i know this is late but, .....you def. need gage bar clips, the white ones are for cans, black for bottles, cans get 2 each selection, bottles get 1.....also gage bars need to be moved to dif. slot for each type product.
first check to make sure there are now broken wires behind coin mech.....
....if ok , then you have to reset the space to sales in the computer, best to call dn techline, takes 30 seconds to fix.