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An indoor central air conditioning unit may be leaking water due to a buildup of excess condensation on the internal cold evaporator coil, a blocked condensate drainage pipe, a rusted condensate drain pan, a frozen evapo... More »

While used portable air conditioners are easy to find online, most used central units are purchased through an installer or with a local store acting as a middleman. Most homeowners keep their existing air conditioners f... More »

www.reference.com Home & Garden Heating & Cooling

Central air conditioning units can be highly energy efficient, with many of them certified as energy efficient by the Department of Energy's Energy Star program. These air conditioners are estimated to be up to 15 percen... More »

www.reference.com Home & Garden Heating & Cooling
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A condensate drain pump is used to transport water from a heating or cooling system, such as an air conditioner or boiler furnace, that creates condensation. Condensation in a system generally develops when it is operati... More »

To purge a central air system of odors caused by mold or mildew, replace the filter, inspect and clean the top of the air conditioner, clean the condensate drain, and evaluate the results. This procedure takes several da... More »

A drain pipe for a central air conditioner system is generally found around or behind the location of the unit. The drain pipe is typically made using a PVC pipe that is connected into the wall of the home and is colored... More »

www.reference.com Home & Garden Heating & Cooling

The drain alert on an air conditioning unit indicates that water, formed as condensate on the units' evaporator coil and collected in a pan, isn't leaving the unit the way it should be. This feature can be used to monito... More »