I have short video on youtube that explains everything. It looks like the limit switches is not working has any one have in put https://www.youtube.com/watch?v=QRvYcPtfO8E Please view and give info my phone 214-518-0897 https://www.scribd.com/doc/294485837...ystem-2#scribd this the board that I am using. I either just gonna change the prox sensor or maybe this is a setting issue. Please advice