Clogged Air Filter If your air filter is not regularly cleaned or replaced, then it can accumulate dirt, dust, and debris, which puts a lot of strain on the AC unit fan. If you don't clean or ...

If your outdoor AC unit isn't turning on, check these switches, levels, and lines yourself, before calling for professional repairs.

Not cool enough for you? It might result from a clogged air-conditioning condenser or disabled cooling fan. A leak in the condenser will also result in a loss of refrigerant.