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Low-income households may qualify for subsidies to cover the cost of air conditioning through the LIHEAP program. These programs are administered by local governments and do not always provide funds for purchasing new air conditioners, but local charity programs sometimes make these available to vul


A few brands make central air conditioning models that consistently receive higher ratings than models from competing brands. Some of the top-rated central air conditioning system models are manufactured by Lennox, Maytag and Trane.


As of 2014, the cost of installing an air conditioning unit in a 1,600-square-foot house falls between $3,000 and $5,000. If the duct work of the central air conditioning unit needs to be installed as well, then this price doubles.


Air conditioners work by transferring heat energy from inside the home to the exterior. Liquid refrigerant absorbs heat from the home, becomes a gas, and travels to the outside. A compressor and condenser then converts it back to a liquid, and it releases the energy, thus beginning the cycle again.


Troubleshooting a central air conditioning system involves checking whether the filter is dirty, especially if it has not been changed in the past month, checking whether the unit is receiving power and ensuring that the thermostat setting is lower than the actual room temperature. These actions can


Air conditioning systems use a refrigerant to replace hot with cold air. The refrigerant is sent in a loop where it absorbs heat inside, removes it on the outside and cools it before it enters the inside again, according to LiveScience.


As of 2015, window air conditioners generally cost under $1,000, typically ranging between $200 and $500. By contrast, central air conditioner installation costs anywhere between $4,000 to over $10,000 depending on whether or not the home already has the proper setup.


Some common air conditioning problems include refrigerant leaks and drainage issues. Electrical control failures and sensor problems may also plague some air conditioning units. Inadequate maintenance that leads to dirty filters or condenser coils can also cause problems for owners.


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 switching off the breaker in the panel. You can also find the disconnect switch located


Companies in Hawaii that install air conditioning systems include Pristine Air Conditioning, highly rated for speed and professionalism; family-owned Air Source Air Conditioning, lauded for superb workmanship and customer satisfaction; and CS Mechanical, rated well for affordability and job quality.