User manual LG LH-W551TB

[. . . ] You'll find many answers to common problems in the chart of troubleshooting tips. If you review our chart of Troubleshooting Tips first, you may not need to call for service at all. Operating Instructions. . . . . . . . . . . . . . . . . 12 Maintenance and Service . . . . . . . . . . . . 27 PRECAUTION · Contact the authorized service technician for repair or maintenance of this unit. · Contact the installer for installation of this unit. · The air conditioner is not intended for use by young children or invalids without supervision. [. . . ] is not displayed on the remote controller and you are not able to control the room temp. During the healthy dehumidification function, the airflow volume is automatically set according to the optimization algorithm responding to the current room temp. status, so that the room condition is kept healthy and comfortable even in the very humid season. Owner's Manual 17 Operating Instructions Heating operation (Heat pump model only) 1 Press the Start/Stop button. The unit will respond with a beep. 2 Open the door of the remote controller. To select Heating Operation, press the Operation Mode Selection button. Each time the button is pressed, the operation mode is shifted in the direction of the arrow. Cooling Auto Changeover Healthy Heating Dehumidification (Heat pump model only) 3 ON Close the door of the remote controller. Set the temperature higher than the room temperature. The temperature can be set within a range of 16°C~30°C at intervals of 1°C. To raise the temperature To lower the temperature 4 Set the fan speed again with the door of the remote controller still closed. You can select the fan speed in four steps­low, medium, high and CHAOS. Each time the button is pressed, the fan speed mode is shifted. Natural wind by the CHAOS logic For fresher feeling, press the Indoor Fan Speed Selector and set to CHAOS mode. In this mode, the wind blows like a natural breeze by automatically changing fan speed according to the CHAOS logic. 18 Room Air Conditioner Operating Instructions Jet cool operation 1 Press the Start/Stop button. The sleep mode is available for 1 to 7 times. To alter the time period in steps of 1 hour, press the Sleep Mode Button while aiming at air conditioner. Make sure the Sleep Mode Auto LED lights up. To cancel the Sleep Mode, press the sleep Mode Auto button several times until the star ( ) disappears from the operation display. NOTICE The Sleep Mode will be operated at slow fan speed (cooling) or medium fan speed (heat pump only) for quiet sleeping. IN COOLING MODE OR HEALTHY DEHUMIDIFICATION MODE: The temperature will automatically rise by 1°C over the next 30 minutes and by 2°C in 1 hour for comfortable sleeping. Press the Time Setting buttons until the desired time is set. Setting the Time 1. Time can be set only when you have pressed the Reset button. If you have just replaced the batteries, the Reset button should be pressed to reset the time. Press 2nd F button and check if 2nd F icon is on. DAILY 4. Press the Timer SET button. SET NOTICE Check the indicator for A. M. and P. M. Three Delay Start/Pre-Set Stop Every time ON/OFF Timer key is pressed, the Set Timer level increases by 1 in the folowing sequence: And the corresponding set time is displayed. 1) When first reservation 1. [. . . ] Ensure that the air conditioner is plugged into a proper outlet. Check whether the voltage is unusually high or low. Air does not feel cold enough on the cooling setting 1. Ensure that the temperature settings are correct. [. . . ]