Find helpful information about your LG Product through our Help Library. Find helpful information about your LG Product through our Help Library.

Help library

Find helpful information about your LG product

LG Air Conditioner - Warm air does not circulate during AC heating


No warm air during heating




cause  Cause


       ■ If a set temperature is lower than or equal to the room temperature, an indoor

          unit will stop running as the desired temperature is reached.



how to fix  How to fix


       ▶ When no warm air comes out

      1) Check temperature settings on a remote controller.

     2) Check room temperature by pressing room temperature button.

     3) If the room temperature is higher than or equal to the set temperature,

               change the setting to be higher than the room temperature.

    4) When the room temperature reaches the set temperature,
              heating will stop. Please adjust temperature again for a desirable

      ▶ Warm wind does not come out when a set temperature is higher than room temperature


           - Heating is turned on when a temperature of a room that a unit is installed in is 
         lower than a set temperature.


          - Room temperature is detected by a sensor inside the product. Differences in
        temperatures may occur depending on location. Therefore room temperature
        on the remote controller and detected temperature may differ slightly.

             1) Set temperature at 30℃ on a remote controller.

             2) Check if warm air comes out in four minutes after changing temperature
                  settings. If yes, set a desired temperature.



                 remote controllers


*Required question