We often take for granted our air conditioning system until it is too late. Whether you have central air or an evaporative (swamp) cooler, regular maintenance is essential for the unit to operate as efficiently and care-free as possible. Check out these maintenance tips to help keep your energy costs low and your level of comfort high.
Central Air Conditioning Operating and Maintenance Tips: http://www.energysavers.gov/your_home/space_heating_cooling/index.cfm/mytopic=12390
Evaporative Cooler Operating and Maintenance Tips: http://www.energysavers.gov/your_home/space_heating_cooling/index.cfm/mytopic=12360
Other Cooling Technologies: http://www.energysavers.gov/your_home/space_heating_cooling/index.cfm/mytopic=12450