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John FrazierAug 2, 2025
Why is my Coolmaster CM3000 Air Conditioner not as cool as it once was?
- LLisa HarveyAug 2, 2025
If your Coolmaster Air Conditioner isn't cooling as well as it used to, start by checking the air filters. Dusty or dirty filters can restrict airflow, so clean or replace them. Also, ensure that neither the air inlet nor the outlet is blocked. Finally, verify that the room temperature isn't already below the set temperature.