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donaldmiddletonAug 21, 2025
What to do if there is a communication error between indoor unit and outdoor units in my LG LS091HSV3?
- JJennifer WestAug 22, 2025
If your LG Air Conditioner displays a communication error between the indoor and outdoor units, please contact LG Support. You might also try turning the unit off and then back on to see if that resolves the problem.