I was afraid someone would ask. It was www.wallmountworld.com
. As the admiral pointed out, I should have leveled it in the up position. In the down position it pivots.
I'm not sure how the flatpanel will react to some shock and vibration in the up position. I don't think the designers took that position into account when designing the TV. While under way I plan to have it in the down position, just in case. Unless of course we use the lower helm which is unlikely.