LG Air conditioner - No warm air during heating (Preheat)

No warm air during heating (Preheat)

  Check Point

      1. Indoor unit does not blow warm air when heating starts.

      2. The product is preparing for heating.

            Indoor fan will not run until the unit reaches a certain temperature to prevent blowing cold air.

      3 . Please check if a preheat icon appears on the remote controller.

            Refer to product display on the wired remote controller.

      4. If an outdoor unit has been left in a cold environment and unused for a long time, preheat may take longer.

                Preheat defrost icon (water drop-shaped)
                will appear at bottom left corner of the wired

                remote controller.

               Installed in an open area                                                                        Rear-side view

               (On a support)                                                                                      (A heat exchanger and grilles)

               - Frost growth                 - Defrosting, thawing frost                                        - Defrosting complete

                                                                                                                                 - No frost or residues

If your LG heating appliance  is not producing warm air during the preheat , here's a troubleshooting guide covering potential issues and solutions for various models:

1. Check Power Supply:

   • Ensure that the appliance is properly plugged in and receiving power. Check the circuit breaker to ensure it's not tripped.

2. Verify Settings:

   • Confirm that you have set the appliance to the correct heating mode and temperature. Refer to the user manual for specific instructions.

3. Clean the Appliance:

   • Ensure that the appliance, especially the vents and filters, is clean and free of obstructions. Dust and debris can impact heating efficiency.

4. Check for Error Codes:

   • Some LG models have digital displays that show error codes. Consult the user manual to decode any error messages and follow the recommended troubleshooting steps.

5. Examine Electrical Connections:

   • Check all electrical connections to make sure they are secure. Loose or damaged wiring can prevent the appliance from heating properly.

6. Check for Blockages:

   • Ensure that air vents and ducts are not blocked. Blockages can prevent proper airflow and heating.

7. Reset the Appliance:

   • Sometimes, resetting the appliance can resolve issues. Turn off the power to the appliance, wait a few minutes, and then turn it back on.

8. Contact LG Support:

   • If you’ve tried all the above steps and the issue persists, contact LG customer service for assistance.  Call an LG Support Representative on
     Nigeria0800 9811 5454 (Toll Free)