If you reside in an area where temperatures drop to freezing, you have to take special care of your solar energy system. Every time the weather gets very cold, you need to turn the system off and drain it. This will help you keep your system working for a much longer time.
We deal with MORE issues with our Solar Panels, get fed up and head to Oregon.
Solar panels are not very easy to install, so you should hire a professional to get the job done. While you will save a bit of money by trying to do it in your own, you do not want things to be less than perfect. Also, you will most likely end up paying someone to come out and fix the mess you made.