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77-7. Remote Controller Servicing Functions• The remote controller includes a number of servicing functions. Use these as needed for test runs and inspections.List of Servicing FunctionsFunctions Description Button operation Reset operation Unit statusTest run Operation with forcedthermostat ONPress and hold the button for 4seconds or longer.Press thebutton.Current operation ismaintained.SensortemperaturedisplayTemperature displayfrom each sensorPress and hold the andbuttons for 4 seconds or longer.Servicingcheck display Alarm history display Press and hold the andbuttons for 4 seconds or longer.SimplesettingsFilter lifetime, operatingmode priority, centralcontrol address, andother settingsPress and hold the andbuttons for 4 seconds or longer.When settingsare made from aremote controller,the indoor unitwhere that remotecontroller isconnected stops.DetailedsettingsSystem address, indoorunit address, centralcontrol address, andother settingsPress and hold the , andbuttons for 4 seconds or longer.AutomaticaddressAutomatic addresssetting based oncommand from thewired remote controllerPress and hold the and thetimer operation buttons for 4seconds or longer.Automatic resetEntire systemstops.AddresschangeChange of indoor unitaddressPress and hold the and thetimer operation buttons for 4seconds or longer.Press thebutton.7-8. Test Run FunctionOperates the unit with the thermostat forced ON.1 Press and hold the button for 4 seconds orlonger.2 “TEST” appears on the remote controller LCDdisplay (Fig. 7-3).3 Start operation.4 Press the button to return to normal remotecontroller display.Fig. 7-3CZ-RTC2231 47-14
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