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David WebbAug 9, 2025
Why is my DeLonghi Air Conditioner running but not cooling?
- MMarcus ClineAug 9, 2025
There could be several reasons why your DeLonghi Air Conditioner isn't cooling. Check if windows, doors, or drapes are open and close them. Ensure there isn't a heat source like an oven or hair dryer in the room and eliminate it. Make sure the air exhaust hose is correctly attached to the back of the unit. Also, the dust filters might be clogged, so clean or replace them. Finally, consider whether the unit's cooling capacity is suitable for the room size.