A:AnswerIt is trying to get to zero! Of course everything is frozen. Set temp control for 40 or 42° in large fridges. Set on number 4 or 5 for a mini fridge.
A:AnswerNot to me. It was for a few hours when it started up just to get the coolants moving and the drastic temperature drop, but since then I’ve hardly noticed any. It’s only 5 feet away from where I sleep and not a hindering factor at all.