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If the central air conditioning unit freezes up, locate the high-pressure lines that run from the condenser to the evaporator coil. If the lines are covered in ice, disconnect the system from power completely by switchin... More »

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Many people use a contractor to install home central air systems, but it is possible to do much of the work yourself. Attempting to install central air systems is only recommended for construction-savvy individuals. Rega... More »

www.reference.com Home & Garden Heating & Cooling

Central air conditioners labeled with the ENERGY STAR logo meet energy efficiency guidelines set by the U.S. Environmental Protection Agency. This means that the air conditioner has a higher seasonal energy efficiency ra... More »

www.reference.com Home & Garden Heating & Cooling
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The primary components of a Fedders air conditioning unit consist of an evaporator, compressor, condenser and expansion valve. A thermostat, control panel, fan and case are also parts of a Fedders air conditioner. 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 »

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To replace an air conditioner evaporator coil, disconnect the unit, examine it for damage, cut the tubing to remove the coil, and then insert the new coil into the port. The procedure for replacing an evaporator coil var... More »

www.reference.com Home & Garden Heating & Cooling

Homeowners can diagnose and troubleshoot air conditioning problems by turning off the unit, cleaning the filter and condenser coils, inspecting the fuses and inspecting the start/run capacitors and contactor, states Fami... More »

www.reference.com Home & Garden Heating & Cooling