Ok thanks guys. I have fast program but I cannot hook up in this machine room. No outlet and my computer has to be plugged in to work. But I could connect it on top of car with a big laddder from floor above next time. It’s extremely intermittent ... some times weeks go by .. I do not know if contractor is goin in But that is what I really want to know. Lol. I couldn’t tell the one time it trapped me inside. And yes elmcannic it came up to 2nd floor after I reset it. My plan was to drop down with ladder and try n move on inspection. But when I hit hall button it came up