Thanks steevsee, test results as follows;
 Bar test : Bar motor up - off
                Bar motor down - off
Active Switch Test: Trough #1 left GRN - RED, WHT - ORN # 11
                             Trough #2 centre  GRN - RED , WHT - YEL #12
                             Trough #3 right GRN - RED, WHT - GRN #13
                             Shift down GRN-VIO, WHT -ORN #51
Coil test: I ran through this test several times and the drop targets came up every time. After they'd come up I'd knock them down again but they always reset. To bad they won't do it in a game!