2) Smart Install mode in progress• 88 Display : Progress will be diplayed in 0~99• LED Display : Indicator on the indoor unit display will blink in sequence and then all indicators will blink (This will berepeated )TYPE 88 Display LED DisplayIndoor unit indicatorLED 1LED 2LED 3 Display may be different depending on the model3 Smart Install mode will end1) Smart Install mode will take approximately 7~13 minutes (Actual time may be different depending on the model )2) When Installation is successful : Smart Install mode will end with ringing sound and the air conditioner will be instandby status (Error message will not be displayed on the indoor unit indicator and the remote controller andbuttons on the indoor unit will work normally )3) When installation is not successful : Smart Install mode will end and error message will be displayed on the indoorunit display1. Take necessary measures when error occurs.- Refer to the service manual for necessary measures for each error that occurs.2. Use the product after taking care of the error that occurs.Error indicatorError Measures to take by an installerDisplayLED DisplayLED 1 LED 2 LED 3/ /Error on indoortemperature sensor1 Check the connection of the connector, Error on indoor heatexchanger1 Check the connection of the connectorError on indoor fanmotor1 Check the connection of the connector2 Remove foreign substance (Check for thecause that restrains motor)display and allLED blinks EEPROM/Option error1 Re-set options,EEV or Valve Closeerror-Self diagnosis(blockage error/refrigerant leakage)1 Check if the service valve is open2 Check for refrigerant leakage (pipeconnections, heat exchanger) and chargerefrigerant if necessary3 Check if there's any blockage on refrigerantcycle (indoor unit/outdoor unit)4 Check if additional refrigerant has beenadded after pipe extension : Off / : Blinking / : OnEnglish-25A3050 EU_IM_DB68-04212A_HP_EN.indd 25 2013-10-23 16:31:16