The average cost of having a new air conditioner installed is around $5,000, according to HomeAdvisor, as of October 2015. The cost of having an old air conditioning unit replaced can range from $1,700 to $10,000. The cost to have an air unit repaired is significantly cheaper, averaging around $300.
On RepairClinic.com, parts for a Carrier air conditioning unit range in price from less than $10 to over $1,700, depending on the part in question. Replacement Carrier air conditioning parts from USAirConditioning.com range from less than $1 to over $1,200, as of 2015.
According to FurnaceCompare, the best central AC unit available in 2014 is the Goodman DSXC18. As of June 2014, The Sweet Home rates the Frigidaire FFRE0833Q1 as the best window AC unit.
To replace an air conditioner filter, remove the filter, determine what type of replacement filter is necessary and slide it into place. The filters in window units should be replaced yearly and cleaned once per month.
Customers looking to keep cool on hot days can purchase a quality air conditioner online from Sears, Newegg or AJ Madison. Each of these suppliers carries air-conditioner units from top brands such as Frigidaire, LG and RCA.
To replace an AC valve, detach air conditioning lines, pry out the glove box, remove the bold, pry off the airbag, open the evaporator to access the valve, and replace the valve with a new one. You need a replacement air conditioner valve and various wrenches to complete the process.
As of 2015, some top-rated air conditioner units include the GE AEL06LS, the LG LW8015ER and the Frigidaire FRA052XT7, according to Consumer Search. Another highly rated unit, suitable for small rooms and featuring four speeds, is the General Electric AEL05LQ, notes the Bob Vila website.
To install a window AC, open the bottom sash fully, balance the unit in the window with the bottom flange against the outside of the frame, close the sash, lock the sash in place, and expand the wings. Add insulation and weatherstripping to prevent heat infiltration.
The top window air conditioner, according to ApartmentTherapy.com, is the Frigidaire FRA086AT7, as of 2015. Reviewers there scored it very highly for efficiency, cooling power, ease of use and price.
Used air conditioner units can be purchased online from stores such as the Used A/C Warehouse and Budget Heating & Air Conditioning, as well as from equipment auction sites such as Bid-on-Equipment. General auction sites such as eBay also frequently contain listings for used air conditioner units.