Posted 3/26/2015 23:30 (#4479513 - in reply to #4478800) Subject: RE: auto stop/auto reverse bar on valley last tower
West Tennessee
The box on the stop arms needs to be an auto reverse box. It has two sets of micro switches. One for AR and the other for Safety. The cam stack will be taller as well. There are some panel changes as well.
Big Ben is right. It would cost almost $1000 to add AR.