User manual LG VRA421C

[. . . ] 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 . . . . . . . . . . . . 26 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. · Young children should be supervised to ensure that they do not play with the air conditioner. [. . . ] 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 ENGLISH 1 Press the Start/Stop button. The unit will respond with a beep. 2 Press the Jet Cool button to operate the speed cooling mode and the unit will operate at super high fan speed on cooling mode for 30 minutes. 3 To cancel the Jet Cool mode, press the Jet Cool button, the fan speed button or the room temperature setting button again and the unit will operate at high fan speed on cooling mode. or or NOTICE During the JET COOL function at any moment, the A/C starts to blow the cool air at extremely high speed for 30 minutes setting the room temp. It is especially used to cool the room temp. quickly in a hot summer. In heat pump mode or neuro fuzzy mode, however, the JET COOL function is not available. In order to return to the normal cooling mode from the JET COOL mode, just press the operation mode selection button, airflow volume selection, temp. setting button or the JET COOL button again. Owner's Manual 19 Operating Instructions NANO PLASMA purification operation(Optional) 1 Press the Start/Stop button. The unit will respond with a beep. 2 Open the door of the remote controller. Operation will start when the button is pressed and stop when the button is pressed again. 3 Set the fan speed again with the door of the remote controller closed. You can select the fan speed in four steps-low, medium, high or CHAOS. Each time the button is pressed, the fan speed mode is shifted. To set the selected time, press the Timer setting button aiming the remote controller at the signal receptor. To cancel the timer setting Check if 2nd F icon is off. Press the Timer Cancel button aiming the remote controller at the signal receptor. (The timer lamp on the air conditioner and the display will go out. ) NOTICE SET CANCEL SET Select one of the following four types of operation. with the unit running Delay OFF Timer Delay ON Timer Delay OFF and ON Timer Delay ON and OFF Timer 22 Room Air Conditioner Operating Instructions Vertical Airflow Direction Control ENGLISH The up/down airflow (Vertical Airflow) can be adjusted by using the remote control. NOTICE 1. Press the Start/Stop button to start the unit. Press Chaos Swing button and the louvers will swing up and down. Press the Chaos Swing button again to set the vertical louver at the desired airflow direction. If you press the CHAOS swing button, the horizontal airflow direction is changed automatically based on the CHAOS algorithm to distribute the air in the room evenly and at the same time to make the human body feel most comfortable, as if enjoying a natural breeze. Always use the remote control to adjust the up/down airflow direction. Manually moving the vertical airflow direction louver by hand, could damage the air conditioner. When the unit is shut off, the up/down airflow direction louver will close the air outlet vent of the system. Horizontal Airflow Direction Control (Optional) The left/right(Horizontal Airflow) can be adjusted by using the remote control. Press the Start/Stop button to start the unit. [. . . ] Check to see if the air filter is clogged with dust. Ensure that the air flow from the outside is not obstructed and that there is a clearance of over 20" between the back of the air conditioner and the wall or fence behind it. Close all doors and windows and check for any source of heat in the room. Before calling for service, please review the following list of common problems and solutions. The air conditioner is operating normally when: · You hear a pinging noise. [. . . ]