9416. Servicing Mode16.1 Auto OFF/ON Button (Indoor Unit)Auto OFF/ON button pressedTest Run Operation(Forced CoolingOperation)5 sec 5 secTest Run Operation(Forced HeatingOperation)beep beep 2xConfirming mode notification soundbeep 3xRemote ControlReceiver CheckingModeStopAuto OFF/ON button pressed Auto OFF/ON button pressed Auto OFF/ON button pressedStop Operation TimeConfirming mode5 sec 5 secAuto Operation Stop1 AUTO OPERATION MODEThe Auto operation will be activated immediately once the Auto OFF/ON button is pressed. This operationcan be used to operate air conditioner with limited function if remote control is misplaced or malfunction.2 TEST RUN OPERATION (FOR PUMP DOWN/SERVICING PURPOSE)The Test Run operation will be activated if the Auto OFF/ON button is pressed continuously for more than5 seconds. A “beep” sound will heard at the fifth seconds, in order to identify the starting of Test Runoperation (Forced cooling operation). Within 5 minutes after Forced cooling operation start, the Auto OFF/ONbutton is pressed for more than 5 seconds. A 2 “beep” sounds will heard at the fifth seconds, in order toidentify the starting of Forced heating operation.In within 5 minutes after Forced heating operation start, the Auto OFF/ON button is pressed for more than5 seconds. A confirming mode notification sound will be heard, in order to identify the starting Operation TimeChecking mode. (If less than 5 seconds pressed Auto OFF/ON button, Forced heating operation will be stop).After that, in within 5 minutes after Operation Time Confirmation mode start, the Auto OFF/ON button ispressed continuously for more than 5 seconds. A 3 "beep" sound will be heard at the fifth seconds, in orderto identify the starting Remote Control Receiver Checking mode. (If less than 5 seconds pressed AutoOFF/ON button, Operation Time Confirmation mode will be continued).The Auto OFF/ON button may be used together with remote control to set / change the advance setting of airconditioner operation.Auto OperationAuto OFF/ON button pressed5 secTest Run Operation(Forced CoolingOperation)8 sec 11 secTest Run Operation(Forced HeatingOperation)16 sec 21 sec 26 sec 36 secbeep beep 2xSetting Modebeep 4xbeep 3x beep 4xMain unit always continue Test Run (forced cooling) operationIndividual ProcessingModeOperation TimeConfirming ModeCooling Operation3 Notification soundStop receiving in operating status (LED : Light ON → Light OFF)Receive the remote control reset code BeeReceive notification and diagnosis code Refer failure diagnosisfunctionReceive during the abnormal occurrence of protection operation (ON) Beep beep beep bleepReceive the basic sound bit (after temperature SW is operated and when the temperature is upperthreshold and lower threshold) bleep bleepOperation receive, stop receive, set change, single function set (other than those above) bleep