F1/F2).2 Master wired remote controllers607 When two Master wired remote controllers areinstalled in one COM2 communication line.Excessive number of indoor units installation error618 When more than 16 indoor units are connected towired remote controller.Multiple Celsius / Fahrenheit indoor unit error619 When indoor units set in Celsius or Fahrenheit aretogether connected to the wired remote controller.Celsius / Fahrenheit setting error620 When indoor unit is set in Celsius, its wired remotecontroller is set to Fahrenheit, or vise versa.Option switch setting error of the Master/Slave wired remotecontroller621 -Wired remote controller (MWR- WS00)temperature sensor error(Short/Open)653 -EEPROM error654 -Display a type of error occurred in indoor units, outdoor units and, wired remote controller.(The following is errors related to a wired remote controller)05-1_control systems(002~045) 3/15/08 4:09 Page 27