Quote Originally Posted by projectsunfire View Post
so both fans are working, no dust or dirt, etc so I guess that's not the issue either.
hmm....Has anything else changed in your environment or added new sticks? What has your ambient temp and RH been like in the room? The other things that has come has crossed my mind is that the peltier module, that is sandwiched between the 2 heat sinks has malfunctioned and is getting too cold on the inside and causing the inside heat sink to continually frost up.