The best way you can care for the Heating and Air Conditioning component is to have annual service performed.by a certified and professional Heating and Air Conditioning service dealer, then they have the tools necessary to provide the best assistance with this process, but a thorough AC tune-up can increase the lifetime of the machine and help increase output of cool air and overall performance of the machine, however when our partner and I had new component installed in our home, the two of us signed up for a yearly Heating and Air Conditioning tuneup that includes service to the heating and air conditioning equipment; Last month was the first time that the two of us had a tune-up service appointment and I was cheerful with the quality. They sent 2 people to work on the Heating and Air Conditioning system… During the diagnostic section of the tune-up they checked all of the mechanical and electrical components inside the machine. They thoroughly checked the heat pump, the condenser, and the compressor. They also cleaned every section of the plan including the machine outdoors. There was a lot of mud and dirt caked under the machine, but they used a telescoping hose with sprayer to get to everything. The service professionals were completed in about an minute and they even updated our aged air filter with a new a single at no cost, then i hope this will help lower our summer time AC bills and keep the machine running smoothly during the hardest weather of the year, however summer heat and humidity are a single of the worst parts about living in the deep south, but there is no place else in the world that I would rather live.