when the filter gets too dusty, the ac unit is less effective, and that can ncause the freezing, I think. Happened to us a year or so ago. Change the filter every month in the summer and it works better.
This message has been modified
Originally posted on Jul 1, 2015 at 9:31:02am
Message modified by FuriousMonkey on Jul 1, 2015 at 9:32:10am