Mechanical components encounter issues and that is inevitable. No matter how well the engineering is or how expensive the equipment is it will encounter issues at some point in time. Especially since most homes are operating their air-conditioning systems under a lot of strain. some of us choose to service our air conditioning systems to prevent future issues and some of us only call when there is a problem. It is most effective to do a routine me on your air conditioning repair a problem can become costly. Just like servicing your vehicle prevents you from needing an engine replacement, servicing your system will prevent you from needing to replace expense parts that could have been prevented otherwise. Forward thinking is about anticipating the issues and doing something about it before it costs you.