One of the scariest thoughts that comes to mind during a scorching Arizona summer is that your air conditioner could break down at any moment. Because your air conditioning unit has been relatively dormant for the past six months, there’s a good chance that overusing it during summer will overwhelm it. Having a broken air conditioning system can take quite a while to repair when the service is in such high need through the months of May through August. Here is how to keep your a/c system well maintained and functioning for the upcoming warmer months of summer.